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A cone was developed from a sector of a circle with radius10cm and an angle…

A cone was developed from a sector of a circle with radius10cm and an angle at the centre of 108°. What is the radius of the cone?
  • A.
    9.0cm
  • B.
    8.5cm
  • C.
    7.2cm
  • D.
    4.3cm
  • E.
    3.0cm
Correct Answer: Option E
Explanation

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