Area of Irregular Shapes

Front

What is the area of a shape?

Back

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

Front

How do you find the area of an irregular shape?

Back

To find the area of an irregular shape, you can divide it into smaller regular shapes, find the area of each, and then add them together.

Front

What is a square unit?

Back

A square unit is a unit of measure for area, representing a square that is 1 unit long on each side.

Tags

CCSS.3.MD.C.5A

Front

What is the formula for the area of a rectangle?

Back

The area of a rectangle is found by multiplying its length by its width (Area = Length × Width).

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

What is the formula for the area of a triangle?

Back

The area of a triangle is found by multiplying the base by the height and then dividing by 2 (Area = 1/2 × Base × Height).

Tags

CCSS.6.G.A.1

Front

What does 'shaded area' mean in a diagram?

Back

The shaded area in a diagram represents the part of the shape that is filled in or highlighted, indicating the area being measured.

Front

If a shape has an area of 36 square cm, what does that mean?

Back

It means that the space inside the shape can fit 36 squares, each measuring 1 cm on each side.

Tags

CCSS.3.MD.C.5A

Front

What is the area of a square with sides of 4 cm?

Back

The area is 16 square cm (Area = Side × Side = 4 cm × 4 cm).

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

What is the area of a rectangle with a length of 5 cm and a width of 3 cm?

Back

The area is 15 square cm (Area = Length × Width = 5 cm × 3 cm).

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

What is the area of a shape with a base of 10 cm and a height of 5 cm?

Back

If it's a triangle, the area is 25 square cm (Area = 1/2 × Base × Height = 1/2 × 10 cm × 5 cm).

Tags

CCSS.6.G.A.1