The amount of tread that touches the road even in ideal conditions is only about the size of your - tires need to be properly inflated with adequate tread.

The size of the road that the tires touch is about the size of your handprint, that is the reason they need to be properly inflated with adequate tread.

Explanation:

Tires size is calculated by the size of the car, it's weight and their level of inflation. That is the reason they need to be properly inflated because they sustain all the weight in a very small amount of space. Thus, the driver needs to be very cautious about their condition. Because designers have found the perfect equilibrium required to be able to provide the whole car the stability and support required to perform the job they were created to do.

your answer is a hope that .

answer; underachivement;