Question

prove that equ triangle all side are equal​

Answer 1

Answer:

Angles opposite to equal sides of a triangle are equal .

AB=BC and BC=CA

<C=<A and <A=<B

<A=<B=<C =180°

<A+<A+<A= 180°

3<A=180°

<A= 60°

<A=<B=<C=60°

Thus proved .