The tower
The observer sees the tower's base 96 meters high at a depth of 30 degrees and 10 minutes and the top of the tower at a depth of 20 degrees and 50 minutes. How high is the observer above the horizontal plane on which the tower stands?
Correct answer:
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Try conversion angle units angle degrees, minutes, seconds, radians, grads.
You need to know the following knowledge to solve this word math problem:
- algebra
- system of equations
- expression of a variable from the formula
- planimetrics
- right triangle
- triangle
- basic functions
- ratio
- goniometry and trigonometry
- tangent
Units of physical quantities:
Grade of the word problem:
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