Question

What is the perimeter of the
rectangle?
12 cm
8 cm
Perimeter = [?] cm

Answer 1

The answer is 40 cm

Explanation:

Add 12 and 8 twice or (12+8)+(12+8).

Answer 2

40 cm

Explanation:

If needed, use a calculator.

12+12=24

8+8=16

24+16=40

Perimeter is 40 cm.