Third Grade Math

Types of Polygons

100

Polygon with three sides

Triangle

200

Polygon with eight sides

Octogon

300

Polygon with five sides

Pentagon

400

Polygon with six sides

Hexagon

500

Polygon with seven sides

Heptagon

Characteristics of Polygons

100

Which quadrilateral has only one set of parallel lines?

Trapezoid

200

What is the difference between a regular polygon and an irregular polygon?

A regular polygon has equal side lengths and equal angles.  An irregular polygon does not.

300

Which quadrilaterals have 90 degree angles?

Square and rectangle

400

What common shape is a rhombus?

Kite or diamond

500

Name two different quadrilaterals that have two pairs of parallel sides

square, rectangle, parallelogram

Types of angles

100

What is a right angle?

90 degree angle

200

Angle smaller than 90 degrees

Acute angle

300

Angle larger than 90 degrees

Obtuse angle

400

What type of polygon has equal angles?

regular polygon

Square

Rectangle

500

How many ANGLES does a quadrilateral have?

4

Multiplication

100

5 X 8

40

200

3 X 6

18

300

4 X 9

36

400

7 X 8

56

500

30 X 4

120

Perimeter & Area

100

What is the area of a 2in by 2in square?

4 sq in

200

What is the perimeter of a 2 in by 2 in square?

8 in

300

What is the area of a 4 in by 5 in rectangle?

20 sq in

400

What is the perimeter of a 4 in by 5 in rectangle?

18 in

500

What is the area and perimeter of a rectangle that is 6 in by 4 inches

P = 20 in

A = 24 sq in