Answer:
oceans and the Sun
Step-by-step explanation:
The Sun heats ocean water causing some to evaporate. Tides move the ocean water. Waves move ocean water onto the shore.
Area of triangle = 1/2 bh
60 = 1/2 (15) h
8 = h
Quadrilateral area = h x (b1 + b2)/2 = 8 x (15+9)/2 = 96 sq units
96 -60 = triangle BAD area = 36 sq units
Answer: The last one is the one with the Median
Step-by-step explanation: Hope this helps ^^