A tree casts a shadow of 69.53 feet. A 5 feet pole casts a shadow of 8.97 feet. Find the height of the tree.

65% of students in your school participate in at least one after school activity. if there are 980 students in you school, how many do not participate in an after school activity?

If value of cos330° is √3/2 then find tan165°.

5, 6, 10 question: a. determine whether the side lengths form a triangle. (explain your reasoning) b. if it is a triangle, determine whether it is a right, acute, or obtuse triangle. (show your work)