Exploring Supplementary Angles and Their Relationships

The video tutorial explains supplementary angles, which are two angles that add up to 180 degrees. It begins with a definition and examples, such as a 70-degree and 110-degree angle, and two right angles. The video also discusses non-adjacent supplementary angles, like a 150-degree and 30-degree angle. It clarifies that supplementary angles must be a pair, not more. The tutorial then demonstrates how to find a missing angle in a supplementary pair using subtraction, with examples involving whole numbers and decimals.

What is the total degree measure that defines two angles as supplementary?

• 270 degrees

• 180 degrees

• 90 degrees

• 360 degrees

Tags

CCSS.7.G.B.5

If one angle measures 70 degrees, what is the measure of its supplementary angle?

• 120 degrees

• 100 degrees

• 130 degrees

• 110 degrees

Tags

CCSS.7.G.B.5

What is the sum of the measures of two supplementary angles?

• 90 degrees

• 180 degrees

• 270 degrees

• 360 degrees

Tags

CCSS.7.G.B.5

What is the definition of supplementary angles?

• Two angles that sum to 270 degrees

• Two angles that sum to 180 degrees

• Two angles that sum to 90 degrees

• Two angles that sum to 360 degrees

Tags

CCSS.7.G.B.5

Can two right angles be supplementary?

• Only if they are not adjacent

• Only if they are adjacent

• Yes

• No

Tags

CCSS.7.G.B.5

What is the measure of a supplementary angle to a 150 degree angle?

• 40 degrees

• 30 degrees

• 50 degrees

• 20 degrees

Tags

CCSS.7.G.B.5

If two angles are supplementary and one measures 90 degrees, what does the other measure?

• 90 degrees

• 80 degrees

• 100 degrees

• 110 degrees

Tags

CCSS.7.G.B.5

Why are three angles that sum to 180 degrees not considered supplementary?

• Because they are less than 180 degrees

• Because they are not adjacent

• Because they exceed two angles

• Because they do not form a straight line

Tags

CCSS.7.G.B.5

What is the supplementary angle measure when one angle is 54 degrees?

• 128 degrees

• 130 degrees

• 126 degrees

• 124 degrees

Tags

CCSS.7.G.B.5

How do you find the supplementary angle of 24.6 degrees?

• 154.4 degrees

• 155.4 degrees

• 156.4 degrees

• 153.4 degrees

Tags

CCSS.7.G.B.5