Question

Two sides of a triangle are 10cm and 12cm. The perimeter of the triangle is 35cm. What will be the length of the third side​

Answer 1

2 sides of triangle = 10cm , 12cm

Perimeter = 35 cm

Let 3rd side = x

According to qu.

10+12+x= 35

22+x= 35

x= 35- 22

x= 13cm

Hope it helps☺

Answer 2

Answer:

13cm

Step-by-step explanation:

Given : perimeter of triangle =35cm

sides. :. 10cm and 12cm

sol.:. we know that sum of three sides of triangle is equal to its perimeter .

let,. third side be x

So,. 10+12+x =35

22+x. =35

x. =35-22

x. =13

so, third side of the given triangle is 13cm.