# Raindrops

The car runs on a horizontal track at a constant speed of 20 m

a) How fast is the speed of the drops relative to the car windows?

b) What is the angle of the raindrops on the car window with the vertical direction?

^{2}-1. It is raining. Raindrops fall in a vertical direction at a speed of 6 m/s.a) How fast is the speed of the drops relative to the car windows?

b) What is the angle of the raindrops on the car window with the vertical direction?

## Correct answer:

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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
**arithmetic**- addition
**planimetrics**- right triangle
- triangle
**goniometry and trigonometry**- tangent
- arctangent

### Units of physical quantities:

#### Themes, topics:

### Grade of the word problem:

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