8th grade warm up

What is the measure of angle 3?

• 45

• 60

• 180

• 120

Which statement is correct given the information?

• A is 140 because it's supplementary to 40

• A is 50 because it's complementary to 40

• A is 60 because 60 + 40 = 100

• A is 120 because 40 + 80= 120

What is the measure of angle A? Just put the number.

What is the measure of angle z ?

• 27.4

• 31.3

• 58.7

• 62.6

Which argument explains why the measure of ∠3 is also 65°?

• ∠1 and ∠3 are corresponding angles

• ∠1 and ∠3 are vertical angles

• ∠1 and ∠3 are interior angles

• ∠1 and ∠3 are alternate interior angles