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1. |
Rahul, a cyclist rides 40 km to the east, turns north and rides 20 km, again turns left and rides 20 km. How far is he from the starting point? |
A. | 0 km |
B. | 10 km |
C. | 20 \(\sqrt{2}\) km |
D. | 30 km |
Answer» D. 30 km | |