uple CY bisects ZWCZ. If WY = 16, WC = 24, and ZC = 36, f Solution: 16 24 201 YZ 36 YZ = 24 Check Your Progress Refer to the figure in example 4. 5. If YZ = 25, ZC = 50, and WY = 20, find WC.

For what value of x is the parallelogram a rectangle? L (7x-6)° (6x+2)° The parallèlogram is a rectangle when x =. (Type a whole nurmber.) Enter your answer in the answer box and then click Check Answer. All narts showing javascript doExercise(6); Clear All Sign out DELL esc -> %23 $ & 1. 3 4 5 8. tab le t y u a S

A school is constructing a rectangular play area against an exterior wall of the school building. It uses 120 feet of fencing material to enclose three sides of the play area. w school building 1. Complete the table by giving the length and area for each width. (The width is the side perpendicular to the building.) width length (feet) | (feet) area (square feet) 10 30 40 Size W Undo Clear All 2. Write an equation to represent l, the length of the play area in feet, as a function of w, the width in feet. 3. Write an equation to represent A, the area in square feet, as a function of w, the width in feet.

The salesclerk at TV-Rama says that the area of a 52 in. plasma screen is four times as large as the area of a 26 in. screen. Television screens are measured on the diagonal. Is the salesclerk correct? Explain.