Lines and Angles MCQs with Answers

$120^\circ$ is equal to how many radians?

• A.$\frac{\pi}{3}$
• B.$\frac{3\pi}{4}$
• C.$\frac{2\pi}{3}$
• D.$\frac{5\pi}{6}$

What is the measure of angle $z$ in the figure above?

• A.$58^\circ$
• B.$62^\circ$
• C.$122^\circ$
• D.$118^\circ$

How many straight angles are there in a complete rotation?

• A.$1$
• B.$2$
• C.$3$
• D.$4$

If the sum of two angles is $90^\circ$, then the angles are called?

• A.Supplementary angles
• B.Complementary angles
• C.Adjacent angles
• D.Vertically opposite angles

Two non-coplanar straight lines that neither intersect nor are parallel are called?

• A.Coincident lines
• B.Concurrent lines
• C.Perpendicular lines
• D.Skew lines

Two angles are called supplementary angles if their sum is equal to _?

• A.$90^\circ$
• B.$180^\circ$
• C.$270^\circ$
• D.$360^\circ$

A ray extends in _?

• A.One direction
• B.Two directions
• C.All directions
• D.No direction

An angle measuring less than $90^\circ$ is called?

• A.Right angle
• B.Obtuse angle
• C.Acute angle
• D.Reflex angle

Which of these is a reflex angle?

• A.$90^\circ$
• B.$180^\circ$
• C.$215^\circ$
• D.$45^\circ$

The lines which are neither parallel nor do they intersect are called?

• A.Concurrent lines
• B.Skew lines
• C.Perpendicular lines
• D.Coincident lines