Mario is constructing a frame for a 10inches by 8inches photo. He wants the frame to be the same width all the way around and the total area of the frame and the photo to be 120 square inches. What are the dimensions of the frame?

Mathematics · Middle School · Wed Jan 13 2021

Answered on

Given that

frame type square

pic size = 10 x8

frame one side = a

frame area = 120 sq inches

120 = a x a

a^2 =120

a=sq root 120

a=10.95

frame size = 10.954 x10.954