Basic Geometric Notation

When naming an angle is it sometimes, never, or always true that it can be named with an angle symbol and a capital letter representing the vertex?

• Sometimes

• Always

• Never

what angles have a measure less than 90*

• acute

• obtuse

• right

• straight line

an angle that measures 180

• acute

• obtuse

• straight line

• right angle

an angle with a measure of 90 degrees

• acute

• obtuse

• right angle

• straight line

an angle that is greater than 90 degrees but less than 180 degrees

• acute

• obtuse

• right

• straight

An angle is formed by two ________.

• segments

• rays

• lines

• points

You name an angle using _____ points.

• 3

• 2

• 4

• 0

Which are pairs of adjacent angles?

• ∠COB & ∠COA

• ∠AOD & ∠AOC

• ∠COB & ∠AOD

• ∠BOD & ∠AOD

Which are pairs of vertical angles?

• ∠COB & ∠COA

• ∠BOD & ∠AOC

• ∠COB & ∠AOD

• ∠BOD & ∠AOD

What are the next 3 terms in the following geometric sequence:

512, 256, 128, ___, ___, ___, ...

• 1024, 2048, 4096

• 32, 8, 2

• 64, 32, 16

• 92, 66, 38