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If Two Sides of a Triangle Are Unequal, Then the Angle Opposite to the Greater Side Is Greater Than Angle Opposite to the Smaller Side

Find the peri...

Question

Find the perimeter of each of an equilateral triangle of side 9 cm

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Solution

Side of equilateral triangle $= 9 c m$
then Perimeter $= 3 \times$ side
$= 3 \times 9$
[Perimeter $= 27 c m$ ]

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Find the perimeter of an equilateral triangle of side $9 c m$ .

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