Triangles
Polygons
Quadrilaterals
Vocabulary
Challenge
100

I have 3 sides and 1 obtuse angle. What am I? 

Obtuse triangle

100

I have 3 sides and 3 angles. What polygon am I? 

Triangle

100
I am a quadrilateral with 2 pairs of parallel sides. What am I?

Parallelogram

100

I have all straight sides, no curves, am a closed figure and have no intersecting lines. What am I?

Polygon

100

Why is a square a rectangle? Explain why or why not.

A square is a rectangle because it has 4 right angles. 

200

I have 3 sides and 3 acute angles. What am I?

Acute triangle

200

I have 5 sides that are straight. What am I?

Pentagon 

200

I am a quadrilateral with only 1 pair of parallel sides. What am I?

Trapezoid

200

I have exactly 4 sides. What am I?

Quadrilateral

200

What is another name for a rhombus? 

Diamond 

300

I have 3 sides and 1 right angle. What am I? 

Right triangle

300

I have 10 sides that are straight. What am I?

Decagon

300

I am a parallelogram with 4 right angles. What am I?

Rectangle

300

What term describes a shape that has equal side lengths or equal sized angles? 

Congruent

300

Is a rhombus a square? Explain. 

No because it does not have 4 right angles. 

A square is a rhombus though because it has 4 equal length sides.

400

I have 3 equal length sides. What I am? 

Equilateral triangle

400

I have 8 sides that are straight. What am I?

Octagon

400
I am a parallelogram with 4 equal sides. What am I?

Rhombus

400

What type of polygon has a line segment with endpoints both inside and outside of the polygon? 

Concave

400

I have 3 sides and 2 of the sides are equal lengths. What am I? 

Isosceles triangle

500

I have 3 sides, none of with are equally sized. What am I?

Scalene triangle

500

I have 6 sides that are all straight. What am I? 

Hexagon

500

I am a parallelogram with 4 right angles and 4 equal sides. What am I?

Square
500

What type of polygon has no line segment inside or outside the figure? 

Convex 

500

Tell me each name that describes a square. 

A square is a rectangle. 

A square is a rhombus. 

A square is a parallelogram. 

A square is a quadrilateral. 

A square is a polygon.

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