Question

in ABC ahgle B =90,AB/AC =1/2 then BC

Answer 1

Answer:

BC=√3

Explanation:

here: angle B=90°

=∆ABC is a right angle triangle.

AB=1,AC=2....(given)

by Pythagoras theorem

AC2=AB2+BC2

(2)2=(1)2+BC2

4=1+BC2

BC2=4-1

BC2=3

BC=√3