The side of an equilateral triangle is 6.1 cm . Find its perimeter and area?
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area formulae root ³/4a2
rakeshkumare:
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Heyaa,
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Perimeter of triangle= Sum of all sides.
so, perimeter of equilateral triangle= 3× 6.1= 18.3 cm.
Area of equilateral triangle= √3 × side^2
so, area= √3× 6.1^2= 64.44 cm ^2.
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Perimeter of triangle= Sum of all sides.
so, perimeter of equilateral triangle= 3× 6.1= 18.3 cm.
Area of equilateral triangle= √3 × side^2
so, area= √3× 6.1^2= 64.44 cm ^2.
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Thank you very much!
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