Question

what is the length of an equivalent triangles whose perimeter is 30 cm​

Answer 1

Perimeter= 30cm

equilateral triangle= 3 multiply side

30 multiply 3= 90cm

Answer 2

Answer:

the length of triangle = 10

Step-by-step explanation:

let length of triangle = x

perimeter of triangle = 30

x + x + x = 30

3x = 30

⇒ x = 10

∴ the length of triangle = 10