Question

Find the perimeter of a triangle with sides of 10 cm, 15 cm and 20cm length​

Answer 1

Answer:

45 cm

Step-by-step explanation:

sum of all 3 sides = 10 + 15 + 20 i.e 45

Answer 2

Answer:

Perimeter is sum of all the sides.

so perimeter of the triangle is: 10+15+20 = 45cm

Hope it helps.

Mark Brainer.

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Teacher.