So our length has to be some number that when its multiplied times four we get 24 for the answer. It is quite easy to calculate the length of a half wave dipole using the simple formulae given below. The basic point here is a formula obtained by using the ideas of calculus.
And lets use D delta to mean the difference between values so it becomes.
Set up an equation using the sine cosine or tangent ratio Since we want to know the length of the hypotenuse and we already know the side opposite of the 53 angle we are dealing with sine. For example if you are trying to find the width of a rectangle that has a perimeter of 22 centimeters and a length of 8 centimeters your formula will look like this. The length of the graph of y f x from x a to x b is arc length a b 1 d y d x 2 d x Or if the curve is parametrized in the form x f t y g t. The hypotenuse is the longest side of a right triangle.