Question

Please answer the question only if u know....If u give a brief explanation and give correct answer and also the first to answer I will mark u the brainliest​

Answer 1

Answer:

Perimeter of equilateral triangle=3a

3x72

=216 cm

perimeter of triangle=perimeter of square

216=4a

=54 cm

Therefore, side of square is 54cm.

Hope it helps<3

Answer 2

Step-by-step explanation:

Length of one side of equilateral triangle = 72 cm

Perimeter = Side × 3

= 72 cm × 3

= 216 cm

Perimeter of square = 216 cm

One side of square = Area ÷ 4

= 216 cm ÷ 4

= 54 cm