Acollrollary is a statement that can easily provide using a theorem

What is the value of the expression below? (81^2)^1/8

Two variables, x and y, vary inversely, and x=12 when y=4. what is the value of y when x=3?

Two poles, ab and ed, are fixed to the ground with the of ropes ac and ec, as shown: what is the approximate distance, in feet, between the two poles? 6.93 feet 8.66 feet 12.32 feet 15.59 feet