Understanding Angles: Vertical, Supplementary, and Complementary

The video tutorial covers the concepts of vertical, complementary, and supplementary angles. It explains how to identify these angles and solve for unknown measures using their properties. The tutorial includes examples and problem-solving techniques, emphasizing the relationships between angles. Students are encouraged to reflect on the lesson and seek help if needed.

What is the sum of complementary angles?

• 180 degrees

• 45 degrees

• 90 degrees

• 360 degrees

Which of the following is true about vertical angles?

• They form a straight line

• They sum to 180 degrees

• They are equal and opposite

• They are always complementary

If two angles are vertical and one is 76 degrees, what is the measure of the other angle?

• 76 degrees

• 104 degrees

• 180 degrees

• 90 degrees

Which angle relationship involves angles that are equal and opposite each other?

• Adjacent

• Vertical

• Supplementary

• Complementary

If angle X and angle Y are supplementary and angle X is 70 degrees, what is angle Y?

• 180 degrees

• 70 degrees

• 90 degrees

• 110 degrees

What is the sum of supplementary angles?

• 45 degrees

• 360 degrees

• 180 degrees

• 90 degrees

How do you determine if two angles are complementary?

• They form a straight line

• Their sum is 90 degrees

• They are equal

• Their sum is 180 degrees

What is the measure of angle AED if it is the supplement to a 50-degree angle?

• 130 degrees

• 90 degrees

• 50 degrees

• 180 degrees

If angle 1 is 121 degrees and it forms a supplementary pair with angle 2, what is angle 2?

• 121 degrees

• 180 degrees

• 59 degrees

• 90 degrees

If angle A is 55 degrees and it is vertical to angle B, what is angle B?

• 90 degrees

• 125 degrees

• 55 degrees

• 180 degrees