01 Area and Perimeter of Rectangles and Parallelograms

Perimeter is...?

• This distance around the outside of an object

• The space on the inside of an object

Tags

CCSS.3.MD.D.8

Area is...?

• This distance around the outside of an object

• The space on the inside of an object

Tags

CCSS.3.MD.C.5

CCSS.3.MD.C.6

Perimeter is measured in ...?

• One dimensional units. Like meters or feet

• Two dimensional units like meters squared or feet squared

Tags

CCSS.3.MD.D.8

Area is measured in ...?

• One dimensional units. Like meters or feet

• Two dimensional units like meters squared or feet squared

Tags

CCSS.3.MD.C.6

This rectangle is 2 inches by 3 inches. What is its AREA?

Watch the units.

Tags

CCSS.3.MD.C.6

This rectangle is 2 inches by 3 inches. What is its PERIMETER?

Watch the units.

Tags

CCSS.4.MD.A.3

This rectangle is 7 feet long by 3 feet wide. What is its AREA?

Watch the units.

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

This rectangle is 7 feet long by 3 feet wide. What is its PERIMETER??

Watch the units.

Tags

CCSS.4.MD.A.3

What formula can we use to find the area of rectangle or parallelogram?

• length times width

• add up all the side lengths

Tags

CCSS.3.MD.C.5

CCSS.3.MD.C.6

CCSS.3.MD.C.7

What do we do to find the perimeter of a rectangle, parallelogram, triangle... or any shape really.

• Add up all the sides

• length times width

Tags

CCSS.3.MD.D.8