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mrs.biersackxx
 one year ago
A cylindrical well is 20 meters deep and has a diameter of 1.5 meters. Approximately how many cubic meters of soil were dug out to make the well? (Use π = 3.14.)
mrs.biersackxx
 one year ago
A cylindrical well is 20 meters deep and has a diameter of 1.5 meters. Approximately how many cubic meters of soil were dug out to make the well? (Use π = 3.14.)

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Vocaloid
 one year ago
Best ResponseYou've already chosen the best response.1first find the radius

mrs.biersackxx
 one year ago
Best ResponseYou've already chosen the best response.0so is that half of 1.5?

Vocaloid
 one year ago
Best ResponseYou've already chosen the best response.1yup! that gives us 0.75

Vocaloid
 one year ago
Best ResponseYou've already chosen the best response.1then we use the formula v = (pi)(r^2)(h) where r = 0.75 and h = 20

mrs.biersackxx
 one year ago
Best ResponseYou've already chosen the best response.0so then u multiply all of it?

mrs.biersackxx
 one year ago
Best ResponseYou've already chosen the best response.0i think its wrong

Vocaloid
 one year ago
Best ResponseYou've already chosen the best response.1v = (3.14)*(20)*(.75)^2 = ?

mrs.biersackxx
 one year ago
Best ResponseYou've already chosen the best response.0Oh i think i did something wrong

mrs.biersackxx
 one year ago
Best ResponseYou've already chosen the best response.0agh idk what im doing wrong

Vocaloid
 one year ago
Best ResponseYou've already chosen the best response.1just multiply from left to right

Vocaloid
 one year ago
Best ResponseYou've already chosen the best response.1good, now multiply that by (0.75)*(0.75)

Vocaloid
 one year ago
Best ResponseYou've already chosen the best response.1good, thats your final answer ~

mrs.biersackxx
 one year ago
Best ResponseYou've already chosen the best response.0thanks ur simply amazing
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