Fran sells brownies $3 each she cuts pan of brownies into 6 pieces if she makes 4 pan of brownies how much money she make

6•4•3=72$

Show your work: 6•4=24
24•3=72$

Written If Fran sells all her brownies, she will make 72$

Use pythagorean’s theorem and find the missing side lengths of the two smaller triangles and add them together
13^2 - 12^2 = 5
15^2 - 12^2 = 9
5+9 = 14
14 is the length of each side of the square
14^2 + 14^2 = 19.8
19.8 is the diagonal length of the inside if the square