Question

Perimeter of an equilateral triangle of side 9cm

Answer 1

Perimeter of a triangle =3×Side

=3×9cm

=27 cm

Answer=Perimeter=27cm

Answer 2

Hey!

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◾Perimeter of an equilateral triangle of side
9 cm.

$Perimeter \: of \: equilateral \\ triangle \: = 3 \times sides$

➡️$3 \times 9cm$

➡️$27 \: cm \: answer$
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Hope it helps you!

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