Geometry Chapter 6 Big Ideas

Example 2: Find x if the length of PR is 45 units in length. [Refer to the figure]

• 3

• 44

• 5

• 6

Calculate m∠ABC.

• 45°

• 60°

• 105°

• 15°

Find x

• x = 6°

• x = 7°

• x = 12°

• x = 144°

Ray BD is a bisector. What is the measure of angle ABC?

• 65

• 130

• 90

• 180

If this is a right triangle, find the measure of x to the nearest hundredth.

• 42°

• 41.98°

• 41.99°

• 45°

set this up

• 3x + 5 = x - 5

• 3x+5+2x-5

• 3x+5+2x-5=180

Find the midpoint of the line segment with the given endpoints (3,9) and (5,9)

• (-1,0)

• (4,9)

• (6,7)

• (7,9)

Find the distance between each pair of points. Round your answer to the nearest tenth, if necessary.

• A

• B

• C

• D

Match the vocabulary word with its definition:

• two angles whose measures have a sum of 90 degrees

• a pair of adjacent angles whose noncommon sides are opposite rays

• two angles whose measures have a sum of 360 degrees

• angles that have the same measure

Name a pair of adjacent angles

• <DEC and <CEB

• AEC

• <AEB and <DEC

• <BEC and <DEA