Vocabulary
Angle Pairs
Polygons
Triangles
Quadrilaterals
100
The most basic building block in geometry
What is a point?
100
Angles that sum to 180 degrees
What is supplementary
100
A 4 sided polygon
What is quadrilateral
100
Triangle with no sides congruent
What is scalene
100
A quadrilateral with one set of parallel sides
What is trapezoid
200
A flat surface with length and width that extends forever
What is a plane
200
Angles that share a vertex, are across from each other, and are congruent
What are vertical angles
200
A polygon with at least one diagonal outside of the figure
What is concave
200
Triangle with all angles less than 90 degrees
What is acute triangle
200
A quadrilateral with 2 sets of adjacent, congruent sides
What is kite
300
The term for two or more points that lie on the same line
What is collinear
300
Angles that sum to 90 degrees
What is complementary
300
An 8 sided figure
What is octagon
300
A triangle with one angle greater than 90 and sides congruent
What is obtuse isosceles
300
A quadrilateral with 2 sets of parallel sides
What is parallelogram
400
The point where two rays of an angle intersect
What is vertex
400
A linear pair of angles 3x - 20 and 7x. Find x.
What is x = 20
400
A polygon with all diagonals inside the figure
What is convex
400
A triangle with a 90 degree angle and no sides congruent
What is scalene right
400
An equilateral quadrilateral with 2 sets of parallel sides
What is rhombus
500
A series of points that extend infinitely in both directions
What is a line
500
Complementary angles with measures x+ 20 and 6x. Find x.
What is x=10
500
A 12 sided figure
What is dodecagon
500
Triangle with all sides congruent and angles less than 90
What is equilateral acute
500
Two sides of a square are 3x - 4 and -2x +16. Find x.
What is x=4
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