Angle Relationships and Measures

The video tutorial covers various angle properties and problem-solving techniques in geometry. It explains vertical angles, supplementary angles, angles around a point, adjacent angles, linear pairs, and complementary angles. The tutorial provides examples and solutions for finding unknown angles using these concepts.

What is the measure of the angle opposite to a 36-degree angle when two lines intersect?

• 18 degrees

• 90 degrees

• 36 degrees

• 72 degrees

If one angle is 121 degrees, what is the measure of the supplementary angle?

• 59 degrees

• 121 degrees

• 180 degrees

• 90 degrees

What is the sum of angles around a point?

• 90 degrees

• 180 degrees

• 270 degrees

• 360 degrees

Which of the following is true for adjacent angles on a straight line?

• They add up to 90 degrees

• They add up to 180 degrees

• They form a circle

• They are always equal

What is the measure of an angle that is complementary to a 40-degree angle?

• 80 degrees

• 70 degrees

• 60 degrees

• 50 degrees

If two angles form a linear pair and one is 145 degrees, what is the other angle?

• 55 degrees

• 65 degrees

• 45 degrees

• 35 degrees

What is the measure of an angle that is vertically opposite to a 52-degree angle?

• 52 degrees

• 104 degrees

• 128 degrees

• 26 degrees

If two angles are complementary and one is 30 degrees, what is the other angle?

• 60 degrees

• 150 degrees

• 30 degrees

• 90 degrees

What is the measure of an angle that is supplementary to a 117-degree angle?

• 93 degrees

• 103 degrees

• 83 degrees

• 63 degrees

If three angles around a point are 117 degrees, 146 degrees, and an unknown angle, what is the measure of the unknown angle?

• 97 degrees

• 107 degrees

• 207 degrees

• 197 degrees