The angle of view
Determine the angle of view at which the observer sees a rod 16 m long when it is 18 m from one end and 27 m from the other.
Correct answer:
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Try conversion angle units angle degrees, minutes, seconds, radians, grads.
Cosine rule uses trigonometric SAS triangle calculator.
See also our trigonometric triangle calculator.
Try conversion angle units angle degrees, minutes, seconds, radians, grads.
You need to know the following knowledge to solve this word math problem:
- planimetrics
- Pythagorean theorem
- right triangle
- triangle
- The Law of Cosines
- goniometry and trigonometry
- cosine
- arccosine
Units of physical quantities:
Grade of the word problem:
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