Question

In a straight line, what is the first basic angle that would be obtained? (in degrees)

• A. 180°
• B. ${270}^{\circ }$
• C. ${180}^{\circ }$
• D. ${45}^{\circ }$

Answer 1

The correct option is C ${180}^{\circ }$

We first draw a straight line, to bisect it to get ${90}^{\circ }$. The angle on a straight line is ${180}^{\circ }$.