Area: Find the Missing Side

Front

What is area?

Back

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

Front

How do you find the area of a rectangle?

Back

Multiply the length by the width (Area = Length × Width).

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 3 units, what is its area?

Back

15 square units.

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

What is the formula to find the missing side of a rectangle if you know the area?

Back

Divide the area by the known side (Missing Side = Area ÷ Known Side).

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

If the area of a rectangle is 24 square units and the width is 4 units, what is the length?

Back

6 units.

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

What is a rectangle?

Back

A rectangle is a shape with four sides and four right angles.

Tags

CCSS.5.G.B.4

Front

What does 'missing side' mean in geometry?

Back

It refers to a side of a shape that is not known and needs to be calculated.

Front

If a rectangle has an area of 30 square units and a length of 10 units, what is the width?

Back

3 units.

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

What is the width of a rectangle with an area of 20 square units and a length of 5 units?

Back

4 units.

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

How many sides does a rectangle have?

Back

A rectangle has four sides.

Tags

CCSS.1.G.A.1

CCSS.2.G.A.1