Is this graph proportional? Explain why or why not.

For one history test, keith had to answer 40 questions. of these 40 questions, keith answered 28 of them correctly. what percent did keith get on his history test? round your answer to the nearest tenth if necessary

In the diagram below? p is circumscribed about quadrilateral abcd. what is the value of x

Binh says the point of intersections is (0,-3) which statements identify the errors binh made , check all that apply