Respuesta :

$1078.56

What is the formula of the area of the rectangle?

The formula of the area of the  rectangle = Length * Breadth

                                               = 18*21 feet

                                              = 378 feet^2

As cost of carpet is given in square yard. so convert area of rectangle in square yard.

1 square feet = 9 square yard

so, 378/9 = 42 square yard

Cost of carpet = $ 25.68 per square yard (given)

Total cost of rectangular floor = 25.68 * 42

                                                = $1078.56 square yard

To learn more please refer:  https://brainly.com/question/2607596

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$1078.56 is the cost to carpet a rectangular floor measuring 21 feet by 18 feet if the carpet costs $25.68 per square yard.

What will it cost to carpet a rectangular floor?

Given:

  • A rectangular floor measuring 21 feet by 18 feet.
  • The carpets cost $25.68 per square yard.

Find:

  • Cost to carpet a rectangular floor.

Solution:

The formula of the area of the  rectangle = Length * Breadth

                                              = 18*21 feet

                                             = 378 feet^2

As the cost of the carpet is given in square yard. so convert an area of the rectangle into a square yard.

1 square foot = 9 square yards

so, 378/9 = 42 square yard

Cost of carpet = $ 25.68 per square yard (given)

Total cost of rectangular floor = 25.68 * 42

                                               = $1078.56 square yard

To learn more about rectangular, refer to:  

brainly.com/question/2607596

#SPJ9

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