Question

A portrait without its frame has a height of 1.5 times its width, w. It's frame is 4 inches wide all along its perimeter. A) write an expression that represents the area of just the portrait. B) write an expression that represents the area of the portrait and its frame combined.

Answer 1

Explanation:

(A)

A=hw, h=1.5w

A=1.5w^2

(B)

A=(h+8)(w+8), h=1.5w

A=(1.5w+8)(w+8)

A=1.5w^2+12w+8w+64

A=1.5w^2+20w+64