Question

A triangle with the angles ${30}^{\circ }$, ${90}^{\circ }$ and ${60}^{\circ }$ can be classified under which category?

• A. Isosceles triangle
• B. Scalene triangle
• C. Right-angled triangle
• D. Equilateral triangle

Answer 1

Answer: (B), (C)

The correct options are
B

Scalene triangle

C

Right-angled triangle

All angles are unequal therefore all the sides of the triangle will be unequal. Hence the triangle is a scalene triangle. It's also a right-angled triangle as it has one angle equal to ${90}^{\circ }$