What percentage
What percentage of the Earth's surface is seen by an astronaut from a height of h = 350 km? Take the Earth as a sphere with a radius R = 6370 km.
Correct answer:
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You need to know the following knowledge to solve this word math problem:
- arithmetic
- square root
- solid geometry
- sphere
- spherical cap
- planimetrics
- Pythagorean theorem
- right triangle
- area of a shape
- triangle
- basic functions
- percentages
- numbers
- fractions
- goniometry and trigonometry
- sine
- cosine
- arcsine
Units of physical quantities:
Grade of the word problem:
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