Two square pyramids have the same volume. the first pyramid has base edge 20 in. and height 21 in. the second pyramid has height 84 in. what is the base edge of the second pyramid?

What is the effect on the graph of the parent function f(x) = x when f(x) is replaced with 3f(x)? a) shifts the line 3 units up b) shifts the line 3 units down c) increases the slope of the line by a factor of 3 d) decreases the slope of the line by a factor of 3

Tessa bought stock in a restaurant for $253.00. her stock is now worth $333.96. what is the percentage increase of the value of tessa's stock? a.) 81% b.) 32% c.) 24% d.) 76%

Fast! find the length of cu. the triangles are similar. show your work.