2. ABC is a triangle, right-angled at C. If and , find BC.
As we know,
In a Right-angled Triangle: By Pythagoras Theorem,
As ABC is a right-angled triangle with
Base = AC= 7 cm.
Perpendicular = BC
Hypotenuse = AB = 25 cm
So, By Pythagoras theorem,
Hence, Length od BC is 24 cm.