Angles in Geometry

How many degrees are in a straight angle?

• 90 degrees

• 360 degrees

• 45 degrees

• 180 degrees

What do you call an angle that is less than 90 degrees?

• Obtuse angle

• Acute angle

• Straight angle

• Right angle

If one angle measures 30 degrees, what is the measure of its complement?

• 60 degrees

• 30 degrees

• 90 degrees

• 45 degrees

What type of angle measures exactly 180 degrees?

• Reflex angle

• Straight angle

• Acute angle

• Obtuse angle

What do you call an angle that is greater than 90 degrees but less than 180 degrees?

• Right angle

• Straight angle

• Obtuse angle

• Acute angle

What is the term for angles that are opposite each other when two lines intersect?

• Vertical angles

• Supplementary angles

• Adjacent angles

• Complementary angles

What is the sum of the angles in a triangle?

• 360 degrees

• 45 degrees

• 90 degrees

• 180 degrees

If two angles are supplementary and one measures 70 degrees, what is the measure of the other angle?

• 100 degrees

• 110 degrees

• 90 degrees

• 120 degrees

How many degrees are in a full rotation?

• 90

• 270

• 360

• 180

What type of angle measures exactly 90 degrees?

• Acute angle

• Obtuse angle

• Right angle

• Straight angle