SSC JE Civil Engineering 2014 Set 2 Solved Paper

Question : 38 of 200

Marks: +1, -0

Ram started from his house and travelled 3 km towards South. Then turned left and travelled 4 km. Then again he turned right and travelled 3 km. From there, he turned left and travelled 4 km. At what distance is he now from his house ?

15 km
5 km
10 km
14 km

Validate

Solution:

From the given figure
DX = CD + XC = (4 + 4) km = 8 km
OX = OA + XA = (3 + 3) km = 6 km

∴OD=√{(OX)^2+(DX)^2}

=√{6^2+8^2}=√100=10\km

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