Parallel Lines and Transversals
Two lines that never cross
What is parallel?
Which angles is alternate interior to <6?
What is <3?
The sum of 3 interior angles in any triangle always equals 180 degrees. What is this rule called?
What is Angle Sum?
The angle between one side of the triangle and the extension of an adjacent side
If two triangles have two pairs of corresponding angles that are congruent, the triangles are similar.
What is angle-angle similarity?
What angle is corresponding to <3
What is <7?
Interior angles are 45, 32. What is the third?
What is 103 degrees?
The 2 interior angles of a triangle that are not adjacent to the exterior angle of the triangle
What are remote interior angles?
A triangle has interior angles of 50 and 33 degrees.
Another has interior angles of 50 and 45 degrees. Are they similar?
What is no?
Angles in the same relative position
Angle 1 and 8 are
Bonus: Congruent or supplementary?
What is alternate exterior angles?
Bonus: What is congruent?
Interior angles are 90, 7x, and 3x. What is the simplified equation to find x?
What is 10x+90=180?
One remote interior angle is 38 degrees, and the exterior angle of a triangle is 118 degrees. What is the other remote interior angle?
What is 80 degrees?
A triangle has interior angles of 50 and 33 degrees.
Another has interior angles of 50 and 97 degrees. Are they similar?
What is yes?
A pair of opposite angles formed by intersecting lines
What are Vertical Angles?
What is an example of supplementary angles?
Answers may vary
Interior angles of a triangle measure 10x-4, 2x+4, 3x. What is the value of x?
What is 12?
What is 15?
Triangle A has angle measures of 36 and 88.
Triangle B has angle measures of 88 and 54.
Are they similar?
What is no?
an angle equal to 180 degrees; it appears as a straight line
What are straight angles?
What is an example of vertical angles?
Answers may vary
Interior Angles are 5x-1, 4x+12, and 4x. What is the value of the largest angle?
What is 64 degrees?
The two remote interior angles of a triangle are 76 and 18x-2. The exterior angle of a triangle is 36x+2. What is the angle measure of the exterior angle of the triangle?
What is 146 degrees?
Two triangles are similar. Their corresponding sides are 16 and x; and 24 and 30. What is the value of x?
What is 20?