HelloWorldofMath HelloWorldofMath
  • 11-01-2021
  • Mathematics
contestada

find the area of the shaded regions. Give your answers as a completely simplified exact value in terms of pi. (no approximate)

find the area of the shaded regions Give your answers as a completely simplified exact value in terms of pi no approximate class=

Respuesta :

amndebater16
amndebater16 amndebater16
  • 11-01-2021

Answer:

Take out the area of the full circle first:

A= pi r^2

A= 3^2 x pi

A= 28.274 cm3

Area of smaller cirlces:

A= pi r^2

A= 1^2 x pi

A= 3.14159

Multiply by 2 as 2 circles: 6.28318

Substract unshaded from shaded: 28.274-6.28318

Area of shaded is 21.99082 cm3

Step-by-step explanation:

Answer Link

Otras preguntas

If 8x-4=12;then 2x - 1=
¿Pretérito o Imperfecto? Escoja las formas más lógicas para completar cada oración. Fueron/Eran las siete cuando llegué/llegaba del trabajo. Mi hija me escribió
Is the ratio 4:1 equivalent to the ratio 12:9
Use a calculator to find the mean of the data. {217, 253, 214, 247, 217, 253, 232, 246, 223, 227, 229, 247, 206, 241, 239, 223, 222, 216, 252, 209, 236, 256} A.
Mention the importance of occupations??​
Which function represents the graph below?
Put the verbs in brackets into the correct tense 1 He talked about Denmark as though he … had been. .. (be) there but we know he never has. 2 She looks as if sh
Doanh thu bán hàng được ghi nhận khi:
describe the Y intercept an end behavior of the following graph PLEASE HELP
how does a cow drink water​