Why frequency is 0
Question
A vertical tower stands on a horizontal plane and is surmounted by a vertical flagstaff of height h. At a point on the plane, the angles of elevation of the bottom and the top of the flagstaff are alpha and beta respectively. Prove that the height of the tower is h(tan+tan
) / tan
-tan
.
Sir
My name is Varun
I want to ask how you knew that it is completed with SAS or AAS,ASA rule?
My name is Varun
I want to ask how you knew that it is completed with SAS or AAS,ASA rule?
A solicitor's firm employs typists on hourly piece-rate basis for their daily work. there are five typists qnd their chargs and speed are different
Let A={1,2,3,4.........14}. Define a relation R from A to A by R ={(x,y):3x-y=0 where x,y €A. Write down it's domain and range
A mass is suspended from a sprin balance which is fixed vertically inside a lift. when the lift is accelerated upwards the spring balance records 24N. when the lift is accelerated downwards at twice the upward acceleration the spring balance records 12N. calculate the magnitude of the mass and the value of the upward acceleration of the lift.