math3464 math3464
  • 21-06-2017
  • Mathematics
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What is the slant height ? of a cone that has a lateral surface area of 235 sq. cm. and a radius of 10 cm?

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byaw78
byaw78 byaw78
  • 21-06-2017
lateral surface area is given by
πrl, where r is radius and l is the flame height
235=3.142*10*l
l=235/31.42
l = 7.5cm to one decimal place.
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