Shapes and Design Check Up Investigation 1

How many degrees is x?

• 74 degrees

• 45 degrees

• 61 degrees

• Acute angle

Is this figure a polygon?

• Yes

• No

Is this figure a polygon?

• Yes

• No

How many degrees is angle x?

• 60 degrees

• 90 degrees

• 120 degrees

• X marks the spot!

How many degrees is this angle?

• 55 degrees

• 180 degrees

• 110 degrees

• 125 degrees

About how many degrees is this angle?

• 60 degrees

• 35 degrees

• 120 degrees

• 90 degrees

Supplementary angles add up to:

• 90 degrees

• 180 degrees

• 360 degrees

Complementary angles add up to:

• 90 degrees

• 180 degrees

• 360 degrees

Find an angle complementary to  $\angle$ CED:

•  $\angle$  ECB

•  $\angle$  FEC

•  $\angle$  CEF

Find an angle supplementary to  $\angle$  AFC:

•  $\angle$  CFE

•  $\angle$  EFC

•  $\angle$  EFG