tomd1570d tomd1570d

06-02-2020
Mathematics

contestada

The area of a square in square feet is represented by a^2 + 16a + 64
a- Find an expression for a side length of the square
b- Find the perimeter of the square when a=9

Respuesta :

meredith48034 meredith48034

06-02-2020

Answer:

a. a side length is (a+8)

b. a=9. (9+8)= 17

17×4= 68 is the perimeter

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