2013 · Q82
In the figure, the area of rectangle ABCD is 100 sq cm, O is any point on AB and CD = 20 cm. Then the area of triangle ODC is
Elementary MathematicsMensuration
- A40 sq cm
- B45 sq cm
- C50 sq cm
- D80 sq cm
Explanation
(1/2)×base×height=(1/2)×100=50. Answer C.