Angles ( for grade 4 ) math :)

Front

What is an acute angle?

Back

An acute angle is an angle that measures less than 90 degrees.

Tags

CCSS.4.G.A.1

Front

How can you identify an acute angle?

Back

You can identify an acute angle by measuring it; if it is less than 90 degrees, it is acute.

Tags

CCSS.4.G.A.1

Front

What is the range of degrees for an acute angle?

Back

The range of degrees for an acute angle is from 0 to 90 degrees.

Tags

CCSS.4.G.A.1

Front

Is a 45-degree angle an acute angle?

Back

Yes, a 45-degree angle is an acute angle.

Tags

CCSS.4.G.A.1

Front

What is a right angle?

Back

A right angle is an angle that measures exactly 90 degrees.

Tags

CCSS.4.G.A.1

Front

What is an obtuse angle?

Back

An obtuse angle is an angle that measures more than 90 degrees but less than 180 degrees.

Tags

CCSS.4.G.A.1

Front

What is a straight angle?

Back

A straight angle is an angle that measures exactly 180 degrees.

Tags

CCSS.4.G.A.1

Front

Can an angle be both acute and obtuse?

Back

No, an angle cannot be both acute and obtuse; they are mutually exclusive.

Tags

CCSS.4.G.A.1

Front

What type of angle is 30 degrees?

Back

30 degrees is an acute angle.

Tags

CCSS.4.G.A.1

Front

What type of angle is 120 degrees?

Back

120 degrees is an obtuse angle.

Tags

CCSS.4.G.A.1