Mathematics, 22.09.2019 08:30 meghan0123

Here is a formula used to work out the speed v mph of a car making an emergency stop
v=squareroot 21d
d feet is the length of the mark the cars tyres make on the road when making an emergency stop
a car makes an emergency stop the cars tyres make a mark 90 feet long work out the speed of the car give your answer correct to the nearest whole number

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Here is a formula used to work out the speed v mph of a car making an emergency stop
v=square...