Question

Each side of an equilateral triangle is 10 cm long. The height of the triangle is_____

(a)10√3 cm
(b)5√3cm
(c)10√2cm
(d)5cm​

Answer 1

Answer:

hope it helps you

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Answer 2

Answer:

5 root 3

if we draw a line perpendicular to a side of equilateral triangle it divides the side into half

by pythagorous theorem

height ^2 +a/2^2=side ^2

=>height=root a /2

so height =10/2*root

or 5 root 3

so option is b)

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