Question

Two sides of a triangle are 15 cm and 20 cm. The perimeter of the triangle is 50 cm. Find the third side of the triangle.


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Thank you

Answer 1

Answer:

15

Step-by-step explanation:

it will be 15 I think

ok

Answer 2

Answer:

15

Step-by-step explanation:

let the 3rd side be X

perimeter = sum of all sides in a triangle

so...

50=(1st+2nd+ 3rd sides)

50=15+20+X

X=50-(15+20)

X=50-35

X=15