# Similarity

Are two right triangles similar if the first one has an acute angle 60° and the second one has an acute angle 30°?

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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**- similarity of triangles
**arithmetic**- comparing
**planimetrics**- right triangle
- triangle
**basic functions**- ratio

### Units of physical quantities:

### Grade of the word problem:

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