Please Help! Geometry!

Which statements regarding the diagram are true? check all that apply.

In triangle opq right angled at p op=7cm,oq-pq=1 determine the values of sinq and cosq

Asquare has a side that measures 11 units. what is the area of a circle with a circumference that equals the perimeter of the square? use 3.14 for π, and round your answer to the nearest hundredth. 1519.76 units2 379.94 units2 616.56 units2 154.14 units2