If `270^@

Find the trignometric functions of: -270^@

Answer the following:Find the trignometric funtions of: 270^@

A sector has a central angle of 270^(@) and a radius of 2. What is the area of the sector?

An angle measuring 270^(@) is

An angle measuring 270^(@) is

Prove: (iii) "sec" (270^(@) - theta) "sec" (90^(@)- theta) - tan (270^@ - theta) tan (90^(@) + theta) = -1

Prove that cos theta + "sin " (270^(@) +theta) - "sin "(270^(@) -theta) + "cos " (180^(@) +theta) =0