2D Polygons
Angles
Problems
Quadrilaterals
2D Geometry Terms
100

What shape has 4 vertices, 4 sides, and 2 pairs of parallel lines?

Rectangle

100
How much does a right angle measure?
90 degrees
100
The SIDE of a 2D polygon can also be called an ________.
edge
100
True or False: Some quadrilaterals can have 5 sides.
False
100

What does it mean for 2 shapes to be congruent?

They have to be the same SIZE and SHAPE.

200

What are any 4 sided polygons called?

Quadrilaterals

200
What do you call an angle that is smaller than a right angle?
An acute angle.
200
I have 4 sides I have 2 pairs of parallel lines I have 4 right angles I have 2 lines of symmetry Who am I?
Rectangle
200
Name a quadrilateral with NO right angles.
Trapezoid OR rhombus
200

What does a line of symmetry do?

It splits (divides) a 2D polygon into 2 equal parts (in half).

300

What is a polygon?

A closed shape, 2D shape, with only straight edges

300
True or False: If an angle reads 120 degrees, it is considered an acute angle.
False --> Obtuse angle
300
Name 3 letters in the alphabet that has a line of symmetry.
A, E, T, I, D, B, H, M, X, ...
300
True or False: A hexagon is a quadrilateral.
False --> a hexagon has 6 sides
300

What makes 2 lines parallel?

They are straight lines, equal distance apart from each other and will never touch no matter how long they are.

400

What shape has 3 sides, 3 vertices,  and 1 line of symmetry?

Triangle

400
What is the tool called to measure angles?
A Protractor
400
I have 4 sides I have no right angles I have 1 line of symmetry Who am I?
Trapezoid
400
How many pairs of parallel lines does a trapezoid have?
1 pair.
400

What are the names of the 3 types of angles?

Acute, obtuse and right

500

What is a shape called with 7 sides, 7 angles, and 7 vertices?

Heptagon

500

True or False: All quadrilaterals have 4 right angles.

False

500

How many lines of symmetry does a circle have?

Infinite

500

Name 3 types of quadrilaterals.

Rhombus, Square, Rectangle, Trapezoid, Parallelogram

500

What is a parallelogram?

2 sets of parallel lines, 4 vertices, 4 sides, polygon

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