Question

two sides of a triangle are 12cm and 14 cm .the perimeter of the triangle is 36cm what is third side
.

Answer 1

Let the third side be x
Perimeter of triangle =sum of all sides
36 = 12+14+x
36 = 26 +x
36 - 26 = x
x = 10
Third side = 10 cm

Answer 2

Hey friend!!

Here's ur answer..

Perimeter of triangle = sum of all three sides
Let one side be x cm
So, x +, 12 + 14 = 36
x +26 =36
x = 10 cm

Required answer is 10 cm.

Thank you...
Hope it helps :) :)