Find the perimeter of an equilateral triangle whose each side is 3.5 cm.
Answers
Answered by
1
Answer:
P
=
10.5
a
Side
Solution
P
=
3
a
=
3
·
3.5
=
10.5
Answered by
2
perimeter of equilateral ∆ = sum of all side
3.5 + 3.5+3.5 = 10.5 cm
Or
3.5 × 3 = 10.5 cm
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