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Question
The perimeter of an equilateral triangle with side 9 mm is
The perimeter of an equilateral triangle with side 9 mm is
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Solution
The correct option is A 2.7 cm
Length of one side of the equilateral triangle = 9 mm = 0.9 cm
Perimeter of equilateral triangle
= (0.9 + 0.9 + 0.9)
= 2.7 cm
2.7 cm
Length of one side of the equilateral triangle = 9 mm = 0.9 cm
Perimeter of equilateral triangle
= (0.9 + 0.9 + 0.9)
= 2.7 cm
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