The number of gallons of coffee a mathematician drinks on any given day is inversely proportional to how much sleep he gets the night before. on monday, he got 9 hours of sleep and drank 2 gallons of coffee. on tuesday, he got 6 hours of sleep. how many gallons of coffee did he drink?

Will give are given that xy is parallel to zw. if xz is a transversal that intercepts xy and zw, angle angle alternate interior angles. since xy is parallel to zw, we know that these angles are we also know that angle xvy and angle zvw are , and thus congruent. we can conclude that △xyv ~ △zwv using the similarity theorem.

You eat 8 strawberries and your friend eats 12 strawberries from a bowl. there are 20 strawberries left. which equation and solution give the original number of strawberries?

Acomposition of transformations maps δxyz to δx"y"z". the first transformation for this composition is , and the second transformation is a 90° rotation about point x'.