Find the area of the shaded polygon:

PLS JUST ANSWER

Mp model with mathematics explain how the number of text messages dario sent and the cost form an arithmetic sequence.then write an expression to find dario's text messaging bill if he sends n text messages over 250.

Aboat costs 19200 and decreases in value by 12% per year. how much will it cost in 5 years

Asystem of equations has 1 solution.if 4x-y=5 is one of the equations , which could be the other equation ?