the perimeter of an equilateral triangle is 57cm. find the side of triangle .
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Answered by
2
Answer:
57= 3a
a =57/3
a= 19
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Answered by
2
Answer:
Step-by-step explanation:
hi
in equilateral triangle all sides are equal .as i think each side =x
triangle means three sides are present
3x=57
x=57/3
x=19
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