Question

If angle C = 90degrees in triangle ABC and a= 3 b= 4 then what is c​

Answer 1

By Pythagoras Theorem –

$a^{2}+ b^{2}=c^{2}$

Given that a = 3 and b = 4.

$c^{2}=3^{2}+ 4^{2}\\c^{2}=9+16\\c^{2} =25\\c=5$