A car uses 4 gallons of gasoline per hour on the highway at a certain speed. The owner filled up the 30 gallon tank in preparation for a trip. Which of the following represents the number of gallons g left in the tank after h hours of driving?

according to the triangle sum theorem, all the angles in a triangle must add up to 180 degrees. if we know one angle is already 90, we do 180-90=90. the other 2 angles must add up to 90, exactly.

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i think its a.

hope this

1 liter of pineapple juice was made i think.

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