The side of an equilateral triangle is 21cm.
Find its perimeter.
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1
Answer:
So, the perimeter of equilateral triangle is = 63m.
Step-by-step explanation:
Solve: side of equilateral triangle = 21m Perimeter of equilateral triangle = 3 x sides
= 3 x 21
= 63m Ans.
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Answered by
0
Answer:
Length of each Side=7cm
Step-by-step explanation:
✳P of Equilateral triangle: 21cm
✳Now formula of Equilateral triangle=3× side
✳Length of each side = 3÷ 21= 7
:Length of each Side=7cm
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