Question

Which has a larger perimeter a square of side 2 cm, a decagon of side 1 cm, a pentagon of side

3 cm, and an equilateral triangle of side 1 cm?​

Answer 1

Answer:

Perimeter of square = 4 * 2 cm.

=8 cm.

Perimeter of decagon = 10 * 1 cm.

= 10 cm.

Perimeter of pentagon =5 * 3 cm.

= 15 cm.

Perimeter of equilateral triangle = 3 * 1 cm.

= 3 cm.

Hence, perimeter of pentagon is greter