Crossroads
A passenger car and an ambulance come to the rectangular crossroad, and the ambulance leaves. Passenger car at speed 39 km/h and ambulance at 41 km/h.
Calculate the relative speed of the ambulance moving to the car.
Calculate the relative speed of the ambulance moving to the car.
Correct answer:
Tips for related online calculators
Our vector sum calculator can add two vectors given by their magnitudes and by included angle.
Do you want to convert velocity (speed) units?
See also our right triangle calculator.
See also our trigonometric triangle calculator.
Do you want to convert velocity (speed) units?
See also our right triangle calculator.
See also our trigonometric triangle calculator.
You need to know the following knowledge to solve this word math problem:
- geometry
- vector
- algebra
- expression of a variable from the formula
- arithmetic
- square root
- square (second power, quadratic)
- absolute value
- planimetrics
- Pythagorean theorem
- right triangle
- triangle
Units of physical quantities:
Themes, topics:
Grade of the word problem:
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