Exploring Perimeter and Area

The perimeter of a rectangle with length 5 cm and width 3 cm is _____.

Noah has a rectangular garden that measures 5 cm in length and 3 cm in width. What is the perimeter of his garden?

• 14 cm

• 18 cm

• 16 cm

• 12 cm

If a square has a side length of 4 cm, what is its area?

• 20 cm²

• 8 cm²

• 16 cm²

• 12 cm²

How do you calculate the perimeter of a triangle?

• P = a * b * c

• P = 2(a + b)

• P = a^2 + b^2 + c^2

• P = a + b + c

What is the area of a rectangle that is 6 m long and 2 m wide?

• 14 m²

• 8 m²

• 12 m²

• 10 m²

If a circle has a radius of 3 cm, what is its area?

• 6π cm²

• 9 cm²

• 9π cm²

• 12 cm²

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

• Perimeter = 2 × (length + width)

• Perimeter = side length × 2

• Perimeter = 4 × (length + width)

• Perimeter = 4 × side length

If a rectangle has a perimeter of 20 cm and a length of 6 cm, what is its width?

• 4 cm

• 5 cm

• 7 cm

• 3 cm

What is the area of a triangle with a base of 5 cm and a height of 4 cm?

• 12 cm²

• 8 cm²

• 10 cm²

• 15 cm²

How do you find the perimeter of a polygon?

• Perimeter = sum of all side lengths

• Perimeter = sum of the angles

• Perimeter = length of the longest side

• Perimeter = area of the polygon