Mathematics, 11.05.2021 15:40 kait93
Japanese folding fans, when open all the way and not including the knot on the bottom, are shaped like a sector of a circle. The fan in the picture below has a central angle of 145°, and the length of its side (resembling a radius) is 20 centimeters.
a. What is the area of the fan, rounded to the nearest square centimeter?
b. What is the length of the fan's arc, rounded to the nearest centimeter?
Answers: 2
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Japanese folding fans, when open all the way and not including the knot on the bottom, are shaped li...
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