Grade 8 Lesson 6.2

Angles that add up to 180°

Angles that add up to 90°

Angles that are equal to each other

Angles that are opposite of each other when lines intersect.

Angles that add up to 180°

Angles that add up to 90°

Angles that are equal to each other

Angles that are opposite of each other when lines intersect

Transversals

Perpendicular

Skew

Parallel

Perpendicular

Parallel

Skew

Linear

Complementary. They are also adjacent.

Corresponding. They are also congruent.

Supplementary. They are also adjacent.

Adjacent. They are also complementary.

Corresponding. They are also congruent.

Vertical. They are also congruent.

Supplementary. They are also corresponding.

Right angles. They are also equivalent.

Always

Sometimes

Never

Always

Sometimes

Never

hypotenuse

smell

angle measure

learning target

vertex

complementary

angle measure

adjacent

vertex

ray

geometry

variable

30^o

80^o

75^o

60^o

are Congruent (Equal)

add up to 180 degrees

add up to 90 degrees

$$\angle4$$  

$$\angle5$$  

$$\angle8$$  

$$\angle7$$  

$$\angle4$$  

$$\angle5$$  

$$\angle8$$  

$$\angle7$$  

$$\angle4$$

$$\angle5$$

$$\angle3$$

$$\angle2$$

$$\angle7$$

$$\angle5$$

$$\angle3$$

$$\angle2$$