8+Math

Email: mrjonathan@lapazschool.org
 * Welcome to Math 8 **



Identify factoring patterns of perfect squares and difference of squares Assignment: 17C #1-4, 17D #1-4, 17E #1-5 [1st and 3rd columns only] || Define/Determine Common Factors Identify Prime Numbers Identify Prime Factors Determine Highest Common Factors (HCF) Review Distributive Law Assignment: 17A #4 1st and 3rd column, #5 all; and 17B #1-8 1st column only Video Support on Factoring || Probability Videos on Khan Academy Basic Probability Series Estimating Probability Compound Events Series Dependent Probability Series || Review Slope of a line, y-intercept, x-intercept, vertical and horizontal lines Review Solving Systems of Equations by Substitution Elimination and by Graphing Complete Review Exercises 13B (p302) and 14B (p314) in your textbook. This is to be completed in class and handed to Miss Raquel. || 1) Solve by substitution: 2x+3y=7 and -x+y=4 2) Solve by elimination: 3x+4y=5 and 6x-7y=8 (or 3x+y=4 and 2y-10x=4) 3) Find the equation of the line given points on the line: (-2,3) and (4,-1) 4) Find the line parallel to 5x-7y=3 going through (3,5) 5) Determine if the lines containing these pairs of points are parallel, perpendicular or neither: a) (1,8),(2,9); (1,2),(0,1) b) (3,1),(3,7); (2,4),(-1,4) c) (3,2),(5,-2); (0,6),(-5,6) Corrections are due in my hand at 8 am on Monday, the 9th of June. || 1) A movie theater sells tickets for $9.00 each. Senior citizens receive a discount of $3.00. One evening the theater sold 636 tickets and took in $4974 in revenue. How many tickets were sold to senior citizens? How many were sold to “moviegoers” who were not senior citizens? 2) A principal of $5000 is invested. Part of the $5000 is invested at 9% per annum, the rest at 11% per annum. After one year, the total interest earned is $520. How much money was invested at each rate? || Assignment: p312 #6,8,10 (Section 14E) || Solve Simultaneous Systems by Elimination Assignment: 14D #1bdf, #2def, #3behkn || Solve Systems of Equations by Graphing Solve Systems of Equations by Substitution Assignment: REVIEW FOR QUIZ: Slope (From Udacity) and Slope Practice Graph to Equation and Practice ASSIGNMENT AFTER QUIZ: Take notes and follow examples on 14A and 14B in your textbook (I will check notes) and complete 14A #1-3 and 14B 1-4 (DUE WEDNESDAY) || Assignment in class: Match equations to lines 13G.2 #2 || Finish watching the Slope segment from Finding Slope (where we left off today) Chris, Marco, Frida and Sofia: Complete the example from class (found in video) || Draw a graph from a table of values Assignment: 13C #1a-h || Identify linear relationships Homework: Complete #4f of 13B || Identify the (x,y) coordinates Identify the 4 quadrants Plot points on an x,y plane Identify quadrants where x is positive and negative; where y is positive and negative Determine if points are on the same line (co-linear points) || [|Tutorial for converting squared and cubed units (area and volume)] [|For those curious about i.e. vs. e.g. (a comic explanation)]
 * NEXT QUIZ : Wednesday **
 * LAST QUIZ: **
 * Assignments **
 * **Week** || **Assigned** ||= **Due** || **Assignment: eol = every other letter; eoo = every other odd** ||
 * 37 || 30/6 || 1/7 || ** Learning Targets: **
 * 36 || 23/6 || 24/6 || ** Learning Targets: **
 * 34 || 10/6 || 11/6 || Finish the assignment from yesterday and begin watching videos on Probability (make sure you are logged in to khanacademy.org)
 * 34 || 9/6 || 10/6 || ** Learning Targets: **
