anonymous
  • anonymous
A go cart racetrack has 100-meter straightways and semicircular ends with diameter of 40 meters. Calculate the average speed in meters per minute of a go cart if it completes 4 laps in 6 minutes.
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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jamiebookeater
  • jamiebookeater
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anonymous
  • anonymous
the length of circumference for a semicircle is 1/2 *pi *diameter. =1/2 * pi * 40 = 20pi. the length of a lap is 100+20pi. to find the average speed, divide the total distance by total time. in your case, average speed= 4 laps / 6 minutes.
anonymous
  • anonymous
thanks!

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