Vocabulary
Special Angle Relationships
Missing Angles
Solve for x (Double points)
100

Two lines on the same plane that never intersect.

Duas linhas no mesmo plano que nunca se cruzam

What are parallel lines?

100

Two congruent angles that are in the same relative position on both parallel lines

Dois ângulos congruentes que estão na mesma posição relativa em ambas as linhas paralelas

What are corresponding angles

100

The measure of the angle that is corresponding to a 36° angle

A medida do ângulo que corresponde a um ângulo de 36°

What is 36°

100

Two angles that are corresponding, one is 5x and the other is 2x+15

Dois ângulos correspondentes, um é 5x e o outro é 2x+15

What is x=5

200

The line that passes through two or more other lines

A linha que passa por duas ou mais outras linhas

What is the transversal?

200

Two congruent angles on the inside of the parallel lines, but opposite sides of the transversal

Dois ângulos congruentes no interior das retas paralelas, mas lados opostos da transversal

What are alternate interior angles

200

The measure of the angle that is an alternate interior angle to an angle that is 57°

A medida do ângulo que é um ângulo interno alternativo a um ângulo que é 57°

What is 57°
200

Two angles that are a linear pair where one is 4x+10 and the other is 10x+30

Dois ângulos que são um par linear onde um é 4x+10 e o outro é 10x+30

What is x=10

300

These angles are congruent and are across from each other at the intersection of two lines.

Esses ângulos são congruentes e estão opostos um ao outro na intersecção de duas linhas.

What are Vertical Angles?

300

Two Supplementary angles on the outside of the parallel lines and the same side of the transversal

Dois ângulos suplementares fora das retas paralelas e do mesmo lado da transversal

Consecutive (same side) exterior angles

300

The measure of the angle that is alternate exterior to an angle that is 45°

A medida do ângulo que é alternado exterior a um ângulo que é 45°

What is 45°

300

Two alternate interior angles where one is 6x-10 and the other is 3x+50

Dois ângulos internos alternativos onde um é 6x-10 e o outro é 3x+50

What is x=20

400

Two angles that add up to 90°

Dois ângulos que somam 90°

What are complementary angles?

400

Two Supplementary angles on the inside of the parallel lines and the same side of the transversal.

Dois ângulos suplementares no interior das retas paralelas e no mesmo lado da transversal.

What are consecutive (same side) interior angles

400

The measure of an angle that is consecutive interior to an angle that is 100°

A medida de um ângulo consecutivo interior a um ângulo de 100°

What is 80°

400

Two consecutive interior angles where one is 12x-35 and the other is 7x+14

Dois ângulos internos consecutivos onde um é 12x-35 e o outro é 7x+14

What is x=10.5789...

500

Two angles that add up to 180°

Dois ângulos que somam 180°

What are supplementary angles?

500

Two congruent angles on the outside of the parallel lines and on opposite sides of the transversal

Dois ângulos congruentes na parte externa das retas paralelas e em lados opostos da transversal

What are alternate exterior angles

500

The measure of a degree that is consecutive exterior to an angle that is 93°

A medida de um grau consecutivo exterior a um ângulo de 93°

What is 87°

500

Two alternate exterior angles where one is 13x+60 and the other is 25x-45

Dois ângulos externos alternativos onde um é 13x+60 e o outro é 25x-45

x=8.75

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