Mathematics, 19.03.2020 18:56, maddie53116
The total area of 333 blades of a fan is \dfrac{5}{2}\pi\,\text{m}^2 2 5 πm 2 start fraction, 5, divided by, 2, end fraction, pi, start text, m, end text, squared. Two of the blades form an angle of 30\degree30°30, degree and the third blade forms an angle of 40\degree40°40, degree at the center.
Answers: 3
Mathematics, 21.06.2019 12:30, rakanmadi87
2men and 7 boys can do a piece of working 4 days. it is done by 4 men and 4 boys in 3 days how long would it take for 1man or one boy to do it alone
Answers: 3
Mathematics, 21.06.2019 14:10, mbatton879
5500 dollars is placed in an account with an annual interest rate of 6.5%. to the nearest tenth of a year, how long will it take for the account value to reach 19700 dollars?
Answers: 2
The total area of 333 blades of a fan is \dfrac{5}{2}\pi\,\text{m}^2 2 5 πm 2 start fraction, 5, di...
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