If two line segments are congruent, which of the following must be true? A.
They are equal.
B.
They have equal lengths.
C.
They share an endpoint.
D.
They form a right angle.

The john deere company has found that revenue,in dollars, from sales of heavy-duty tractors is a function of the unit price p, in dollars, that it charges. if therevenue r is r(p)= -1/2p^2 +1900pa)how much revenue will the company generate if they sell 700 tractors? b) how many tractors does the company want to sell to maximize the revenue?