 * 33 || 5/6 || 9/6 || Corrections to your quiz
 * 33 || 3/6 || 4/6 || More practice with word problems:
 * 32 || 27/5 || 28/5 || Practice with word problems
 * 32 || 26/5 || 27/5 || Learning Targets:
 * 31 || 22/5 || 26/5 || ** Learning Targets: **
 * 3 abcdef (only def for those on time!) p308 14C** ||
 * 31 || 19/5 || 20/5 || Save the Zogs Game: Complete to LEVEL 9
 * 30 || 14/5 || 15/5 || [[file:8_Math-Slope-Celcius-Fahrenheit-Conversion.pdf|Assignment on converting Fahrenheit to Celcius.]] ||
 * 29 || 7/5 ||  || ** Learning Targets: **
 * Determine if a point is on a line given the equation of a line and a coordinate
 * Identify parallel lines from slope ||
 * 29 || 6/5 ||  || ** Learning Targets: **
 * Identify equations of horizontal and vertical lines
 * Identify the general form equation of a line
 * Solve general form for intercepts
 * Solve general form to slope-intercept form
 * 29 || 5/5 || 6/5 || ** Learning Targets: **
 * Identify x-intercept
 * Identify y-intercept
 * Graph a line: using a table of values, using slope and y-intercept, using x-intercept and y intercept
 * Assignment: 13F.2 #1 13F.2 #1** ||
 * 28 || 29/4 || 30/4 || ** Learning Targets: **
 * Solve the slope equation
 * Graph a line from a given slope
 * Determine slope from a line ||
 * 28 || 28/4 || 29/4 || ** Learning Targets: **
 * Define slope/gradient (they are the same, just different words to describe the same thing)
 * Define slope for a horizontal line
 * Define slope for a vertical line
 * Solve the slope/gradient for 2 points
 * 27 || 23/4 ||  || ** Learning Targets: **
 * 27 || 22/4 || 23/4 || Text 13B Linear Relationships
 * Learning Targets: **Identify independent and dependent variables
 * 27 || 21/4 ||  || Text 13A Plotting Points
 * Learning Targets: **
 * 25 || 18/3 || 19/3 || [[image:8 Math Algebraic Equation Manipulation.jpg width="560" height="420"]] ||
 * 24 || 14/3 || 17/4 || Algebra Word Problems 11B #1a, 2bcd, 3abc, 4abc 11C #1-12 all (13,14,15 challenge) ||
 * 23 || 6/3 || 10/3 || Review Sets 10A and 10B on pp 240-242 due MONDAY ||
 * 23 || 3/3 || 4/3 || Surface area of Cyclinders and Spheres: Take notes on formulas for surface area of cylinders and spheres. Do exercises 10F.2 # 1b, 2c, 3e (use x=1 meter if you have trouble working without numbers) ||
 * 22 || 27/2 || 3/3 || [[file:8_Math_HW-Surface Area.pdf|HW: Surface Area of Net Solids.]] ||
 * 22 || 26/2 || 27/2 || For HOMEWORK: [[file:8_Math_HW-Area_7-questions.pdf|Complete these 7 questions. ]] ||
 * 22 || 25/2 || 26/2 || Exercise 10D #1e and (Make sure to draw your diagrams and show your work)
 * For a circle of diameter 3.6 m, find the area and circumference in both m and cm.
 * A 2-meter wide path is to be put around a rectangular garden with dimensions 9 m by 12 m. Find the area of the path so you can know how much stone needs to be laid.
 * In the linked diagram of a running track, find the distance to run around the inside or the track and the distance to run around the outside of the track. (BONUS: Find the area of the track so we can then estimate how much it will cost to pave) ||
 * 21 || 18/2 || 20/2 || Length and Perimeter: 10A.1 #4, 10A.2 #3,4,5cfi, 10B #1, 5-8, 11,12, 10C.1 #1,2, 10C.2 #1
 * 21 || 18/2 || 20/2 || Length and Perimeter: 10A.1 #4, 10A.2 #3,4,5cfi, 10B #1, 5-8, 11,12, 10C.1 #1,2, 10C.2 #1

New Unit Topic: **2D Geometry and Measurements** [In this unit you should be able to]:
 * Convert units within the metric system for length and area.
