The increasing frequency of extremely weather events, such as hurricanes and wildfires, is a direct consequence of climate change.
‘Extremely’ is an adverb while the sentence requires an adjective that is ‘extreme’ to define the degree of weather events.
The angle of elevation of the top of a 70 feet tall tower from the initial position of a person on the ground was 30°. She walked towards the tower in ...
2 × Tan 30° / (1 + Tan2 30°) equals:
cos A (sec A – cos A) (cot A + tan A) = ?
If P, Q, R, S are the vertex of a cyclic quadrilateral. Find the value of
`1/sec p` +`1/sec q` +`1/sec r` +`1/sec s`
...If sec A + tan A = 3 then the value of cot A is:
The angle of depression of vertex of a regular hexagon lying in a horizontal plane, form the top of a tower of height 135 m located at the centre of the...