Area and Perimeter 4th grade

Front

What is the formula for calculating the perimeter of a rectangle?

Back

Perimeter = 2 × (Length + Width)

Front

If a rectangle has a width of 5 inches and a length of 10 inches, what is its perimeter?

Back

Perimeter = 2 × (10 + 5) = 30 inches

Front

What is the formula for calculating the area of a rectangle?

Back

Area = Length × Width

Front

If a rectangle has a length of 4 meters and a width of 3 meters, what is its area?

Back

Area = 4 × 3 = 12 square meters

Front

What is the formula for calculating the area of a square?

Back

Area = Side × Side

Front

If each side of a square is 6 cm long, what is its area?

Back

Area = 6 × 6 = 36 square cm

Front

What is the formula for calculating the perimeter of a square?

Back

Perimeter = 4 × Side

Front

If each side of a square is 8 meters long, what is its perimeter?

Back

Perimeter = 4 × 8 = 32 meters

Front

What is the relationship between area and perimeter?

Back

Area measures the space inside a shape, while perimeter measures the distance around it.

Front

If a rectangle has a perimeter of 40 inches and a width of 8 inches, how do you find the length?

Back

Use the formula: Length = (Perimeter/2) - Width. Length = (40/2) - 8 = 12 inches.