Measuring Angles

Front

What type of angle measures exactly 90 degrees?

Back

Right angle

Front

What is the name of an angle that measures more than 90 degrees but less than 180 degrees?

Back

Obtuse angle

Front

What is the sum of the interior angles of a triangle?

Back

180 degrees

Front

What type of angle measures exactly 180 degrees?

Back

Straight-line angle

Front

What is the name of an angle that measures more than 180 degrees but less than 360 degrees?

Back

Convex angle

Front

What type of angle is formed when two angles add up to 90 degrees?

Back

Right angle

Front

What type of angle is formed when two angles add up to 180 degrees?

Back

Supplementary angles

Front

How is a protractor used to measure an angle?

Back

Placing the protractor at the vertex of the angle, aligning the initial side with the baseline, and reading the value on the scale.

Front

If an angle measures 35 degrees, what category of angles would it fall into?

Back

Acute angle

Front

If an angle measures 270 degrees, what category of angles would it fall into?

Back

Obtuse angle