Q. 123.5( 8 Votes )
If the length of A. x2
B. 
x2
C. 
D. 
Answer :
Median of an equilateral = 
In an equilateral triangle median is an altitude.
Let the side of triangle be 
(AB)2 = (AD)2 + (BD)2
(
)2 = (
)2 + (
)2 C
= 
cm
Area of an equilateral triangle = 
= 
= 
= 
= 
cm2
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