Teaching CTET (Paper 1 & Paper 2) Mock Test Series 2025 Quantitative Aptitude Mensuration Plane Figures
If in the following figure (not to scale), ∠DAB + ∠CBA = 90°, BC = AD, AB = 20 cm, CD = 10 cm then the area of the quadrilateral ABCD is:
1
150 cm2
2
120 cm2
3
100 cm2
4
75 cm2