Find area of figure
3 yd
8 yd
15 yd
13 yd

3. find the radius of circle p.4. find y.

If f(x)=x+7 and g(x)=1/x what is (fog)(x)

Suppose a laboratory has a 30 g sample of polonium-210. the half-life of polonium-210 is about 138 days how many half-lives of polonium-210 occur in 1104 days? how much polonium is in the sample 1104 days later? 9; 0.06 g 8; 0.12 g 8; 2,070 g