Lane Hodges
12/01/2023 · Junior High School
Calcula el área de un círculo cuyo radio es ígual a 8.3 , considera \( \mathrm{Pi}=3.14 \) Escribe la respuesta con 2 decimales, sin redondear. \( A= \)
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Step-by-step Solution
Para calcular el área \( A \) de un círculo, se utiliza la fórmula:
\[
A = \pi r^2
\]
donde \( r \) es el radio del círculo. En este caso, el radio \( r \) es igual a 8.3 y \( \pi \) se considera como 3.14.
Sustituyendo los valores en la fórmula:
\[
A = 3.14 \times (8.3)^2
\]
Primero, calculamos \( (8.3)^2 \):
\[
(8.3)^2 = 68.89
\]
Ahora, sustituimos este valor en la fórmula del área:
\[
A = 3.14 \times 68.89
\]
Realizamos la multiplicación:
\[
A = 216.8026
\]
Finalmente, escribimos la respuesta con 2 decimales:
\[
A = 216.80
\]
Por lo tanto, el área del círculo es:
\[
A = 216.80
\]
Quick Answer
\( A = 216.80 \)
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