Question

9. The side of an equilateral triangle is 7/

10

cm. Find its perimeter.​

Answer 1

Answer:

2.1cm

Step-by-step explanation:

side=7/10 or 0.7cm

Perimeter=3s

3(0.7)

2.1 cm

Answer 2

Answer:

side of the equilateral triangle = 7/10 cm

perimeter of the equilateral triangle

= 7/10 × 3

= 21/10

= 2 ⅒ cm