Question

if the side of a triangle is 20cm,10cm,12cm .find it's perimeter
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Answer 1

Answer:

20 + 10 + 12 = 42cm

Step-by-step explanation:

perimeter of triangle = sum of all sides

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Answer 2

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Perimeter of a Triangle = Sum of all the sides

Perimeter = 20 cm + 10 cm + 12 cm

Perimeter = 42 cm

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