Question

find the area of an equilateral triangle if the altitude is 5 root 3 cm

Answer 1

be

5✓3 is your correct answer

Answer 2

Answer: 25√3 cm²

Step-by-step explanation:

let us draw an altitude from any vertex,

length of altitude = √[(a)²-(a/2)²]

⇒5√3 =√3 a/2

⇒a = 10 cm

so, area = √3 a²/4

=√3×(10)²/4

= 25√3 cm²

Hope this helps you

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