A right angle is defined as: .......................................

• An angle that measures more than 90 degrees
• An angle that measures less than 90 degrees
• An angle that measures exactly 90 degrees
• An angle that measures 180 degrees

An obtuse angle is defined as: ............................................

• an angle that measures less than 90 degrees.

• an angle that measures more than 90 degrees but less than 180 degrees.

• an angle that measures exactly 90 degrees.

• an angle that measures more than 180 degrees.

An acute angle is defined as: .........................................

• an angle that measures greater than 90 degrees.

• an angle that measures exactly 90 degrees.

• an angle that measures less than 90 degrees.

• an angle that measures less than 0 degrees.

A reflex angle is defined as: ........................

• An angle less than 90 degrees.
• An angle greater than 180 degrees but less than 360 degrees.
• An angle greater than 0 degrees but less than 180 degrees.
• An angle equal to 360 degrees.

A straight angle is defined as: ......................................

• An angle that measures 45 degrees
• An angle that measures exactly 180 degrees.
• An angle that measures 360 degrees
• An angle that measures 90 degrees

An angle whose measure is 89 degrees is: ...............................

• Straight angle
• Acute angle
• Right angle
• Obtuse angle

An angle whose measure is 98 degrees is: ...............................

• Straight angle
• Obtuse angle
• Right angle
• Acute angle

An angle whose measure is 90 degrees is: ...............................

• Obtuse angle
• Right angle
• Acute angle
• Straight angle

What type of triangle is this?

• Isosceles triangle
• Equilateral triangle
• Scalene triangle
• Right triangle

What type of triangle is this?

• Right triangle
• Isosceles triangle
• Scalene triangle
• Equilateral triangle