Point of Concurrency
Fill in the blank
Circumcenter
Incenter
Centroids
100

Name the point of concurrency for Angle Bisectors

Incenter

100

The incenter of a triangle is equidistant from the _________ of the triangle.

Sides

100

Answer 11 and 12

AG = 25

BD = 20

100

Answer 25.

angle bisectors

100

Answer 30

medians

200

Name the point of concurrency for Medians of a triangles.

Centroid

200

The circumcenter of a triangle is equidistant from the _________ of the triangle.

vertices

200

Answer 13 and 14

CF = 24

AB = 40

200

Answer 26

ST = 15

200

Answer 31 and 32

DB = 8

EA = 15

300

Name the point of concurrency for the altitudes of a triangle.

Orthocenter

300

The centroid is __________ of the distance from each vertex to the midpoint of the opposite side.

two-thirds

300

Answer 15 and 16

CE = 15

AC = 48

300

Answer 27

x = 8

300

Answer 33 and 34

CG = 12

BA = 16

400

Name the point of concurrency for the perpendicular bisectors of a triangle.

Circumcenter

400
Write the formula for the Pythagorean Theorem?

leg12 + leg22 = hypotenuse2

400

Answer 17

m<ADG = 90 degrees

400

Answer 28

24 degrees

400

Answer 35 and 36

GE = 5

GD = 6

500

True or False:  The circumcenter and the incenter are located in the same place.

False

500

The ___________ is the center of gravity of a triangle.

Centroid

500

Answer 18

x = 20

500

Answer 29

31 degrees

500

Answer 37 and 38

BC = 20

AF = 8

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