Everyday Math Unit 4

Front

What is area?

Back

Area is the amount of space inside a shape, measured in square units.

Front

What is perimeter?

Back

Perimeter is the distance around a shape, calculated by adding the lengths of all its sides.

Front

How do you calculate the area of a rectangle?

Back

Area = length x width.

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

How do you calculate the perimeter of a rectangle?

Back

Perimeter = 2 x (length + width).

Tags

CCSS.4.MD.A.3

Front

What is a square?

Back

A square is a shape with four equal sides and four right angles.

Tags

CCSS.5.G.B.4

Front

Are all squares rectangles?

Back

Yes, all squares are rectangles because they have four right angles.

Tags

CCSS.5.G.B.4

Front

What is a unit in measurement?

Back

A unit is a standard quantity used to measure something, like inches, centimeters, or meters.

Tags

CCSS.2.MD.A.3

Front

If a rectangle has a length of 7 cm and a width of 3 cm, what is its area?

Back

Area = 7 cm x 3 cm = 21 sq. cm.

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

If a rectangle has a length of 5 units and a width of 4 units, what is its perimeter?

Back

Perimeter = 2 x (5 + 4) = 18 units.

Tags

CCSS.4.MD.A.3

Front

What is the formula for finding the area of a square?

Back

Area = side x side.

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3