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Vocabulary
Triangles
Angle Relationships
Angle Relationships Part 2
Algebra Attack
100
Any line that intersects two or more parallel lines.
What is a transversal?
100
The sum of the interior angles of a triangle
What is 180°?
100
The measure of a second angle if the measure of the first angle is 42° and the two angles are congruent.
What is 42?
100
The relationship if a pair of adjacent angles formed by intersecting line are linear pairs.
What is supplementary?
100
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?
200
Two angles whose measures add up to 180°
What are supplementary angles?
200
The other angle of a triangle if one angle of a right triangle is 23°.
What is 57°.
200
The relationship between <4 and <5?
What are Alternate Interior Angles?
200
One way to prove that lines are parallel lines is through understanding that corresponding angles are this.
What is congruent?
200
The measure of x if m<1 = (2x - 10)° and m<2 = (5x - 20)°
What is 30?
300
When 2 parallel lines are both intersected by a transversal, these angles occupy the same position on the top and bottom parallel lines.
What are Corresponding Angles?
300

The measure of <A if m>B = 30° and m>C = 60°.

What are Linear Pair Angles.

300

The measure of <6 if the measure of <8 is 112.

What is 68?

300
To prove that lines are parallel one must understand that same side interior angles are this.
What is supplementary?
300
If the m<1 is (4x-6)° and the m<8 is 122°, what is the value of x?
What is 32?
400
Congruent angles formed by two intersecting lines
What are Vertical Angles?
400

The type of triangle that ABC is if
m>A = 30° and m>B = 60°

What is a right triangle?

400
The relationship between <1 and <4.
What are Vertical Angles?
400
The m<7 if the m>2 is 30°.
What is 30°?
400
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?
500
When 2 parallel lines are both intersected by a transversal these angles are inside of the two parallel lines and on opposite sides of the transversal.
What are Alternate Interior Angles?
500

The value of x if m>A = 75° and
m>B = (3x + 7)° and m>C = (2x - 2)°.

What is 14?

500
The angle relationship and the m<8 if the m<1 is 37°.
What is Alternate Exterior and 37?
500
The measures of <3 and <8 are if m<1=98°.
What are 82° and 98° respectively?
500
The m<8 if the m<4 is (8x+35)° and the m<6 is (2x+5)°.
What is 147°?