Solving for Missing Angles When Two Parallel Lines are Cut by a Transversal
Solving for Missing Angles Using Algebra Skills
100
An angle that is 90˚
What is a right angle?
100
Two angles that equal 180˚
What are supplementary angles?
100
Angles that are next to each other
What are adjacent angles?
100
Angle 1 is 120˚. Angle 8 has a measure of...
What is 120˚?
100
Angle 1 has a measure of (x+100)˚. Angle 8 has a measure that is (x-50) greater than angle 1's measure. Angles 1 and 8 are alternate exterior angles. The value of "x" is...
What is 50?
200
An angle measure that is greater than 90˚ and less than 180˚
What is an obtuse angle?
200
Two angle measures that add up to 90˚
What are complementary angles?
200
Angles that are across from each other
What are vertical angles?
200
Angle 4 is 120˚. Angle 6 has a measure of...
What is 60˚?
200
Angle 6 has a measure of x degrees. Angle 1 has a measure that is 90 degrees greater than that of angle 6. The measure of angle 1 is...
What is 135 degrees?
300
An angle measure that is less than 90 degrees
What is an acute angle?
300
Angle 1 and angle 2 are complementary angles. Angle 1 has a measure of 20˚. The measure of Angle 2 is...
What is 70˚?
300
Angles that are in the same position
What are corresponding angles?
300
Angle 2 is 113˚. The measure of angle 5 is...
What is 67˚?
300
Angle 4 and angle 5 are alternate interior angles. Angle 4 has a measure of (5x-28)˚. Angle 5 has a measure (3x+12)˚. The measures of angles 4 and 5 are...
What is 72˚?
400
An angle measure that is 180˚
What is a straight angle?
400
Angle 1 and angle 2 are supplementary. Angle 2 is 120˚. The measure of angle 1 is...
What is 60˚?
400
Opposite angles outside of the parallel lines
What are alternate exterior angles?
400
Angle 2 has a measure of |(-53) - 25|˚. Angles 2 and 7 are alternate exterior angles. The measure of angle 7 is...
What is 78˚?
400
Angles 3 and 7 are corresponding angles. Angle 3 has a measure of 100˚. Angle 7 has a measure of (120-x²+3x-8x+x²+80)˚. The value of x is...
What is 20?
500
An angle measure that is greater than 180˚
What is a reflex angle?
500
Angle 1 and angle 2 are supplementary. Angle 1 has a measure of (x+10)˚. Angle 2 has a measure of (x+30)˚. The measure of angle 1 is...the measure of angle 2 is...
What are 80˚ and 100˚?
500
Opposite angles in between the parallel lines
What are alternate interior angles?
500
Angle 2 has a measure of 57˚ Angle 1 has a measure that is 66˚ greater than that of angle 2. Angle 1 and angle 8 are alternate exterior angles. The measure of the angle adjacent to angle 8 is...
What is 57˚?
500
Angles 1 and 3 are supplementary angles. Angle 1 has a measure of (x+71)˚. Angle 3 has a measure that is 3 times greater than that of angle 1. The measure of angle 1 is... The measure of angle 3 is...