Unit 1B

This geometric object has no dimension and is represented as a single dot in space

• point

• line

• plane

• ray

Formed by two rays that share a common end point

• Angle

• Opposite Rays

• Congruent

• Line

Two angles that add to be 90 degrees

• Supplementary

• Complementary

• Angles

• Right Angle

• 196

• 98

• 49

• Can't be determined

The symbol ⊥ is used for which of the following notations?

• Parallel Lines

• Perpendicular lines

• Congruency

• Opposite Rays

Two angles that add to be 180 degrees

• Supplementary

• Complementary

• Angles

• Straight Line

Name the angle in the image

• ∠OAB

• ∠OBA

• ∠AOB

• ∠BOA

What is the perimeter of this polygon?

• 36

• 80

• 33

• 43

Angles on a line add up to......

• 90

• 180

• 160

• 360

Which of the following names a radius?

• segment AC
• segment DB
• segment AB
• segement BC