Obtuse Angle

🏆Practice types of angles (right, acute, obtuse, flat)

Definition of Obtuse Angle

An obtuse angle is an angle that measures more than90° 90° degrees, but less than 180° 180° degrees.

Acute angles can appear in triangles, parallelograms, and other geometric shapes.

Obtuse Angle

A1 - Obtuse Angle

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Test yourself on types of angles (right, acute, obtuse, flat)!

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True or false?

The sum of two acute angles can be greater than 180 degrees?

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Examples and Exercises with Solutions for Obtuse Angles

Exercise #1

True or false?

One of the angles in a rectangle may be an acute angle.

Video Solution

Step-by-Step Solution

One of the properties of a rectangle is that all its angles are right angles.

Therefore, it is not possible for an angle to be acute, that is, less than 90 degrees.

Answer

False

Exercise #2

True or false?

The sum of two acute angles can be greater than 180 degrees?

Video Solution

Answer

False.

Exercise #3

Does the drawing show an adjacent angle?

Video Solution

Answer

Not true

Exercise #4

Does the drawing show an adjacent angle?

Video Solution

Answer

Not true

Exercise #5

Does the drawing show an adjacent angle?

Video Solution

Answer

Not true

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