# Shadow

A meter pole perpendicular to the ground throws a shadow of 40 cm long. The house throws a shadow 6 meters long. What is the height of the house?

## Correct answer:

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

**geometry**- similarity of triangles
**planimetrics**- triangle
**basic functions**- ratio
- inverse proportion
- direct proportionality

### Units of physical quantities:

### Grade of the word problem:

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