Finding Area with 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 square?

Back

Multiply the length of one side by itself (side × side).

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

What is the formula for the area of a rectangle?

Back

Area = length × width.

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

What units do we use to measure area?

Back

Square units, like cm², m², or ft².

Tags

CCSS.3.MD.C.6

Front

What is the area of a square with a side length of 7 cm?

Back

49 cm² (7 cm × 7 cm).

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

If a rectangle has a length of 3 feet and a width of 2 feet, what is its area?

Back

6 square feet (3 ft × 2 ft).

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

What do we call the length of a shape's sides?

Back

The sides of a shape.

Tags

CCSS.1.G.A.1

CCSS.2.G.A.1

Front

What is true about the sides of a square?

Back

All four sides are the same length.

Tags

CCSS.HSG.CO.C.11

Front

How do you find the area of a shape with missing sides?

Back

Use the known sides to calculate the area, or find the missing side using the area formula.

Tags

CCSS.6.G.A.1

Front

What is the area of a rectangle with a length of 5 m and a width of 4 m?

Back

20 m² (5 m × 4 m).

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3