How do i find the volume of a prism rhat has a 6cm base and a 5.8cm height and a 4.5cm width needs work

What is the 12th term of b(n)=-4-2(n-1)

You have a square piece of cardboard that measures 14 inches on each side. to build a box, you cut congruent squares out of each corner of the cardboard. use the picture to find the area of the cardboard you were used to build the box

Which expressions equal 9 when x=4 and y=1/3 a. x2+6y b. 2x + 3y c. y2-21x d. 5 (x/2) -3y e. 3x-9y