Question

the length of two side of triangle are 12cm and 14cm .The perimeter of triangle is 36cm.What is the length of its third side​

Answer 1

36-(12+14)=36-26=10 Cm

Answer 2

Solution :-

The length of two sides of triangle are given

$12cm \: \: and \: \: 14cm$

The perimeter of triangle is also given

$36cm$

So, the length of its 3rd side

$= 36 - (14 + 12)$

$= 36 - 26$

$= 10$

So, length of third side of the triangle is

$10cm$

hope it may help you...

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