Dodecagon
Calculate the size of the smaller angles determined by lines A1 A4 and A2 A10 in the regular dodecagon A1A2A3. .. A12. Express the result in degrees.
Correct answer:
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You need to know the following knowledge to solve this word math problem:
- geometry
- line
- vector
- inscribed angle theorem
- algebra
- expression of a variable from the formula
- arithmetic
- subtraction
- planimetrics
- circle
- polygon
- triangle
- basic functions
- reason
- numbers
- fractions
Units of physical quantities:
Grade of the word problem:
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