the area of equilateral triangle is 21.2 square cm find the length of its each side
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0
equilateral triangle has equal sides
hence,the base and height will be same
so let the base and height be y
A.T.Q
area of triangle = 1/2× base ×height
21.2sq cm = 1/2×y+y
21.2 sq cm = 1/2×2y
2y = 21.2×2
2y = 42.4
y =42.4÷2
y = 21.2 cm
Answered by
8
Answer:
side = 6.8 cm
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