11. Number Sense Jamal says that the sum
of 183 + 198 is less than 300. Is Jamal's
answer reasonable? Why or why not

Both addends are
des to 200.

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