A 10 m long ladder is placed against a wall. It is inclined at an angle of 30° at the ground. The distance (in m) of the foot of the ladder from the wall is
7.32
8.66
8.16
8.26
A ship after sailing 12 km towards South from a particular place covered 5 km more towards East. Then, the straightway distance of the ship from that place is
11 km
18 km
13 km
15 km
C.
13 km
From the figure,
Let the ship started from point A and sailed 12 km towards south to reach B, and then turn east and finally reach C after travelling 5 km.