Perpendicular Bisectors of a Triangle

Define: CIRCUMCENTER OF A TRAINGLE

• the intersection point of the three perpendicular bisectors of a triangle 

• when a circle passes through the three vertices of a triangle 

• the point of intersection of three or more lines 

• the intersection point of the three angle bisectors of a triangle 

Tags

CCSS.HSG.C.A.3

If G is the circumcenter, what type of segments are show as dotted lines?

• perpendicular bisectors

• angle bisectors

• altitudes

• centroids

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CCSS.HSG.C.A.3

The Point of Concurrency for the Perpendicular Bisectors of a Triangle.

• Circumcenter

• Incenter

• Orthocenter

• Centroid

Tags

CCSS.HSG.C.A.3

What is the intersection of three perpendicular bisectors called?

• Circumcenter

• Incenter

• Supercenter

• Neither

Tags

CCSS.HSG.C.A.3

• Both 1 and 3 are correct

Tags

CCSS.HSG.CO.C.9

If QT is the perpendicular bisector of PR, find each measure.

x=​ (a)   y=​ (b)   PQ=​ (c)   PT= ​ (d)   PR= ​ (e)  

• 7

• 12

• 29

• 18

• 36

• 35

• 16

• 32

• 48

• 72

Tags

CCSS.HSG.CO.C.9

PQ is the perpendicular bisector of MN. What is QN?

• 7

• 14

• 10.5

• 28

Tags

CCSS.HSG.CO.C.9

When you draw the perpendicular bisectors of a triangle it creates the point of concurrency called the _____________.

• Centroid

• Incenter

• Circumcenter

• Orthocenter

Tags

CCSS.HSG.C.A.3

Find the length of AD

• 2

• 4

• 6

• 8

Tags

CCSS.HSG.CO.C.9

Point P is the circumcenter, which segment is equal to PB

• DA

• AC

• PC

• PF

Tags

CCSS.HSG.C.A.3