Plane Shapes

Congruent plane figures are figures that have exactly the same size and shape.

• true

• false

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What is the shape of a ring?

• Circle

• Square

• Rectangle

• Triangle

How is a rectangle different from a circle?

• A rectangle has three sides. A circle has four sides.

• A rectangle has two sides. A circle has three sides.

• A rectangle has four sides, and a circle has no sides.

• A rectangle is the same as a circle.

A triangle has three sides and three corners. A square has four sides and four corners. What can you say about sides and corners?

• The number of sides is always less than the number of corners.

• The number of sides is always greater than the number of corners.

• The number of sides is always equal to the number of corners.

• All shapes have sides and corners.

Which shape has four sides that are the same length?

• circle

• square

• rectangle

• triangle

Name this shape.

• hexagon

• octagon

• pentagon

• rhombus

Name this shape.

• trapezoid

• square

• rectangle

• parallelogram

What is true about this parallelogram?

• It has 4 angles and 4 sides.

• It is a quadrilateral.

• It has 2 sets of parallel lines.

• All choices are true.

Name this shape.

• hexagon

• octagon

• pentagon

• triangle