donalyndearingbizz
donalyndearingbizz donalyndearingbizz
  • 14-04-2021
  • Mathematics
contestada

what is the area of a circle with a diameter of 18.2 cm?

use 3.14 for TT and round your final answer to the nearest hundredth.

the area is ___ square cm.​

Respuesta :

purrugh purrugh
  • 14-04-2021

Answer:

260.0234 cm

Step-by-step explanation:

The formula for area of a circle is π r².

Since the radius is half of the diameter, we must divide the diameter by 2.

18.2/2 = 9.1

Next, we must multiply 9.1 x 9.1.

This gives us 82.81

Now we must multiply 82.81 by pi (3.14).

82.81 x 3.14 = 260.0234

Therefore, the area of the circle is 260.0234.

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