Geometry

What are vertices?

• sides
• angles
• faces
• corners

Guess my shape. I have 4 sides. 2 of my sides are parallel to each other.

• square
• rectangle
• trapezoid
• triangle

Guess my shape. I have no sides and no vertices.

• triangle
• square
• rectangle
• circle

Guess my shape. I have 4 vertices and 4 equal sides.

• triangle
• square
• rectangle
• circle

What shape is this?

• Square
• Rectangle
• Cube
• Rhombus

A quadrilateral has:

• 3 sides
• 4 sides 
• 2 sides

A polygon has:

• open sides
• curvy sides
• closed sides

which one of these is a quadrilateral?

• Parallelogram
• Circle
• Triangle
• Hexagon 

How is a parallelogram different from a trapezoid?

• A parallelogram has one pair of parallel sides and a trapezoid has two.
• A parallelogram has two pairs of parallel sides and a trapezoid has one.
• A parallelogram has four sides and trapezoid has three.
• A parallelogram has four congruent angles and a trapezoid has no congruent angles.

What type of triangle is this?

• Equilateral
• Isosceles
• Scalene
• Obtuse