Question

Can someone please help me with this question? Thanks.

Answer 1

`(24x+40) \: cm^2`

Explanation:

Area of rectangle is
`lw`

`8 * (3x+5)`

The length is (3x+5) cm.

The width is 8 cm.

`8(3x+5)`

Expand the brackets.

`8(3x)+8(5)`

`24x+40`

Answer 2

Area = length x width

Area = 3x + 5 Cm x 8 cm

Multiply each term by each term.

Area = 24x + 40 square cm