Vocabulary
2D
3D
Angles
A Duke's Mixture
100
a polygon with four sides and four angles
What is a quadrilateral?
100
A polygon with seven sides and seven angles
What is a heptagon?
100
Has no edges, faces, or vertices
What is a sphere?
100
an angle that is less than 90 degrees
What is an acute angle?
100
A closed figure with angles
What is a polygon?
200
the same as; equal
What is congruent?
200
A polygon that has 5 sides and 5 angles
What is a pentagon?
200
Has 6 square faces
What is a cube?
200
an angle that is exactly 90 degrees
What is a right angle?
200
A triangle with all sides congruent
What is an equilateral triangle?
300
Lines that are evenly spaced and never intersect
What are parallel lines?
300
A polygon with ten sides and ten angles
What is a decagon?
300
Has 2 faces, no edges, and no vertices
What is a cylinder?
300
Perpendicular lines form this type of angle
What is a right angle?
300
An eleven-sided polygon
What is an undecagon?
400
A triangle with no congruent sides
What is a scalene triangle?
400
A polygon with four sides and four angles
What is a quadrilateral?
400
Has 5 vertices, a square base, and 8 edges
What is a square pyramid?
400
The side of an angle
What is a ray?
400
The three ways a polygon can have symmetry
What are vertical, horizontal, and diagonal?
500
Part of a line
What is a line segment?
500
A polygon with all sides and all angles congruent
What is a regular polygon?
500
Has 6 vertices, 5 faces, and 9 edges
What is a triangular prism?
500
The point where two rays meet
What is a vertex?
500
the kinds of figures we have been studying
What are 2D & 3D figures?
M
e
n
u