Rainforest has 2.8 X10 to the 2 oxygen and has 3.9 x10 to 11 power of trees. What is pounds oxygen per day

In the diagram, the measure of angle 9 is 85° which angle must also measure 85°?

Josephine has a great garden with and area of 2x2 + x - 6 square feet

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?