(3^4)(3^5) = a) 3^9 b) 9^9 c) 3^20 d) 6^20

Which of the following expressions are equivalent ?

Compare the following pair of numbers a and b in three ways. a. find the ratio of a to b. b. find the ratio of b to a. c. complete the sentence: a is percent of b. a=120 and b=340 a. the ratio of a to b is . b. the ratio of b to a is . c. a is nothing percent of b.

The tile along the edge of a triangular community pool needs to be replaced? ?