Triangles

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

Define: INCENTER OF A TRIANGLE

• the intersection point of the three angle bisectors of a triangle 
• when three or more lines intersect at a single point 
• the intersection point of the three perpendicular bisectors of a triangle 
• the point of intersection of three or more lines 

Tags

CCSS.HSG.C.A.3

Which of the images represents the Circumcenter of a Triangle

• First
• Second
• Third

Tags

CCSS.HSG.C.A.3

Which of the images represents the Incenter of a Triangle

• First
• Second
• Third

Tags

CCSS.HSG.C.A.3

Which point is equidistant from the vertices?

• Circumcenter
• Incenter
• Neither
• Bilateral

Tags

CCSS.HSG.C.A.3

Which point is equidistant from the sides?

• Circumcenter
• Incenter
• Neither
• Bilateral

Tags

CCSS.HSG.C.A.3

Name the point of concurrency shown.

• Circumcenter
• Incenter
• Supercenter
• Neither

Tags

CCSS.HSG.C.A.3

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 length of PO.

• 32
• 35
• 26
• 29

Tags

CCSS.HSG.C.A.3