In quadrilateral ABCD, AC = x +5 and BD = 2x-12
For what value of x is ABCD a rectangle?

Which expression is the factored from of 2/3x + 4?asap

Scott harris can invest $7,000 in a 1-year cd that earns interest at an annual rate of 4 percent compounded monthly. the amount per $1.00 is 1.040742. he can also invest $7,000 in a 1-year cd at annual rate of 4 percent compounded quarterly. the amount per $1.00 is 1.040604. what is the difference in the amount of interest earned for each investment? a) $0.96 b) $0.81 c) $0.87 d) $0.88

Find the exact value of cos(arcsin( one fourth for full credit, explain your reasoning. (2 points)