marjustbuilds
marjustbuilds marjustbuilds
  • 18-06-2020
  • Mathematics
contestada

The diameter of a circle is 6 cm. Find its area to the nearest tenth.

Respuesta :

brooke780
brooke780 brooke780
  • 18-06-2020

Answer:

28.27cm²

Step-by-step explanation:

formula:

A=πr²

d = 2r

Solving for A

A=1/4π d² = 1/4 · π · 6² ≈ 28.27433cm²

rounded: 28.27cm²

hope this helped!

Answer Link
Hi1315
Hi1315 Hi1315
  • 19-06-2020

Answer:

[tex] = 28.26 {cm}^{2} \\ [/tex]

Step-by-step explanation:

[tex]d = 2r \\ 6 = 2r \\ \frac{6}{2} = \frac{2r}{2} \\ r = 3[/tex]

[tex]area = \pi {r}^{2} \\ = \pi \times 3 \times 3 \\ = 28.26 {cm}^{2} [/tex]

hope this helps

brainliest appreciated

good luck! have a nice day!

Answer Link

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