What is the length of the second base of a trapezoid if the length of one base is 27 and the length of the midsegment is 19 show your work

Which describes the difference between the graph of f(x)=x^2 and g(x)=-(x^2-2)

Find the axis symmetry of x y=4x-6x+3

Aboat has a speed of 9 mph in calm water. it takes the boat 4 hours to travel upstream but only 2 hours to travel the same distance downstream. which equation can be used to find c, the speed of the current? 2(9 – c) = 4(9 + c) 9 + c = 4(9 – c) 9 – c = 2(9 + c) 4(9 – c) = 2(9 + c)