Categorizing Shapes Based on Angles

How many angles does this shape have?

• 9

• 8

• 10

• 12

How many acute angles does this shape have?

• 1

• 2

• 8

• 10

Which shapes have at least one acute angle?

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• 
• 
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How many degrees does a right angle have?

• Less than 90 degrees

• Exactly 90 degrees

• More than 90 degrees, but less than 180 degrees.

• Exactly 180 degrees.

How many degrees does an acute angle have?

• Less than 90 degrees

• Exactly 90 degrees

• More than 90 degrees, but less than 180 degrees.

• Exactly 180 degrees.

How many degrees does an obtuse angle have?

• Less than 90 degrees

• Exactly 90 degrees

• More than 90 degrees, but less than 180 degrees.

• Exactly 180 degrees.

How many degrees does a straight angle have?

• Less than 90 degrees

• Exactly 90 degrees

• More than 90 degrees, but less than 180 degrees.

• Exactly 180 degrees.

How many angles does this shape have?

• 0

• 1

• 3

• 5

How many obtuse angles does this shape have?

• 0

• 1

• 3

• 5