# Rectangular garden

The sides of the rectangular garden are in a ratio of 1:2. The diagonal has a length of 20 meters. Calculate the area and perimeter of the garden.

## Correct answer:

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

**algebra**- expression of a variable from the formula
**arithmetic**- square root
**planimetrics**- Pythagorean theorem
- right triangle
- area of a shape
- perimeter
- triangle
- rectangle
**basic functions**- ratio

### Units of physical quantities:

### Grade of the word problem:

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