Question

If the sides os an equilateral triangled are shortened by 3
units, 4 units and 5 units respectively and a right triangle is
formed, then the side of an equilateral triangle is:
a. 8 units
b .7 units
c.10units
d.6units​

Answer 1

Answer:

8 units.

Step-by-step explanation:

if it is 8 unit and shortened by 3, 4 and 5 units respectively then the sides will become 5 units, 4 units and 3 units.

3² + 4² = 5²

9 + 16 = 25 [ by pythagoros theorem these are sides of a rt Δ]

I hope it would helps you.