2025 EOY Sec 1 AHS P1 Q5

2025 EOY Sec 1 AHS P1 Q5

IP 1
6 marks

  1. In the figure below, the diameter of the circle, \(AB\), is \(42\) cm.

    \(DC\) is parallel to \(AB\) and \(AB:DC = 3:1\).

    \(DE = 20\) cm and is perpendicular to \(AB\).

    Given also that \(AD = BC = 22\) cm, find the area of the shaded region.

    [3]
    List item image

  2. In the figure, \(ABCD\) is a parallelogram, \(CD = 10\) cm and \(M\) is the midpoint of \(AB\). Given that the area of \(ABCD\) is \(60\) cm\(^2\), find

    List item image

    1. the height of the parallelogram,

      [2]

    2. find the area of triangle \(CMB\).

      [1]
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