A square of side length 4 cm is given. The boundary of the shaded region is…

GATE · 2023 · CE · Set 1 · General AptitudeGATE · 2023 · ST · General Aptitude

A square of side length 4 cm is given. The boundary of the shaded region is defined by one semi-circle on the top and two circular arcs at the bottom, each of radius 2 cm, as shown.

The area of the shaded region is _______ cm2.

Square with full-width upper double-arrow dimension 4 cm and lower left-to-middle double-arrow dimension 2 cm. Black corner/lower regions flank a white curved interior, bounded by the top semicircle and two lower arcs. All dimension labels and arrowheads retained. Very faint rectangular/raster boundary traces appear in the source and crop; they are not missing question content.
  1. A.

    8

  2. B.

    4

  3. C.

    12

  4. D.

    10

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