Westonci.ca is the premier destination for reliable answers to your questions, brought to you by a community of experts. Get quick and reliable solutions to your questions from a community of seasoned experts on our user-friendly platform. Discover detailed answers to your questions from a wide network of experts on our comprehensive Q&A platform.

The distance around a circular track is 31.4 yards. What Is the radius of the track? Use 3.14 = π and round to the nearest tenths place

Sagot :

Answer:

r=5

Step-by-step explanation:

Circumference of a circle =

Since w are given that the circumference of circle is 31.4 cm

So,

[tex5= r[/tex]

So, radius of given circle is 5 cm

Area of circle =

                      =

                      =

Thus the area of circle is 78.5 sq.cm.

Hence the radius of given circle is 5 cm and the area of the circle is 78.5 sq.cm.