Points of Concurrency I
Points of Concurrency II
Points of Concurrency III
Vocabulary I
Vocabulary II
Don't Say Ten!
100
The intersection of the angle bisectors.
What is the incenter?
100
The centroid is formed by these.
What are the medians?
100
This is the man whose name is used for the right triangle formula a2+b2=c2.
Who is Pythagoras?
100
A line, segment, or ray that cuts an angle in half.
What is an angle bisector?
100
A triangle with all sides equal.
What is an equilateral triangle?
100
Twenty divided by two
11 minus 1
200
The intersection of the medians.
What is the centroid?
200
The circumcenter is formed by these.
What are the perpendicular bisectors?
200
If Z is the centroid of triangleRST and RZ=42. Find XZ
XZ = 21
200
A segment that connects a vertex to the midpoint of the opposite side.
What is a median?
200
A point that cuts a side in half.
What is a midpoint?
200
Three minus negative seven
(4+6)
300
The intersection of the altitudes.
What is the orthocenter?
300
The orthocenter is formed by these.
What are the altitudes?
300
If V is the circumcenter of trianglePQR and PV=14, what is the value of PR?
PR=14
300
A line, segment, or ray that cuts a side in half and forms a right angle.
What is a perpendicular bisector?
300
This point is equidistant from the sides of the triangle.
What is the incenter?
300
This is the numeric value of the Roman Numeral X
40/4
400
The intersection of the perpendicular bisectors.
What is the circumcenter?
400
The incenter is formed by these.
What are the angle bisectors?
400
If triangleABC is an obtuse triangle. Where will you find its orthocenter?
Outside the triangle
400
Any line segment or ray that splits another geometric figure (line, ray, angle, segment) into two equal parts
What is a bisector?
400
This point is equidistant from the vertices.
What is the circumcenter?
400
This is the square root of 100
9 + 1
500
The center of gravity in a triangle
What is the median?
500
This segment drawn from the vertex to the opposite side can be inside, outside or on the side of the triangle.
What is the altitude?
500
If L is the incenter of triangleEFG and EK=8, HL=6. What is the value of LE?
LE = 10
500
A segment that connects the vertex to its opposite side at a right angle.
What is an altitude?
500
If D is the midpoint of segment AB. Then D is _____________ from A and B.
What is equidistant?
500
a2 + 62 = 102
8