# Crossroads

A passenger car and an ambulance come to the rectangular crossroad, the ambulance left. Passenger car at speed 39 km/h and ambulance at 41 km/h.

Calculate such a relative speed of the ambulance move to the car.

Calculate such a relative speed of the ambulance move to the car.

### Correct answer:

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Do you want to convert velocity (speed) units?

Pythagorean theorem is the base for the right triangle calculator.

See also our trigonometric triangle calculator.

#### You need to know the following knowledge to solve this word math problem:

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