 * Find the perimeter of a geometrical figure;
 * Find the area of: triangle, square, rectangle, parallelogram and compound shapes
 * Find the area of a rhombus, kite and trapezoid (new material)
 * recognize and name all parts of a circle, (e.g. center, radius, diameter, sector, segment, arc, chord, circumference);
 * Find the circumference and area of a circle and compound shapes involving (parts of) circles using pi=22/7 and 3.14.
 * Find the area of an ellipse
 * find the surface area of prisms, also other than rectangular prisms (including cylinders);

10A.1 #4, 10A.2 #3,4,5cfi, 10B #1, 5-8 (since this wasn't posted to the wiki, if you did it you will receive bonus credit) || Solve the following: An equilateral triangle has sides of length 10 cm. Find the area. || If you are struggling with Pythagorean Theorem, then review here: [|Pythagorean Theorem Intro] Today we reviewed and covered some new material on Radicals. Complete 9A #1all, #2, #3 9B #1bdfhjl, #2 bdfhjlnp || Also, complete || Video: @https://www.khanacademy.org/math/arithmetic/exponents-radicals/world-of-exponents/v/negative-exponent-intuition Exercise: @https://www.khanacademy.org/math/arithmetic/exponents-radicals/world-of-exponents/e/exponents_2 Video: @https://www.khanacademy.org/math/arithmetic/exponents-radicals/scientific-notation/v/scientific-notation-i Exercise: @https://www.khanacademy.org/math/arithmetic/exponents-radicals/scientific-notation/e/scientific_notation_intuition Exercise: @https://www.khanacademy.org/math/arithmetic/exponents-radicals/scientific-notation/e/scientific_notation Video: @https://www.khanacademy.org/math/arithmetic/exponents-radicals/scientific-notation/v/scientific-notation-3--new Exercise: @https://www.khanacademy.org/math/arithmetic/exponents-radicals/scientific-notation/e/multiplying_and_dividing_scientific_notation @https://www.khanacademy.org/math/arithmetic/decimals/significant_figures_tutorial/v/significant-figures (4 videos) || [|Introduction to Exponents] [|Powers of fractions] Introduction to Negative Exponents More about Negative Exponents Properties of products and exponents raised to an exponent || Exercise 7E #2,3,4 || Exercise 7D.1 #1c, 2efghi, 4-6, Read and follow Investigation 1 and then complete 7D.2 #1,2 || || || QUIZ [|Understanding Square Roots] (2 min) Approximating Square Roots (8 min) Simplifying Square Roots (3 min) Simplifying Radicals (10 min) Square Roots and Real Numbers (10 min) || 4C.2 #1 mnop, 2amnop 4C.3 #1ajkl 4C.4 #1mnopqr, #2 Challenge || Exercises: 3F #1,4, 3G #1,5 3H.1 #3 and 3H.2#1,6,9 || [|Introduction to Interest (Simple vs. Compound)] (10 min) [|Introduction to Interest Part 2] (8 min) || Exercises 3E.3 choose 5 (p87), Investigation p 88 spreadsheet, 3F #1all, #5 || 3E.1 #1adef, 2acgh 3E.2 #1afh, 2, 3def, 4, 5 || 3B #1,2 +2 of your choice 3C #1 + 3 letters of your choice 3D.1 Choose at least 3 3D.2 Choose at least 4 || Chapter 2B in class, Chapter 2C 1-5 in class. **Homework Chapter 2C #6,7,8,9** ||
 * 20 || 13/2 || 18/2 || After quiz FUN!!! [[file:8_Math-POTD-13-02-2014.pdf|Complete these with your partner(s) and turn in on Tuesday.]] ||
 * 20 ||  ||   || Read this web site: Surprising Uses of the Pythagorean Theorem
 * 20 || 10/2 || 11/2 || Pythagorean Triples and Problem Solving 9F #5,6 9G #9, 12 ||
 * 19 || 5/2 || 6/2 || For students who have less than a 3.0 on Scientific Notation, watch this Udacity Lesson on Scientific Notation.
