How are trenches related to plate boundaries? How are trenches explained by the theory of plate tectonics?
Using the plate tectonic theory explain the differences between the continental shelves on the east and west coasts of South America.
Solve each quadratic by using the wuadratic formula and round the answer to the nearest hundredth, if possible. 1. x^2 = 9 2. 0 = 3x^2 - 8
Compare the patterns of earthquakes, colcanoes and mountain ranges on Earth.
Someone earns 6% commission on the value of each house he sells. His commission on a sale was $8700. What was the value of the house?
x:12 - x = 10:30 Solve for x.
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