Chapter 8 Assessment

Find the value of x

• x=65

• x=13

• x=5

Find the value of y

• y=76

• x=55

• x=45

The measures of the angles in a linear pair...

• add up to 90 degrees

• add up to 180 degrees

• are the same

• 75 DEGREES

• 105 DEGREES

• 45 DEGREES

What type of angle has a measurement of 90^o?

• acute

• obtuse

• right

• straight

What type of angle has a measurement of 25^o?

• acute

• obtuse

• right

• straight

What type of angle has a measurement of 155^o?

• acute

• obtuse

• right

• straight

The point where 2 rays meet is called the....

• right angle
• acute angle
• vertex
• congruent

Name the angle form by lines DE and EF in the long form.

• ∠D

• ∠f

• ∠FED

• ∠FDE

A straight angle is ...

• An angle that is exactly equal to 90 degrees

• An angle that is greater than 90 degrees but less than 180 degrees

• An angle that is less than 90 degrees

• An angle that is exactly equal to 180 degrees