Find the perimeter of each figure or region. an equilateral triangle with 7.8 mm sides
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1
Answer:
perimeter of an equilateral triangle=3×side
therefore perimeter=3×7.8=23.4mm
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0
Answer:
Equilateral triangle all sides are equally
Perimeter of a triangle (say ABC) of three sides = sum of all the three sides
AB + BE + CA
7.8 7.8 7.8= 23.4mm
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