Question

A triangle has a perimeter represented by the expression 9x + 7

A square has a side length represented by 4x – 3.




Which expression represents the total perimeter of the two figures?


A) 20x

B) 4x2 + 9x – 5

C) 13x + 4

D) 25x – 5

Answer 1

D. 25x-5

Explanation:

you need to add all the sides of the square to get 16x-12 and then add 9x+7 to get D.