Which expressions simplify to an irrational answer? select all that apply. √9 * √16 √3 * √2 √7 * √5 4√2 * √2

Angel entered a triathlon (a three-part race). he swam 1 mile, rode his bike 30 miles, and ran 10 miles. how far did he go altogether? a. 11 miles b. 123 miles c. 41 miles d. 40 miles

Astick 2 m long is placed vertically at point b. the top of the stick is in line with the top of a tree as seen from point a, which is 3 m from the stick and 30 m from the tree. how tall is the tree?

What is the volume of a cone with a height of 6 cm in the radius of 2 cm