The length of the sides of a square is given by the expression 4. 8x 2. 4. Which expression represents the perimeter of the square?.

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.

Find two numbers if their sum is 91 and the ratio is 6: 7?

Abag contains 10 white golf balls and 6 striped golf balls. a golfer wants to add 112 golf balls to the bag. he wants the ratio of white to striped gold balls to remain the same. how many of each should he add?