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Miscellaneous·2021·Easy

A sector is cut from a circle of radius 21 cm. If the length of the arc of the sector is 55 cm, then what is the area of the sector?

A sector is cut from a circle of radius 21 cm. If the length of the arc of the sector is 55 cm, then what is the area of the sector?

Options

  1. a.

    577·5 cm²

  2. b.

    612·5 cm²

    Correct answer
  3. c.

    705·5 cm²

  4. d.

    725·5 cm²

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