Answer:
height of the equilateral triangle is 5cm
by the use of Pythagoras
Step-by-step explanation:
- H^2 = A^2 + O^2
- devide the base of the triangle i.e 3 as A and 6 as H
- O is Same as height h
- by substitution
- 6^2 = 3^2 + O^2
- 36 = 9 + O^2
- O^2 = 36-9
- O = √27
- O or h = 5.19
