The figure below shows a circle with segment AB as its diameter. The center of the circle is NOT known. A square needs to be inscribed in the circle with A and B as a pair of opposite vertices.

An energy plant is looking into putting in a system to remove harmful pollutants from its emissions going into earth's atmosphere. the cost of removing the pollutants can be modeled using the function c = 25000p/100 -p what is the vertical asymptote?

Given: m∠ adb = m∠cdb ad ≅ dc prove: m∠ bac = m∠bca lol

We just started the introduction into circles and i have no idea how to do this.