Names of Polygons
Types of Angles
Describing Plane Shapes
Describing Sides of Polygons
Classifying 2-D Shapes
100
This polygon has 4 sides and 4 vertices (ex. trapezoid, rhombus....)
What is a quadrilateral?
100
This type of angle forms a square corner.
What is a right angle?
100
A ______ is straight, continues in both directions, and does not end.
What is line?
100
Lines that never cross, meet, or intersect
What are parallel lines?
100

A triangle that has 3 equal sides

What is an equilateral?

200
This polygon has 5 sides and 5 vertices
What is a pentagon?
200
This angle is less than a right angle.
What is an acute angle?
200
A _______ is straight, is part of a line, has 1 endpoint, and continues in one direction.
What is ray?
200
Lines that cross or meet to form any type of angle
What are intersecting lines?
200

Name a shape that is NOT a polygon.

What is a heart, circle, unclosed shape, shape without angles, rounded shapes?

300
This polygon has 6 sides and 6 vertices
What is a hexagon?
300
If you look at the corner of the door, what type of angle does it form?
What is a right angle?
300
A _____ ______ is straight, is part of a line, and has 2 points called endpoints.
What is line segment?
300
Intersecting lines that cross or meet to form a right angle
What are perpendicular lines?
300

Name the quadrilateral with two pairs of parallel sides.

What is a parallelogram?

400
This polygon has 8 sides and 8 vertices
What is an octagon?
400
This angle is greater than a right angle but less than a straight angle.
What is an obtuse angle?
400
A _____ is an exact position or location.
What is point?
400

A 'X' has what type of line(s).

What are intersecting lines?

400

This type of quadrilateral has exactly 1 pair of parallel sides. Its length of sides and sizes of angles may not be the same

What is a trapezoid?

500
This polygon has 10 sides and 10 vertices
What is a decagon?
500
This angle is formed by two rays pointing in opposite directions and form a line.
What is a straight angle?
500
An ______ is formed by 2 rays that share an endpoint. That shared endpoint is called a ______?
What is angle and vertex?
500
A '+' (plus sign) has what type of line(s)
What are intersecting and perpendicular lines?
500

A special type of rectangle. This quadrilateral has 4 equal sides, 4 right angles, and 2 pairs of parallel sides.

What is a square?

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