Question

2. In an equilateral triangle of side 5√3cm, find the length of its altitude?​

Answer 1

Answer:

Step-by-step explanation:

By using Pythagoras theorem:

(5root3)^2= (5root3/2)^2- ( x)^2

75-18.75 = (x)^2

root56.25 =x

7.5 =x