Morgan is reupholstering an old chair with two circular cushions. Each cushion has a circumference of 7.85 feet. He will need two pieces of fabric for each cushion. How many square feet of fabric will he need to cover the cushions? Use pie=3.14 and round to the nearest square foot.

He will need 20 feet of fabric .

Step-by-step explanation:

Given: circumference of cushion =  7.85 feet.

Since , circumference = , where r = radius.

Area of each piece =

Area of 2 pieces = 2 x 5 feet = 10 feet

Area for 2 cushions = 2 x (Area of 2 pieces)

= 2 x 10 feet = 20 feet

He will need 20 feet of fabric .

37

step-by-step explanation:

sine

step-by-step explanation: