If the sides of two polygons are in the ratio of 2:5, What is the ratio of the areas of the two polygons? *

Alocal concert promoter purchases 2 3/4 pages of ads. when one of the concerts is cancelled, the promoter cancels 1 5/8 pages of ads. how much advertising space is the concert promoter actually using?

The longer leg of a 30° 60° 90° triangle is 16 times square root of three how long is a shorter leg

Can someone me out here number 4 plz