Vocabulary
Lines that cross each other at 90 degree angles.
What are perpendicular lines?
A quadrilateral with 4 congruent sides, 4 right angles, and 2 sets of parallel sides
What is a square?
A polygon with 5 sides
What is a pentagon?
A three dimensional figure with one circular face, one vertex, and one edge
What is a cone?
Two figures that are exactly the same size and shape
What are congruent figures?
A quadrileral with four congruent sides, two sets of parallel sides, and typically (but no always) has 2 acute angles and 2 obtuse angles
What is a rhombus?
A polygon with 6 sides
What is a hexagon?
A three dimensional figure with two circular faces and two edges
What is a cylinder?
A figure with 3 or more straight closed sides
What is a polygon?
A quadrilateral with exactly one set of parallel sides
What is a trapezoid?
A polygon with 8 sides.
What is a octagon?
A three dimensional figure with 6 square faces, 8 vertices, and 12 edges
What is a cube?
Two lines meet at exactly 90 degrees
What is a right angle?
A quadrilateral 2 sets of parallel sides
What is a parallelogram?
A polygon with 10 sides.
What is a decagon?
A three dimensional figure with 5 faces, 5 vertices, and 8 edges.
What is a square pyramid?
When two line extend in either direction but never cross intersect or cross
What are parallel lines?
A quadrilateral with opposite sides having the same length, four right angles, and 2 sets of parallel sides
What is a rectangle?
What is a quadrilateral.
A three dimensional figure with no faces, no vertices, and no edges.