Airplane navigation
An airplane leaves an airport and flies west 120 miles and then 150 miles in the direction S 44.1°W. How far is the plane from the airport (round to the nearest mile)?
Correct answer:
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You need to know the following knowledge to solve this word math problem:
- geometry
- vector
- arithmetic
- absolute value
- planimetrics
- Pythagorean theorem
- right triangle
- triangle
- goniometry and trigonometry
- sine
- cosine
Units of physical quantities:
Grade of the word problem:
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