Exercise. 1. In the following, find the marked angles, giving your reasons: 60. 115 ... We need to prove that AB = DC and AD = BC. Draw the diagonal DB. ...
Continental Drift Theory Alfred Wegener German meteorologist 1912 Proposed single supercontinent Pangaea Continental Drift Theory * Result of sudden energy release in ...
Benedict's solution in pipette topped bottles (8) 250 cm glass beakers (8) ... Put in 10 drops of Benedict's solution. Heat carefully in a water bath. Note ...