Arc and segment
Calculate the length of circular arc l, the area of the circular arc S1, and the area of circular segment S2. The circle's radius is 88, and the corresponding angle is .
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
- circle
- area of a shape
- perimeter
- triangle
- circular sector
- circular segment
- goniometry and trigonometry
- sine
Units of physical quantities:
Grade of the word problem:
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