If a, b and c are the sides of a triangle, and a2sup> + b2sup> + c

Loading

โœช Choose the correct option.

If a, b and c are the sides of a triangle, and a2sup> + b2sup> + c2sup> = bc + ca + ab, then the triangle is

A. equilateral
B. isosceles
C. right-angled
D. obtuse-angled

Leave a Comment