ΔABC and ΔDBC are on the same base BC but on opposite sides of it. AD and BC intersect each other O. If AO=a cm, DO=b cm and the area of ΔABC= x cm2, then what is the area (in cm2) of ΔDBC?
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Q:
ΔABC and ΔDBC are on the same base BC but on opposite sides of it. AD and BC intersect each other O. If AO=a cm, DO=b cm and the area of ΔABC= x cm2, then what is the area (in cm2) of ΔDBC?
- 1$${ab\over 2}{x}$$false
- 2$${a\over b}{x}$$false
- 3$${b\over a}{x}$$true
- 4$${a+b\over2}{x}$$false
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