Please help me. It's trig, the photo is attached below This is what I know-
c = 339.4 a = 90 b= x ft angle C = 63.4

(b) Implement your plan. Show all of your work and round your answer to the nearest tenth of a foot.

The area of a rectangle is 10 cm^2. one side of the rectangle is x cm. express the perimeter of the rectangle in terms of x and show that this rectangle cannot have a perimeter of 12 cm. the perimeter of the rectangle in terms of x is __ cm