A lot is 200-feet wide and 400-feet deep, with a constant slope from back to front. The ground elevation is 100-feet at the front of the lot and 104.5-feet at the back. If the entire lot is to be leveled to an elevation of 100-feet for a building construction, approximately how many cubic yards of material will be removed

An equation representing lyle’s hedge-trimming business is a = 12n - 300 where a is the amount of profit or loss in dollars and n is the number of hedges trimmed. how would the graph of lyle’s business change if the equation a = 10n - 300 represented his business? the graph would be flatter. the graph would be steeper. the graph would start closer to the origin. the graph would start lower on the y-axis.

Thales was an ancient philosopher familiar with similar triangles. one story about him says that he found the height of a pyramid by measuring its shadow and his own shadow at the same time. if the person is 5-ft tall, what is the height of the pyramid in the drawing?

Bring the fraction a/a-4 to a denominator of 16-a^2