Question

In $△$ABC, ∠ABC = 90${}^{\circ }$, AB = BC = 5 cm. What is this triangle called?

• A. Right angled triangle
• B. Isosceles triangle
• C. 90^o triangle
• D. Right angled Isosceles triangle

Answer 1

Answer: (A), (B)

The correct options are
A

Right angled triangle

B

Isosceles triangle

Since one of the three angles is ${90}^{\circ }$, it is a right-angled triangle.
Since two sides AB and BC are equal, it is an isosceles triangle too.