Classifying Two Dimensional Figures

What must a shape have in order to be a polygon?

• plane shape

• open shape

• closed shape

• curved path

• line segments

a trapezoid is a quadrilateral with...

• 2 pairs of parallel sides

• 4 right angles

• 4 equal sides

• 1 pair of parallel sides

What kind of triangle is this?

• Acute

• Right

• Obtuse

• Robot

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This shape is an example of a...

Check ALL of the ways to classify this shape!

• Parallelogram

• Square

• Quadrilateral

• Polygon

What is the name of this kind of triangle?

• Right

• Scalene

• Isosceles

• Equilateral

Which polygon has exactly 1 set of parallel sides?

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This stop sign has ________ angles.

• Right

• Acute

• Obtuse

• Straight

What kind of triangle is this?

• Acute

• Right

• Sparkly

• Obtuse

A polygon with five sides.

• pentagon

• triangle

• quadrilateral

• square