Lines and Angles MCQs with Answers

Past Paper MCQ

Who is known as the Father of Geometry?

• A.Thales
• B.Pythagoras
• C.Archimedes
• D.Euclid

If a line divides an angle into two equal parts, then it is called?

• A.Median
• B.Perpendicular bisector
• C.Angle bisector
• D.Altitude

What is the value of $120^\circ$ in radians?

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

If two lines are parallel, what is the difference of their slopes?

• A.Undefined
• B.$1$
• C.$-1$
• D.$0$

What is the measure of an angle, if three is subtracted from twice the supplement and the result is $297^\circ$?

• A.$15^\circ$
• B.$45^\circ$
• C.$60^\circ$
• D.$30^\circ$

What is the sum of two complementary angles?

• A.$180^\circ$
• B.$90^\circ$
• C.$360^\circ$
• D.$45^\circ$

An angle less than _ is called an acute angle.

• A.$90^\circ$
• B.$180^\circ$
• C.$360^\circ$
• D.$45^\circ$

Two angles that have a common vertex, a common arm, and no common point in their interiors are known as _?

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

Three or more points lying on the same straight line are known as _?

• A.Coincident points
• B.Concurrent points
• C.Coplanar points
• D.Collinear points

On a line, two supplementary angles are in the ratio of $5:1$. The two angles will be:

• A.$135^\circ$ and $45^\circ$
• B.$120^\circ$ and $60^\circ$
• C.$100^\circ$ and $80^\circ$
• D.$150^\circ$ and $30^\circ$