The area of a rectangular picture frame is 301/2 square inches the length of the frame is 61/2 inches find the width o f the frame

Find the slope of the line y =8/9x + 1.

In need of in the diagram, ∠abc is a right angle. ∠dbc = 30°27'40". find the measure of ∠abd.

Answer asap! show all work! find the number of complex roots, the possible number of real roots and the possible rational roots of the polynomial function. then, solve for all roots. x^3 + 2x^2 + 3x + 6 = 0