Finding the Area Flashcard

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.

Front

What is the area of a square with a side length of 4 units?

Back

Area = 4 units × 4 units = 16 square units.

Front

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

Back

Area = 5 units × 3 units = 15 square units.

Front

What unit is used to measure area?

Back

Area is measured in square units, such as square centimeters (cm²) or square meters (m²).

Front

If a shape has an area of 20 square units, what does that mean?

Back

It means that the space inside the shape can fit 20 unit squares.

Front

What is the area of a triangle?

Back

Area = 1/2 × base × height.

Front

What is the area of a triangle with a base of 6 units and a height of 4 units?

Back

Area = 1/2 × 6 units × 4 units = 12 square units.

Front

How can you estimate the area of irregular shapes?

Back

You can break them into smaller regular shapes, find their areas, and then add them together.

Front

What is a square unit?

Back

A square unit is a unit of area that is equal to the area of a square with sides of one unit length.