Mathematics, 21.07.2019 16:30, natashawetzel5961
The veloctiy of sound in air is given by the equation v=20 times the square root of 273+t where v is the velocity in meters per second and t is the temperature in degrees celcius. find the temperature when the velocity of sound in air is 369 meters per second. round to the nearest degree.
Answers: 1
Mathematics, 21.06.2019 18:00, cici170
Each month, a shopkeeper spends 5x + 14 dollars on rent and electricity. if he spends 3x−5 dollars on rent, how much does he spend on electricity? for which value(s) of x is the amount the shopkeeper spends on electricity less than $100? explain how you found the value(s).
Answers: 2
Mathematics, 21.06.2019 20:30, marahkotelman
Arectangle has a width of 5 cm and a length of 10 cm. if the width is increased by 3, how does the perimeter change?
Answers: 1
Mathematics, 21.06.2019 22:00, jladinosolarsee
If tan2a=cot(a+60), find the value of a, where 2a is an acute angle
Answers: 1
Mathematics, 21.06.2019 23:00, Pingkay7111
Which geometric principle is used to justify the construction below?
Answers: 1
The veloctiy of sound in air is given by the equation v=20 times the square root of 273+t where v is...
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