Angles 4th Grade

Front

What type of angle is less than 90 degrees?

Back

Acute angle

Tags

CCSS.4.G.A.1

Front

What type of angle is exactly 90 degrees?

Back

Right angle

Tags

CCSS.4.G.A.1

Front

What type of angle is greater than 90 degrees but less than 180 degrees?

Back

Obtuse angle

Tags

CCSS.4.G.A.1

Front

What type of angle is exactly 180 degrees?

Back

Straight angle

Tags

CCSS.4.G.A.1

Front

What is the sum of angles in a triangle?

Back

180 degrees

Tags

CCSS.8.G.A.5

Front

What do you call an angle that is more than 180 degrees?

Back

Reflex angle

Tags

CCSS.4.G.A.1

Front

If two angles add up to 90 degrees, what are they called?

Back

Complementary angles

Tags

CCSS.7.G.B.5

Front

If two angles add up to 180 degrees, what are they called?

Back

Supplementary angles

Tags

CCSS.7.G.B.5

Front

What is the term for an angle that measures 0 degrees?

Back

Zero angle

Tags

CCSS.4.G.A.1

Front

What type of angle is formed by two rays that point in opposite directions?

Back

Straight angle

Tags

CCSS.4.G.A.1