Try the fastest way to create flashcards
hello quizlet
Home
Subjects
Expert Solutions
Log in
Sign up
Math
Geometry
Geometry Regents Review
3.7 (3 reviews)
Flashcards
Learn
Test
Match
Q-Chat
Get a hint
Collinear Points
Click the card to flip 👆
points that lie on the same line
Click the card to flip 👆
1 / 103
1 / 103
Flashcards
Learn
Test
Match
Q-Chat
Created by
Kantaro13
Share
Note: this is a guide, it does not include everything, and it is advisable you review your notes
Share
Students also viewed
geometry regents
Teacher
173 terms
Geometry Regents Review
Teacher
110 terms
geometry regents
135 terms
Geometry terms
9 terms
Geometry Regents Review
Teacher
87 terms
Chapter 3: Theorems, Postulates and Definitions
47 terms
Geometry regents review
Teacher
64 terms
Geometry Unit 3
40 terms
Geometry Vocab
Teacher
63 terms
Terms in this set (103)
Collinear Points
points that lie on the same line
complementary angles
have a sum of 90 degrees
supplementary angles
have a sum of 180 degrees
exterior angle theorem
in a triangle; two interior angles equal the opposite exterior angle (x+y=z)
centroid
in a triangle; intersection of medians, (2x+x=3x)
orthocenter
in a triangle; intersection of altitudes
incenter
in a triangle; intersection of angle bisectors, center of inscribed circle
circumcenter
in a triangle; intersection of perpendicular bisectors, center of circumscribed circle
acute triangle
all angles less than 90 degrees, orthocenter, incenter, circumcenter, centroid all inside triangle
obtuse triangle
one angle greater than 90 degrees, orthocenter, circumcenter located outside, incenter, centroid located inside triangle
equilateral triangle
all angles equal (120 degrees) ortho-, in-, circumcenter, and centroid all inside and interest at same location
right triangle
one angle is 90 degrees, ortho- and circumcenter on triangle, incenter and centroid inside triangle
distance
square root of (X2-X1)^2+(Y2-Y1)^2
sum of interior angles
180(n-2)
sum of exterior angles
360 degrees
See more