Disc
The circumference of the disk is 78.5 cm. What is the circumference of the circular arc of 32° on the disc?
Correct answer:
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Msv Hong Kong
Dear Sir/Madam,
this question has greatly confused my otherwise brilliant students. The question is clearly asking for the circular arc, not the perimeter of the sector. please rectify your answer
this question has greatly confused my otherwise brilliant students. The question is clearly asking for the circular arc, not the perimeter of the sector. please rectify your 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
- circular sector
- circular arc
- numbers
- fractions
Units of physical quantities:
Grade of the word problem:
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