The side of an equilateral triangle is 3.5 cm.
find its perimeter..
Answers
Answered by
18
we know that in an equilateral triangle all sides are same.
perimeter= sum of three side
3.5+3.5+3.5= 10.5
Answered by
2
Answer:
Step-by-step explanation:
Formula for equilateral triangle is
√3/4 x (side)^2
= √3/4 x 35/10 x 35/10
= 5.3 cm^2
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kumargoransh34:
I find its area
but i want perimeter
For perimeter add 3.5 three times you get 3.5 + 3.5 +3.5 = 10.5 cm is the answer
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