Which choice does not represent a pair of expressions that is equivalent? A. (4×8)+(2×8)and(8×6)
B. 9×5and(2+7)×5
C. (1+4)×(3+4)and(1+3)×4
D. 4×7and4×(5+2)

The depth of a lake at a certain point, wich is a function of the distance of that point from shore, is 30 feet.

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

(a. s."similarity in right triangles"solve for xa.) 10b.) 20c.) 14.5d.) [tex] 6\sqrt{3} [/tex]