Question

Please can you help us

Answer 1

60cm

Explanation:

20/4 = 5

one side of the square = 5cm

l (length) = 4 squares

w (width) = 2 squares

p (perimeter) = 2(5l) + 2(5w)

p = 2 x 20 + 2 x 10

p = 40 + 20

p = 60

Answer 2

above is the solution to the question