Albert Einstein and Napoleon Bonaparte introduce the concepts of perimeter, area, and volume. They explain how to calculate the perimeter by adding the sides of a 2D shape, the area by multiplying length and width, and the volume by multiplying length, width, and height. Practical applications such as building a fence, mowing a lawn, and filling a pool are discussed to illustrate these concepts.

What is the perimeter of a shape?

• The number of sides of the shape

• The volume of the shape

• The distance around the shape

• The total area covered by the shape

How do you handle complex shapes when calculating perimeter?

• Ignore irregular parts

• Break down into simpler shapes and sum their perimeters

• Estimate the total length

• Add the height and width

How can you calculate the perimeter of a non-standard shape?

• Multiply the length by width

• Divide the shape into standard shapes and sum their perimeters

• Measure the height and depth

• Use a ruler around the edge directly

What is the formula to calculate the area of a rectangle?

• Length plus width

• Width divided by length

• Length times height

• Length times width

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

When might you need to calculate the area of a space?

• When painting a 3D object

• When measuring how loud a room is

• When mowing a lawn

• When installing a new stereo

What does 'squared' signify in area measurements?

• Area is always two-dimensional

• The shape must be a square

• Measurement units are squared

• Doubling the measurements

Tags

CCSS.3.MD.C.5A

Why might you calculate the area of a composite shape differently?

• Composite shapes have no area

• They can be divided into simpler shapes whose areas are easier to calculate

• Area calculations are the same for all shapes

• They require special tools to measure

Tags

CCSS.3.MD.C.7D

What additional dimension is needed to calculate the volume of a 3D object?

• Perimeter

• Area

• Height

• Width

What is the purpose of calculating volume?

• To determine how much paint is needed for a wall

• To find out how much space is inside a 3D object

• To measure the distance around a park

• To calculate the weight of an object

What is the formula for the volume of a rectangular prism?

• Length plus width plus height

• Length times width times height

• Length times width

• Length times height

Tags

CCSS.7.G.B.6