how to draw angle of 75 150 120 165 angels using comapss ????

Kindly follow the links given below to find the answer to your query.

https://www.meritnation.com/ask-answer/question/who-to-make-angles-by-using-compas/math/3252494

https://www.meritnation.com/ask-answer/question/how-to-construct-an-angle-of-75-degree/math/437184

https://www.meritnation.com/ask-answer/question/how-to-construct-a-angle-of-150-degree-asked-by-pavan-chauh/constructions/1439327

Construction angle of 165°:

After drawing the angle of 150°, bisect the smaller angle UPO in the following figure.

You will obtain the angle of 165°.