A 15foot flag pole is mounted on top of a 30 feet school building. A group of students have been assigned to calculate the angle of elevation to the top of the flagpole from a point 60 feet from the base of the building . Calculate the angle of elevation from them.

Johnny rode his bike to a friends house 4 blocks down the street in his neighborhood. he immediately rode back home once he realized his friend was unable to play. what was his displacement for the total bike ride trip? what could you use as a reference point ? show the steps to solve this problem.