3.07 Angle relationships

State whether the following diagrams indicate a pair of adjacent angles:

a

b

c

d

State whether the following diagrams indicate a pair of vertical angles:

a

b

c

d

State whether the following diagrams show a pair of complementary angles:

a

b

c

d

State whether the following diagrams show a pair of supplementary angles:

a

b

c

d

State whether the following diagrams show a pair of perpendicular lines:

a

b

c

d

Among the marked angles in the diagram, identify:

a

A pair of adjacent angles.

b

A pair of vertical angles.

c

A pair of complementary angles.

State whether each of the following pairs of angles are:

• Complemetary angles
• Supplementary angles
• Neither

a

b

c

d

Find the value of x in each of the following diagrams:

a

b

c

d

e

f

g

h

Find the value of the variable in each of the following diagrams:

a

b

c

d

e

f