Question

Consider the following equilateral triangle:

What is the measure of $\angle CAB$ ?

• A. ${60}^{\circ }$
• B. ${180}^{\circ }$
• C. ${90}^{\circ }$
• D. ${160}^{\circ }$

Answer 1

The correct option is A ${60}^{\circ }$

Given triangle is an equilateral triangle.

In an equilateral triangle all three sides and all three are equal.

Hence $\angle CAB$ is ${60}^{\circ }$