Question

Triangle=18 cm
what is the perimeter​

Answer 1

Answer:

Triangles  have 3 sides

and the perimeter is the sum of the length of sides of any figure

and if it is an equilateral one then its perimeter is 3*18 i.e

54cm  and if it's a isocelessthen u have to give one of its equal sides in the question  

Step-by-step explanation: