Sunland Corp. has annual sales totaling $1242000 and an average gross profit of 20% of cost. What is the dollar amount of the gross profit?

Asailor is looking at a kite. if he is looking at the kite at an angle of elevation of 36and the distance from the boat to the point where the kite is directly overhead is 40 feet, how high is the kite?

He that is measured at 220° is a reflex angle. the opposite angle is obtuse. find the measure of obtuse .

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.