Answers

2015-06-19T20:35:33+05:30
The one side in a equalateral triangle with perimeter of 30cm is 30/3=10cm

the 2 sides of the triangle is 15 cm and 7 cm then,
the third side be 'x'
15+7+x=30
22+x=30
x=30-22
x=8cm

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