Question

∆ ABC is an equilateral triangle of side 2a, then the length of one of its
altitude is

Answer 1

Step-by-step explanation:

In ΔABD,

(AD)

2

=(2a)

2

−(a)

2

(AD)

2

=4a

2

−a

2

=3a

2

AD=

3

a.....

Answer 2

Answer:

ABC is an equilateral triangle of side 2a, then length of one of its altitude is √3 a.

Step-by-step explanation:

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