Angle Riddle

In geometry, degrees measure _________________.

• A. angle of rotation

• B. temperature

• C. thermometer

• D. weight

An obtuse angle is ________________.

• Q. exactly 90°

• R. less than 90°

• S. greater than 90°

• T. none of the above

Which of the following is an acute angle?

• P. 90°

• Q. 180°

• R. 135°

• S. 60°

Right angles are also called _________________.

• G. straight angles

• H. square angles

• I. 90° angles

• J. round angles

An angle measure 140 degrees. What type of angle is it?

• G. Obtuse Angle

• H. Right Angle

• I. Reflex Angle

• J. Acute Angle

Which of the following is NOT true about right angle?

• L. Two lines that are perpendicular at the intersection form a right angle

• M. 90°

• N. Forms a straight line

• O. One quarter of a full revolution

It is an angle that is less than the right angle.

• K. Reflex Angle

• L. Round Angle

• M. Acute Angle

• N. Obtuse Angle

What kind of angle measures exactly 180 degrees?

• B. Right Angle

• C. Obtuse Angle

• D. Round Angle

• E. Straight Angle

196° is an example of obtuse angle.

• M. TRUE

• N. FALSE

A round angle measures 360°.

• T. TRUE

• U. FALSE