math unit 5

Question 1

perpendicular bisector

Answer 1

using the perpendicular slope of a line at the midpoint of the line

Question 2

circumcenter

Answer 2

using perpendicular bisectors on each line and finding the intersections

-Use the perpendicular slope at the midpoint of each line

Question 3

where will the circumcenter be at each type of triangle?

Answer 3

acute - inside the triangle

right - on the triangle

obtuse - outside the triangle

Question 4

incenter

Answer 4

equal distance from each SIDE of a triangle

used with angle bisectors

Question 5

centroid

Answer 5

equal distance from each VERTEX of a triangle

• find the midpoint of a line and connect it with the opposite vertex

Question 6

orthocenter

Answer 6

altitudes

find the perpendicular slope of a line and use it at the opposite vertex