Finding the Area of Polygons

What is a Polygon?

• A snack

• A government building

• A shape

• A brand of soda

Tags

CCSS.3.G.A.1

What is perimeter?

• The distance around the outside of a shape.

• The space inside a shape.

• The space diagonally across a shape.

• The corners of a shape.

Tags

CCSS.3.MD.D.8

What is the formula (equation) for the perimeter of a rectangle?

• $L\times W\times H$

• $b\times h$

• $L+L+W+W$

• $\frac{1}{2}b\times h$

Tags

CCSS.3.MD.D.8

What is area?

• The distance around the outside of a shape.

• The space inside a shape.

• The space diagonally across a shape.

• The corners of a shape.

Tags

CCSS.3.MD.C.5

CCSS.3.MD.C.6

What is the formula (equation) to find the area of a rectangle?

• $\frac{1}{2}b\times h$

• 5+7+12

• 
  

  $L\times W$

Tags

CCSS.3.MD.C.5

CCSS.3.MD.C.7

CCSS.3.OA.A.1

What is the formula (equation) for the area of a triangle?

• $L\times W\times H$

• $b\times h$

• $L+L+W+W$

• $\frac{1}{2}b\times h$

Tags

CCSS.3.MD.C.5

CCSS.3.MD.C.7

What is the area of a rectangle with a length of 3cm and a width of 4cm? (Don't forget your units!)

Tags

CCSS.3.MD.C.5

CCSS.3.MD.C.7

CCSS.3.MD.C.6

What is the area of a triangle with a base of 8cm and a height of 2cm? (Don't forget your units!)

Tags

CCSS.3.MD.C.5

CCSS.3.MD.C.7

CCSS.3.MD.C.6