Concept 3: Time when three objects meets for the first time When they are running around a circular track in the same direction. Now, let us assume there are 3 persons A, B and C running in the same directions...
When the sum of two angles=90 degrees, they are called complementary angles. We can use following formula →sin(90-θ)=cosθ,cos(90-θ)=sinθ,tan(90-θ)=cotθ,cosec(90-θ)=secθ,sec(90-θ)=cosecθ We...