Complementary and Supplementary Angles

This video tutorial covers the concepts of complementary and supplementary angles. It explains that complementary angles sum up to 90 degrees, while supplementary angles sum up to 180 degrees. The video provides examples and exercises to help understand these concepts, including solving for unknown angles. The tutorial concludes with a summary and motivational message.

What is the sum of complementary angles?

• 90 degrees

• 360 degrees

• 180 degrees

• 45 degrees

Tags

CCSS.7.G.B.5

If one angle is 50 degrees, what is its complementary angle?

• 130 degrees

• 90 degrees

• 50 degrees

• 40 degrees

Tags

CCSS.7.G.B.5

In a complementary angle problem, if 2X + X = 90, what is the value of X?

• 20 degrees

• 15 degrees

• 30 degrees

• 45 degrees

Tags

CCSS.7.G.B.5

What is the complementary angle of 35 degrees?

• 45 degrees

• 75 degrees

• 65 degrees

• 55 degrees

Tags

CCSS.7.G.B.5

If an angle is 15 degrees, what is its complementary angle?

• 85 degrees

• 75 degrees

• 65 degrees

• 95 degrees

Tags

CCSS.7.G.B.5

What is the sum of supplementary angles?

• 360 degrees

• 180 degrees

• 90 degrees

• 45 degrees

Tags

CCSS.7.G.B.5

If one angle is 120 degrees, what is its supplementary angle?

• 60 degrees

• 90 degrees

• 30 degrees

• 180 degrees

Tags

CCSS.7.G.B.5

In a supplementary angle problem, if X + 60 = 180, what is the value of X?

• 90 degrees

• 120 degrees

• 180 degrees

• 60 degrees

Tags

CCSS.8.G.A.5

If 5X - 90 + 3X + 30 = 180, what is the value of X?

• 45 degrees

• 15 degrees

• 30 degrees

• 20 degrees

Tags

CCSS.7.G.B.5

What is the supplementary angle of 45 degrees?

• 180 degrees

• 150 degrees

• 135 degrees

• 90 degrees

Tags

CCSS.7.G.B.5