17) 18)
SH
1999
19)
20)
66
12
118°
21)
22)
1507)
58°
23)
24)

Which function has the domain x> -11?

The measures of the legs of a right triangle are 15m and 20m . what is the length of the hypotenuse

You are standing next to a really big circular lake. you want to measure the diameter of the lake, but you don't want to have to swim across with a measuring tape! you decide to walk around the perimeter of the lake and measure its circumference, and find that it's 400\pi\text{ m}400? m. what is the diameter dd of the lake?