Topic 5 Test Review

Find the measure of BD.

• 6.5

• 8.1

• 3.4

• 7

Find the measure of BC.

• 15.3

• 27.2

• 13

• 8

Given that YW bisects ∠XYZ and WX = 18.

Find the measure of WZ.

• 18

• 90°

• 9

• 36

Find the measure of x.

Given : YW bisects ∠XYZ and XY = 7.

What is the measure of YZ ?

• 7

• 14

• 90°

• 12

A ______ ______ is a line segment or ray that divides a segment into two congruent parts and forms a right angle.

Find x.

The angle bisectors of a triangle intersect at the circumcenter.

• True

• False

Answer explanation

The angle bisectors of a triangle intersect at the INCENTER.

The centroid is where the ________ of a triangle intersect.

Incenters are formed by intersecting ___________.

• angle bisectors

• perpendicular bisectors

• altitudes

• medians