PLEASE HELP “find the volume round to the nearest tenth assume that all angles in each polygon base are congruent”

The last time i bought this product , it cost $20.00 but it looks like it cost 29. 60 today? what is the increase

Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.

Polygon abcde is reflected to produce polygon a′b′c′d′e′. what is the equation for the line of reflection?