Question

In a right angled triangle ABC, ےB=90° , if AC=13cm, BC=12cm find AB. with formula​

Answer 1

Answer:

<B=90

so ABC is a right angled triangle

so we know by pythagoras theorem that AB^2+Bc^2=Ac^2

so 144+AB^2=169

AB^2=169-144

AB^2=25

AB=5