Find the value of (csc(theta°))2 − (cot(theta°))^2 when theta = 330

The sum of the reciprocal of a positive number and the reciprocal of 2 more than the number is 3/4 equation: the number is

Asailor is looking at a kite. if he is looking at the kite at an angle of elevation of 36and the distance from the boat to the point where the kite is directly overhead is 40 feet, how high is the kite?

Ijust need to see how to do this. so you don’t have to answer all of them just a step by step explanation of one.