Angles of a Straight Line

Find the m∠1

• 67

• 113

• 180

• 23

Find D

• ∠D=116°

• ∠D=64°

• ∠D=180°

• ∠D=26°

Find the missing angle.  Find x.

• 20^o

• 70^o

• 160^o

• 180^o

x = _________

• 146° - supplementary angles.

• 34° - alternating exterior angles.

• 146° - same-side interior angles.

• 34° - supplementary angles.

Identify the value of a in the given figure.

Two angles whose sum equals 180° are called...

• supplementary angles.

• obtuse angles.

• complementary angles

• a straight line.

The definition of a linear pair includes

(select all that apply)

• Two angles share a vertex

• Two angles make a straight angle

• The sum of the measures of a linear pair are 180*

• Two angles that are complementary angles

What kind of angles are ∠1 and ∠2 ?

• Exterior angles

• Vertical angles

• A Linear Pair

• Corresponding angles

• Alternate Interior angles

Without using a protractor, find the measure of X.

• 62 degrees

• 80 degrees

• 32 degrees

• 78 degrees

a straight angle equals to

• 180 degrees

• 360 degrees

• 90 degrees