ABC is an equilateral triangle of side 2a . find each of the altitudes
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area tria Abc=√3/4×(2a)^2
=√3a^2
but ,also,area=1/2 ×2a ×hight
// /. =1/2×2a×h=√3a^2
=a×h=√3a^2
=h=√3a. (since it's all sides are equal
so ,echch altitude is√3a .
=√3a^2
but ,also,area=1/2 ×2a ×hight
// /. =1/2×2a×h=√3a^2
=a×h=√3a^2
=h=√3a. (since it's all sides are equal
so ,echch altitude is√3a .
sarbjeetkaur:
thanks
its very helpful
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