Area and Perimeter

What is Area?

• The distance around a shape.

• The amount of space inside a shape, measured in square units.

• The total length of all sides of a shape.

• The volume of a three-dimensional object.

If a triangle has a base of 6 in and a height of 4 in, what is its area?

• 8 in²

• 10 in²

• 12 in²

• 14 in²

If a shape has a perimeter of 20 in and consists of 4 equal sides, what is the length of each side?

• 3 in

• 4 in

• 5 in

• 6 in

What is Perimeter?

• The area inside a shape.

• The distance around a shape, calculated by adding the lengths of all its sides.

• The total length of a shape's longest side.

• The measurement of a shape's height.

What units are used to measure perimeter?

• Square units, such as square inches (in²), square feet (ft²), or square meters (m²).

• Linear units, such as inches (in), feet (ft), or meters (m).

• Volume units, such as cubic inches (in³), cubic feet (ft³), or cubic meters (m³).

• Time units, such as seconds (s), minutes (min), or hours (h).

What is the perimeter of a square with a side length of 4 in?

• 12 in

• 14 in

• 16 in

• 18 in

What units are used to measure area?

• Square units, such as square inches (in²), square feet (ft²), or square meters (m²).

• Linear units, such as inches (in), feet (ft), or meters (m).

• Cubic units, such as cubic inches (in³), cubic feet (ft³), or cubic meters (m³).

• Volume units, such as liters (L), gallons, or milliliters (mL).

What is a real-life example of calculating area?

• Finding the amount of carpet needed to cover a room.

• Calculating the distance between two cities.

• Measuring the height of a tree.

• Estimating the time to travel a certain distance.

What is the area of a triangle?

• Area = base × height

• Area = 1/2 × base × height

• Area = base + height

• Area = base × height / 2

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

• 12 in²

• 14 in²

• 16 in²

• 18 in²