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A rectangular floor is 21 ft long and 12ft wide. Reuben wants to carpet the floor with carpet tiles sold by the square yard. Use the facts to find the area in square yards.

Conversion facts for length:
1 foot (ft) = 12 inches
1 yard (yd) =3 feet
1 yard (yd) = 36 inches

Respuesta :

musiclover10045

1 yard = 3 feet:

21 feet / 3 ft = 7 yards

12 feet  / 3 feet = 4 yards

7 x 4 = 28 square yards

he will need 28 tiles

The area of the rectangular floor will be 28 square yards.

What is the area of the rectangle?

Let L be the length and W be the width of the rectangle.

Then the area of the rectangle will be

Area of the rectangle = L × W square units

A rectangular floor is 21 ft long and 12 ft wide.

We know that 1 foot = 1/3 yards.

Then the dimension of the rectangle in yards will be

L = 21 x 1/3 = 7 yards

W = 12 x 1/3 = 4 yards

Then the area of the rectangle will be

A = 7 x 4

A = 28 square yards

The area of the rectangular floor will be 28 square yards.

More about the area of the rectangle link is given below.

https://brainly.com/question/20693059

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