Question

Write an expression for the area of the figure

Answer 1

`x^2+3x`

Explanation:

Area of square/rectangle = l*w

The area for this rectangle = (x)(x+3)

Apply distributive property to get simplest form:

`(x)(x+3)\\x(x+3)\\x^2+3x`

Given x=6:

`6^2+3(6)\\6^2+18\\36+18\\54`