Question

Find the perimeter of the following shape : (a) A triangle of sides 3cm, 4cm and 5cm
Please answer it.
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Answer 1

Answer :-

Perimeter of the triangle is 12cm.

Step-by-step explanation :-

Perimeter of triangle = side + side + side

ㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤ= 3cm + 4cm 5cm

ㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤ= 12cm

Hence, perimeter of the triangle is 12cm.

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Answer 2

Perimeter of a figure = sum of all its sides

= 3 + 4 + 5

= 7 + 5

= 12 cm

Perimeter = 12 cm

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