Vocabulary
The sum of the interior angles of a triangle
What is 180°?
The measure of a second angle if the measure of the first angle is 42° and the two angles are congruent.
What is 42?
The relationship if a pair of adjacent angles formed by intersecting line are linear pairs.
What is supplementary?
If a transversal cuts two parallel lines, how many angle measures do you need to know to figure out all 8 angle measures in the figure.
What is 1?
The other angle of a triangle if one angle of a right triangle is 23°.
What is 57°.
The relationship between <4 and <5?
What are Alternate Interior Angles?
One way to prove that lines are parallel lines is through understanding that corresponding angles are this.
What is congruent?
The measure of x if m<1 = (2x - 10)° and m<2 = (5x - 20)°
What is 30?
The measure of <12 if m<9 = 30° and m<10 = 60°.
What is 90°?
The measure of angle 6 if the measure of angle 8 is 112.
What is 68?
To prove that lines are parallel one must understand that same side interior angles are this.
What is supplementary?
If the m<1 is (4x-6)° and the m<8 is 122°, what is the value of x?
What is 32?
The sum of the remote interior angles of a triangle is equivalent to this.
What is the exterior angle of a triangle?
The relationship between <1 and <4.
What are Vertical Angles?
The m<7 if the m<2 is 30°.
What is 30°?
The measure of <7 AND value of x if the measure of <3 is 150° and the measure of <6 is 3x°.
What is 150° and 50?
The value of x if m<12 = 75° and m<9 = (3x + 7)° and m<10 = (2x - 2)°.
What is 14?
The angle relationship and the m<8 if the m<1 is 37°.
What is Alternate Exterior and 37?
The measures of <3 and <8 are if m<1=98°.
What are 82° and 98° respectively?
The m<8 if the m<4 is (8x+35)° and the m<6 is (2x+5)°.
What is 147°?