MCQOPTIONS
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MCQOPTIONS
| 1. |
Which of the following is an invalid quadrilateral? |
| A. | ▀ABCD ∠A=60,∠B=120,∠C=120,∠D=90 |
| B. | ▀PQRS ∠A=90,∠B=90,∠C=90,∠D=90 |
| C. | ▀LMNO ∠A=90,∠B=150,∠C=60,∠D=60 |
| D. | ▀EFGH ∠A=100,∠B=20,∠C=120,∠D=120 |
| Answer» B. ▀PQRS ∠A=90,∠B=90,∠C=90,∠D=90 | |