A 369 sector of a circle has area 3.85 cm What is the length of the arc of the sector?
18. Which has greater degree measure: an arc of length 5 cm of a circle of radius 10 cm or an ar
length 5 cm of a circle of radius 20 cm ?
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Step-by-step explanation:
Area of sector=π×r²x¢/2π
¢ is angle in degree
3.85=r²*36/2
3.85=r²*18
r²=3.85/18
=0.462
arc length = r¢
=.462*36
=16.64
18.) an arc of length 5cm of circle of radius 10cm has greater degree measure than an arc of length 5cmof radius 20 cm
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