Angles & parallel lines (transversal)

Acute Angle

An Angle whose measure is less than 90 degrees

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Right Angle

Angle whose measure is exactly 90 degrees

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SUPPLEMENTARY

The measure of a line is 180 degrees. IF two angles form a straight line/angle, they are supplementary.

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Multiple Choice

An acute angle

Multiple Choice

Choose supplementary angles

Multiple Choice

Choose an obtuse angle

ANGLE RELATIONSHIPS

• Vertical Angles

• Adjacent Angles (Linear Pair)

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They are opposite angles that are congruent.

Vertical Angles

Adjacent angles are supplementary. They are also called a linear pair.

Adjacent Angles

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Multiple Choice

If m>1 = m>3 then...What angle type am I?

• Adjacent

• Vertical

• supplementary