Question

a. Find the perimeter of the following triangles: a. An equilateral triangle with side 9 cm.​

Answer 1

Step-by-step explanation:

perimeter = sum of all 3 sides

side=9cm

9cm + 9cm + 9cm

perimeter = 27cm

Answer 2

Answer:

27cm

Step-by-step explanation:

perimeter of triangle =side+side+side

9+9+9 [equilateral triangle all sides are equal]

27cm