1.

If in the following figure (not to scale), ∠DAB + ∠CBA = 90°, BC = AD, AB = 20 cm, CD = 10cm then the area of the quadrilateral ABCD is:

A. 150 cm2
B. 120 cm2
C. 100 cm2
D. 75 cm2
Answer» E.


Discussion

No Comment Found