If the side of an equilateral triangle is 7 metres; its area (in sq. m

1.	If the side of an equilateral triangle is 7 metres; its area (in sq. m.) is:
A.	19. 2
B.	21.22
C.	20. 4
D.	25
Answer» C. 20. 4

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If the side of an equilateral triangle is 7 metres; its area (in sq. m.) is:

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