Centers of Triangles

If G is the centroid of triangle ABC and BE= 18. Find the length of BG.

• 6

• 12

• 18

• Not Enough Information

If G is the centroid of triangle ABC and GE= 7. Find the length of BE.

• 7

• 14

• 21

• Not Enough Informaion

Point O is the circumcenter of the triangle. Find OB

• OB = 4

• OB = 6

• OB = 5.1

• Not enough information

ED is the midsegment of triangle ABC. Find BC

• 10.2

• 12.5

• 20.4

• 22.7

What is true about the midsegment EF?

• EF = 1/2 AB

• EF // AB

• EF = 1/2 AC

• none of these are true

The mid segment of the triangle is 5x-1. Find the value of x.

• x = 6

• x = 7

• x = 11.8

• x = 12.4

Find the measure of the indicated angle. 

• 145 degrees

• 24 degrees

• 20 degrees 

• 21 degrees

Find the measure of the indicated angle. 

• 34

• 46

• 62

• 36

H is the circumcenter of triangle BCD. What is the length of BH?

• 26

• 32

• 33

• 42

The incenter is the point at which all the ____ of a triangle meet.

• perpendicular bisectors

• medians

• altitudes

• angle bisectors