# Short cut

Imagine that you are going to a friend. That path has a length 120 meters. Then turn doprava and go other 630 meters, and you are at a friend's.

The question is, how much will the journey be shorter if you go direct across the field?

The question is, how much will the journey be shorter if you go direct across the field?

### Correct answer:

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See also our right triangle calculator.

Do you want to convert length units?

See also our trigonometric triangle calculator.

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

**algebra**- equation
**arithmetic**- square root
- square (second power, quadratic)
- addition
- subtraction
**planimetrics**- Pythagorean theorem
- right triangle
- perimeter
- triangle
**numbers**- real numbers

#### Units of physical quantities:

#### Themes, topics:

#### Grade of the word problem:

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