In the diagram below, liner intersects parallel lines r and s. 4
3
6
→S
8
7
>
60
If the measure of 3= 68°, what is the measure of 8?
A.
180
B. 112
C. 68°
D. 28

What is the area of the trapezoid shown ?

What effect would doubling all the dimensions of a triangular pyramid have on the volume of the pyramid? explain your reasoning.

Select the correct answer. what is the exact value of sin (157.5°)? a. 'sqrt(2 - sqrt(2))/2 b. *"-"'sqrt(2 + sqrt(2))/29 c.'sqrt(2 + sqrt(2))/4" d. "-"sqrt(2 + sqrt(2))/4)