Question

Can somebody walk me through this step by step and explain how to do it, please?


Type the correct answer in each box. Use numerals instead of words. If necessary, use / for the fraction bar(s).
Points A and B are the endpoints of an arc of a circle. Chords are drawn from the two endpoints to a third point, C, on the circle.

Given and ,
° and
°.

Answer 1

Here is the problem

Answer 2

Here's the link to Geogebra if u need it https://www.geogebra.org/classic?lang=en

Answer 3

I am not sure if this is what it's supposed to look like but this is what it said