Tropical, mild and arctic
How many percent of the Earth's surface lies in the tropical, mild, and arctic ranges? The border between the ranges is the parallel 23°27' and 66°33'.
Correct answer:
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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:
- solid geometry
- sphere
- surface area
- spherical cap
- planimetrics
- area of a shape
- triangle
- basic functions
- percentages
- numbers
- fractions
- goniometry and trigonometry
- cosine
Units of physical quantities:
Grade of the word problem:
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