anonymous
  • anonymous
what is v=20 sqrt273+117
Mathematics
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SOLVED
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schrodinger
  • schrodinger
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roadjester
  • roadjester
HUH?
roadjester
  • roadjester
What are you trying to do? You need to be more specific as to what your question is.
anonymous
  • anonymous
The velocity of sound in air is given by the equation v=20 sqrt273+t where v is the velocity in meters per second and t is the temperature in degrees Celsius. Find the velocity when the temperature is 117ÂșC. Round to the nearest meter/sec.

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anonymous
  • anonymous
@roadjester
roadjester
  • roadjester
Well, velocity is a vector quantity and temperature is a scalar quantity so I would assume you just plug in and round...so 447 m/s
anonymous
  • anonymous
Tiara wants to divide a square piece of paper into two equalivalent triangles. If the square measures 20 cm on each side, what will the third side of each triangle measure?
anonymous
  • anonymous
@robtobey help
roadjester
  • roadjester
20sqrt(2)
saifoo.khan
  • saifoo.khan
\[20 \sqrt{273}+117\]/
roadjester
  • roadjester
It's geometry. If the two sides of each square are both 20cm, the third will be xsqrt2 or 20sqrt(2) cm.

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