Identifying Complementary and Supplementary Angles

This video tutorial covers various types of angles in geometry, including complementary, supplementary, congruent, vertical, and adjacent angles. The teacher explains each type of angle with examples and provides mnemonic devices to help remember their properties. The video also includes problem-solving exercises to apply the concepts learned.

What is the total degree measure that complementary angles sum up to?

• 360 degrees

• 180 degrees

• 45 degrees

• 90 degrees

Which mnemonic might help you remember what supplementary angles sum to?

• Lying flat like a straight line

• Sitting up straight

• Making a circle

• None of the above

What does it mean for angles to be congruent?

• They share a common vertex

• They are of equal measure

• They add up to 180 degrees

• They are adjacent to each other

Which angles are always congruent?

• Supplementary angles

• Adjacent angles

• Complementary angles

• Vertical angles

What is a characteristic of adjacent angles?

• They share a common side

• They are always congruent

• They are on opposite sides of a line

• They sum up to 90 degrees

Which angles, when added to angle BFC, would make a straight line?

• EFD

• None of the above

• AFC

• DF

What is the complementary angle to AG?

• GF

• EFD

• BFC

• FGA

Which angle shares a side with angle AEC?

• None of the above

• AED

• DEA

• EFD

What is the vertical angle to ADE?

• None of the above

• EFD

• BFC

• GDF

Which of the following is not a government agency?

• FBI

• DEA

• CIA

• None of the above