Geometry Basics
Circles
Triangles
Quadrilaterals
Hodgepodge
100
A ray that divides an angle into two congruent angles
What is an angle bisector
100
The segment from the center to a point on the circle
What is radius
100
A triangle that has all sides the same length
What is equilateral
100
A quad with two pairs of consecutive congruent sides
What is a kite
100
A polygon with ten sides
What is a decagon
200
the set of points the same distance from a fixed point
What is a circle
200
A portion of a circle
What is arc
200
A triangle with two sides the same length
What is isosceles
200
this is the number of degrees all angles of a quadrilateral will add up to
What is 360 degrees
200
A polygon with seven sides
What is a heptagon
300
An adjective describing points on the same plane
What is coplanar
300
half of a circle
What is semicircle
300
The name of the side across from the right angle in a right triangle AND the name of the other sides
What is hypotenuse and legs
300
This is a quadrilateral with two pairs of opposite sides parallel and 4 congruent angles
What is rectangle
300
A segment that has two endpoints on a circle
What is a chord
400
Lines on different planes
What are skew lines
400
an arc that measures more than 180 degrees
What is a major arc
400
A triangle with no sides the same length
What is scalene
400
This is a quadrilateral with two pairs of opposite sides parallel and all sides the same length
What is a rhombus
400
A pair of angles "across from each other." They have a common vertex but no common sides.
What is a pair of vertical angles
500
An adjective describing points that are on the same line
What is collinear
500
A line that intersects a circle at one point
What is a tangent line
500
All angles in every triangle will add up to this number of degrees
What is 180 degrees
500
This is a quadrilateral with only one pair of opposite sides parallel
What is a trapezoid
500
A figure that fits your definition but isn't what you were trying to define. (so you need to revise your definition.)
What is a counterexample
M
e
n
u