Q.13. ABC is an equilateral triangle of side 2a, than length of one of its altitude is _________.
Answers
Answered by
5
Answer:
1.72a
Step-by-step explanation:
According to pythagoras theory
(2a)^2=a^2+h^2
4a^2=a^2+h^2
h^2=3a^2
h=3^1/2a
h=1.72a
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