Review Perpendicular and Angle Bisectors Theorem

The figure is an example of a(n) ...

• angle bisector

• perpendicular bisector

• median

• midsegment

The figure is an example of a(n) ...

• altitude 

• perpendicular bisector

• midsegment

• angle bisector

Find the concurrence of the perpendicular bisectors of this triangle.

Which justifies step 6?

• AAS

• ASA

• SAS

• SSS

By the Perpendicular Bisector Theorem, what is the value of x?

Finish the Perpendicular Bisector Theorem: If CP is the perpendicular bisector of AB, then...

• CA = CB

• AP = PB

• Angle A = Angle B

Use the Perp Bisector Theorem to DC (hint...find x first and then plug it back in to DC)

Mathematical Equivalence

ON

Use the figure and the given information to find the indicated measure. ZX​ is the perpendicular bisector of  WY​, WZ=4n−13​ , and  YZ=n+17​ .

• 27

• 54

• 7

• 13

• 12

• 11.5

• 23

• 6

If ZT is a perpendicular bisector, what conclusions can be made?

Answer explanation

If ZT is a perpendicular bisector, then XT is perpendicular to ZT and XT is congruent to YT.