Doing my homework and want to check my answers after if I get them wrong. Can you also include detailed explanations with step by step equations please.

SE A webassign.net A Choose Payment Method VHL Central | Dashboard Album Cover - Google D... Course Hero A Models & modeling - 3. [-/3 Points] DETAILS Two identical circles of radius r are inscribed in a rectangle as shown. (a) Express the area of the rectangle as a function of r. A(r) = (b) Express the perimeter of the rectangle as a function of r. P ( r ) 4. [-/2 Points] DETAILS An open rectangular box with a square bottom must have a surface area of A square inches. Write a formula for the volume of the box as a function of x. Your answer will also include the constant, A. V ( x ) MacBook Air esc * OR LO m WU S0 webassign.net A Choose Payment Method VHL Central | Dashboard Album Cover - Google D. Course Hero A, Models & modeling - MA. W 122A Models - Math 122.. S Model involving surface.. 7. [-/2 Points] DETAILS MY NOTES ASK YOUR TEACHER A cylinder is inscribed in a cone as shown in the figure. The radius of the cone is 3 inches and the height is 6 inches. Express the volume, V, of the cylinder in terms of its height, h. Hint: Ratios for similar right triangles will be helpful. V ( h ) = 8. [-/2 Points] DETAILS MY NOTES ASK YOUR TEACHER A rectangle is to be inscribed in a semicircle of radius 9 cm as shown in the figure below. Express the area of the rectangle as a function of 0. A ( 0 ) : cm 2 MacBook Air GE esc * CO 0 webassign.net A Choose Payment Method VHL Central | Dashboard Album Cover - Google D.. Course Hero A, Models & modeling - MA. 1. [0/6 Points] DETAILS PREVIOUS ANSWERS (a) Express the area of a circle, A, as a function of its circumference, c. A(C) = TY X (b) Express the volume of a cylinder, V, as a function of its radius, r, if the radius is a of its height. X (c) Express the perimeter of a rectangle, P, in terms of its width, w, if the area of the rectangle is 10 square feet. P ( W ) = 21 + 2 w 2. [0/2 Points] DETAILS PREVIOUS ANSWERS A rectangle with length / and width w has a diagonal of D inches. If the perimeter of the rectangle is 50 inches, express the diagonal of the rectangle in terms of w. Use a lower case w. D ( W ) = 5 . V D 2 - 52 X 3. [-/3 Points] DETAILS Two identical circles of radius r are inscribed in a rectangle as shown. MacBook Air esc * EA # -. 8 LO O) O S W