Horizontally 6296
The camera with a viewing angle of 120 ° was placed horizontally on the observatory at 30 m. What length d of the section at the tower's base can the camera not capture?
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
- planimetrics
- right triangle
- triangle
- The Law of Sines
- goniometry and trigonometry
- tangent
Units of physical quantities:
Grade of the word problem:
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