Applications of Trigonometry MCQ (Multiple Choice Questions) PDF Download

A ladder leans against the wall at the point B (window end) from a ground level and makes an angle horizontally at 52°. The height of ladder is 15 m. When the same ladder leans above the point B at point A (window start) and makes an angle of 85° horizontally. The distance between point A and point B is

1. 12.4 m
2. 5 m
3. 4.12 m
4. 3.12 m

The height of a light house is 65 m. The angles of elevation and depression of the top and foot of a radar mast are 52° and 30° respectively. The height of radar mast is

1. 102 m
2. 305 m
3. 209.09 m
4. 109.09 m

A house is built at the top of cliff. From the foot of cliff at a distance of 75 m, the angle of elevation of the top of the house is 51° and the angle of elevation at the top of the cliff 41°. The height of the house is

1. 38.25 m
2. 36 m
3. 32.42 m
4. 27.42 m

From the top of mountain 68 m high, the angle of depression of two boats due east of it are 52° and 26° respectively. The distance between the ships is

1. 58.28 m
2. 86.29 m
3. 68.29 m
4. 53.72 m