 * 19 || 3/2 || 4/2 || Sign up for an account on www.udacity.com and enroll in Visualizing Algebra. After you've received your "Welcome to Visualizing Algebra" email, forward to mrjonathan@lapazschool.org.
 * 18 || 27/1 || 28/1 || Review Sets 8A and 8B in class and homework. QUIZ on WEDNESDAY JAN 29 ||
 * 17 || 22/1 || 23/1 || ** I **** ndex Notation (Exponents): **
 * Do 1 exercise on Exponents, 3 exercises on Scientific Notation, 4 videos on Sig Figs**
 * Scientific Notation: **
 * Significant Figures**:
 * 16 || 16/1 || 20/1 || Watch these videos on khan academy:
 * 16 || 15/1 || 16/1 || 7F #2,3,4 and Review Set 7A all. Study for QUIZ ||
 * 16 || 14/1 || 15/1 || Deductive Geometry: Using known theorems to prove geometric relationships
 * 16 || 13/1 || 14/1 || Measures of the Interior and Exterior angles of Polygons...(n-2)*180=sum of interior angles of n-sided polygon [based on number of triangles in which you can divide polygon]. Measure of exterior angles is always equal to 360 degrees.
 * 15 || 8/1/14 || 9/1/14 || Exercise 7B: Triangles #1-5 with time in class ||
 * 15 || 7/1/13 || 8/1/14 || Chapter 7 The Geometry of Polygons Exercise 7A #1-7 (5,6 do eol) ||
 * || 26/11/13 ||  || ** 26/11/13 - Chapter 6 Solving Equations ** ||
 * 13 || 25/11/13 || 26/11/13 || Chapter 6 Review Set 6A completed in class or as additional practice for your quiz Tuesday. ||
 * 12 || 20/11/13 || 21/11/13 || Complete these two equations by solving for x (get common denominator and pay attention to distributing the negative sign). Then check your answer.
 * 12 || 20/11/13 || 21/11/13 || Complete these two equations by solving for x (get common denominator and pay attention to distributing the negative sign). Then check your answer.
 * 12 || 19/11/13 || 20/11/13 || Solve this problem for x, check your answer:
 * 11 || 14/11/13 || 18/11/13 || Homework Sheet on solving multi-step equations. ||
 * 11 || 13/11/13 || 14/11/13 || Solving Linear Equations 6D #2jkl, 3def, 4acdef ||
 * 11 || 11/11/13 || 12/13/13 || Read this article when finished with quiz, then write a two paragraph email to me about the article and your favorite part(s). What did you understand? What didn't you understand?
 * Descending Order, Polynomial Operations, Polynomial Multiplication, Distributive Law, Expansion of Radical Expressions ** ||
 * 10 || 6/11/13 || 7/11/13 || Review Set 4A in class and homework - Study for quiz ||
 * 10 || 5/11/13 || 6/11/13 || [[file:8_Math_HW_2013-11-5-Radicals.pdf|Homework Set]] on Radicals ||
 * 10 || 4/11/13 || 5/11/13 || 4 questions (2sqrt(11)+3)^2, (3-sqrt(7))^2, (2+sqrt(5))(2-sqrt(5)), (-1+2sqrt(2))(2-sqrt(2)) ||
 * 9 || 3/11/13 || 4/11/13 || Please watch while logged in:
 * 9 || 30/10/13 || 31/10/13 || 4C.5 #1adgjkl, 2dghi, 3ijkl ||
 * 9 || 29/10/13 || 30/10/13 || Binomial Expansion with Perfect Squares, Differences of Squares, Miscellaneous Expansion
 * 9 || 28/10/13 || 29/10/13 || Expansion of (a+b)(c+d) and FOIL p108 4C.1 #1-3 eol in class ||
