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Perimeter of Regular Polygons

Find the peri...

Question

Find the perimeter of the following shapes:
A triangle of sides $7 c m, 5.4 c m$ and $10.2 c m$

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Solution

Sides of triangle
are 7 cm,5.4 cm,10.2 cm
Perimeter= 7+5.4+10.2
= 22.6 cm

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