I just have some basic trig behind me, and i would like some understanding on how to do some calculations.
I will insert an image as my basic model.
Being that the included angle is 155 degrees and the 7 inches and 4 inches are constants.
I would like to know how to claculate for:
in 3 different calculations.
I would really appreciate some help on this and keep in mind, that I only have basic trig