contestada

- A six-foot diameter circular table
top has an area of about how many
square feet? (Use 3.14 for a.)
.

Respuesta :

Answer:

28.26

Step-by-step explanation:

area of a circle is (pi)(r)^2

radius is half of the diameter

6/2=3

3 feet is the radius

a= 3.14 (3)^2

=3.14 x 9

= 28.26 feet

Hi!

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Area of a circle = [tex]\pi r^2[/tex]

Radius (r) = [tex]\frac{diameter}{2}[/tex]

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In this problem:

[tex]r=[/tex] [tex]\frac{6}{2}[/tex]

[tex]r=[/tex] [tex]3[/tex]

[tex]3.14 (3)^2[/tex]

[tex]3.14(9)[/tex]

[tex]28.26[/tex]