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:
Showing 1 comment:
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
Tips for related online calculators
Need help calculating sum, simplifying, or multiplying fractions? Try our fraction calculator.
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:
We encourage you to watch this tutorial video on this math problem: video1
Related math problems and questions:
- The length
The length of the circle is 24 cm. What is the circular arc length of the corresponding angle of 30°? - Circumference 22503
The perimeter of the round bed is 36m. Find the length of the part of its circumference that belongs to the given center angles of 180° - Length of the arc
What is the arc length of a circle k (S, r=68mm), which belongs to a central angle of 78°? - Circumference 81778
Points A and B lie on the circle k. The circumference of the circle k is 40 CM, and the length of the circular arc AB is 10 CM. Determine the size of the angle ABS.
- Arc
The circle arc corresponding to the angle is 32° is 28 dm long. What is the length of the entire circle? - Convex angle
There is a circle k (S; r), and a point A, which lies on this circle. There is also a point B on the circumference, for which it is true that in one direction, it is five times further from point A than in the opposite direction (around the circumference - The collar
The collar on the dress has the shape of an annulus 6 cm wide. The circumference of the inner circle is 31.4 cm. How much is cm² of fabric needed to make one collar?
