find the perimeter of a triangle whose sides are 1. 5centimetre 7.5 CM and 8.7 CM 2. 8.5cm 9.5cm and 7cm
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Perimeter of triangle = Sum of all sides
1)5 cm+7.5 cm+8.7 cm=21.2cm
2)8.5 cm+9.5 cm + 7 cm=25 cm
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Answer:Perimeter of triangle is sum of all three sides
Step-by-step explanation:
5cm+7.5cm+8.7=
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