Points Lines and Planes
Line Segments and Distance
Midpoints and Bisectors
Angle Measures
Angle Pairs and Extras
Polygons
100
Made up of any two points
What is a line?
100
A line that starts at one point and stops at another
What is a line segment?
100
The point that divides a segment into two congruent segments.
What is a midpoint?
100
a right angle's measure
what is
90^circ
100
Two adjacent angles whose noncommon sides are opposite rays (make a line)
What is a linear pair?
100
A polygon with 3 sides
What is a triangle
200
Made up of three non-collinear points
What is a plane?
200
A term for when two things have the same measure
What is congruent?
200
A ray that divides an angle into two congruent angles
What is an angle bisector?
200
an angle whose measure is greater than
90^circ
but less than
180^circ
What is an obtuse angle?
200
Angles with measures that add to
180^circ
What are supplementary angles?
200
A polygon with 5 sides
What is a pentagon
300
A term for two points being on the same line
What is collinear?
300
The length of a segment between two points
What is distance?
300
A line, segment, or plane that intersects a segment at its midpoint
What is a segment bisector?
300
An angle whose measure is less than
90^circ
What is an acute angle?
300
Angles with measures which add to
90^circ
What are complementary angles?
300
The images show the difference between _______ and _______ polygons
What is concave and convex
400
A term for two lines or points being on the same plane
What is coplanar?
400
Two types of lines you don't need distance formula for on a coordinate plane
What are horizontal and vertical lines?
400
Midpoint formula can find the midpoint of a segment, but if given the midpoint and an endpoint, it can also find _______
What is the other endpoint?
400
Two angles that share a side and a vertex. (sit next to one another)
What are adjacent angles?
400
Points laying on the outside of an angle
What are exterior points?
400
The area of a parallelogram
What is
A = bh
500
Where two objects meet
What is an intersection?
500
The distance formula on a coordinate plane
What is
sqrt((x_2-x_1)^2+(y_2-y_1)^2
500
Formula for the midpoint in a coordinate plane
What is
((x_2+x_1)/2, (y_2+y_1)/2)
500
Two nonadjacent angles which are formed by two intersecting lines. (face one another)
What are vertical angles?
500
Points lying on the inside of an angle
What are interior points?
500
A polygon with 12 sides
What is a dodecagon?