Report

1. Every Person in your group needs a sheet of paper, a pencil, and a calculator. 2. Every Person in your group needs a letter, either T, R, A, S, or H. Put that letter and your color at the top of your paper (both sides). 3. Every Person will solve the problem on their own paper(you may get help from the members in your group). 4. Only the person whose letter I call will come up and show me their paper. 5. You get one point for a correct answer. 6. If correct, you can shoot for bonus points. 2 from the two point line or 3 from the three point line. A bisector of contains which line segment? Answer: If ∆ABC is similar to ∆ADE, then AB: AD = ? : AE. What replaces the “?” to make the statement true? Answer: AC Lines m and r are cut by a transversal. What value of x will show that line m is parallel to line r ? Answer: 20 In this figure, ∠ = ( − )° and ∠ = ( + )°. What is ∠? Answer: 115° This figure represents line segments painted on a parking lot to create parking spaces. Which equation can be used to show that these line segments are parallel? A 118 −w = x B 118 − x = w C x +118 =180 D w +118 =180 Answer: D What is the domain of the function graphed below? Answer: 0<x≤5 In the quadratic equation – + = represents an unknown constant. If = − is one of the solutions to this equation, what is the value of ? Answer: -12 If (2k, k) and (3k, 4k) are two points on the graph of a line and k is not equal to 0, what is the slope of the line? Answer: 3 Emma opened a checking account with her first summer paycheck, which was in the amount of $90. Each week she deposits $60 of her pay into the account. The table shows the balance in the account, b, after w weeks have passed. Write an equation that describes the balance in the account. Answer: y = 90 + 60w The length of a rectangle is x + 4, and the width is x – 3. Write an expression to represent the perimeter of the rectangle. Answer: 4x + 2