 * 8 || 24/10/13 || 28/10/13 || Distributive Property : Exercise 4A 1-9 eol ||
 * 8 || 23/10/13 || 24/10/13 || Review Set 3A: Percentages and Interest
 * QUIZ THURSDAY PERCENTAGES AND INTEREST ** ||
 * 8 || 22/10/13 || 23/10/13 || Finding the original amount, SImple Interest, Compound Interest
 * 7 || 17/10/13 || 22/10/13 || Watch Compound Interest Video (7 min) **(SIGN-IN to khanacademy. org before watching!!!)**
 * 7 || 15/10/13 || 16/10/13 || Applications of the Multiplier
 * 7 || 14/10/13 || 15/10/13 || Percentage Change Increase/Decrease with Multiplier
 * 6 || 9/10/13 || 10/14/13 || Percentages: Unitary Method, Finding Percentage of a quantity, % Increase/Decrease, Profit/Loss, Discount
 * 6 || 8/10/13 || 9/10/13 || Percentages: 3A.1 #1bfgh, 2, 3aei, 3A.2 #1aeijkl, 2all, 3,5 ||
 * 5 || 2/10/13 || 3/10/13 || In class: Variable and Verbal Expressions Worksheet, Number Properties Review Worksheet, 2D#2,3,6, 2E#3hi, 4bfj, 5fji ||
 * 5 || 1/10/13 || 2/10/13 || Language of Mathematics, Changing Words to Symbols,
 * 5 || 30/9/13 || 1/10/13 || p58 Chapter 2A #1aeil, 2abijkl, 3all, 4ab, 5fghi, 6behknpr ||
 * 4 || 24/9/13 || 25/9/13 || Review Set 1A p53 #1-5 Show all work! ||
 * 4 || 23/9/13 || 24/9/13 || Prime Factorization: 1H pp.51-52 1-9 **choose 7 numbers to complete** ||
 * 3 || 19/9/13 || 23/9/13 || [[file:8_Math-Investigation–Ratios-Chapter1.pdf|Investigation Chapter 1 Ratios]]: Complete this in class on Thursday and email me your copy. Your email subject should be "Chapter 1 Ratios Investigation" and the filename should include your name like this "8_Math Chapter 1 Investigation - your_lastname" and should be emailed before 8 am Monday, 23/9/13. ||
 * 3 || 18/9/13 || 19/9/13 || Ratios 1G.3 and 1G.4 in class (9 total). If not complete, finish for homework. ||
 * 3 || 17/9/13 || 18/9/13 || Review of Rounding, Ratios and Simplifying Ratios. Do exercises 1F.2 (Rounding), 1G.1 (Ratios), 1G.2 (Simplifying Ratios) ALL. ||
 * 2 || 12/9/13 || 17/9/13 || Decimals and Extended Fractions: Exercise 1all, 2def, 3all, 4adgijkl, 5aceigk, 6all, 7 1st, 3rd, 5th column, 8cdeg ||
 * 2 || 11/9/13 || 12/9/13 || Fractions: Adding, Subtracting, Multiplying, Dividing all types of fractions (mixed, improper, proper, equivalent). Do exercise 1E.1 1-2 eol (every other letter), 1E.2 1-2 eol, 1E.3 at least 5, 1E.4 eol ||
 * 2 || 10/9/13 || 11/9/13 || Order of Operations: Exercise 1D.1 #4bdf, #5efgh, #6, #7, 1D.2 #1 eol (every other letter) ||
 * 2 || 9/9/13 || 10/9/13 || (In Class) Order of Operations Activity ||
 * 1 || 5/9/13 || 6/9/13 || Divisibility Tests Choose at least 8 from page 31 section 1B. ||
 * 1 || 4/9/13 || 5/9/13 || Download textbook from wiki link above. Natural Numbers: Choose at least 4 from exercise 1A page 30. ||
 * 1 || 3/9/13 || 9/9/13 || Sign up for [|khanacademy.org] and add me as your coach. Real Number System Webquest. ||
 * 1 || 2/9/13 ||  || Send me an email (so I have your email address) ||