Am I correct? Images below. Tysm =) If it is wrong, then what's the answer?

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

1jessica's home town is a mid-sized city experiencing a decline in population. the following graph models the estimated population if the decline continues at the same rate. select the most appropriate unit for the measure of time that the graph represents. a. years b. hours c. days d. weeks

Find the area of the triangle formed by the origin and the points of intersection of parabolas y=−3x^2+20 and y=x^2−16.