veseyasher
veseyasher veseyasher
  • 03-07-2020
  • Mathematics
contestada

If the radius of a circle is 31.2 cm, what is the approximate area if you use 3.14 for pi and the area is rounded to the nearest tenth?

Respuesta :

mathstudent55
mathstudent55 mathstudent55
  • 03-07-2020

Answer:

3056.6 cm^2

Step-by-step explanation:

A = (pi)r^2 = 3.14 * 31.2 cm * 31.2 cm = 3056.6 cm^2

Answer Link
gilbertazavedo72
gilbertazavedo72 gilbertazavedo72
  • 03-07-2020

Answer: 3056.60 sq. cm.

Step-by-step explanation:

Area of a circle = π x r^2

= 3.14 x 31.2^2

= 3056.60

Answer Link

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