Answer: D
Step-by-step explanation: 1 inch is equivalent to .5 centimeters, then 28 inches equals 28 * .5 = 14 and 15 inches equals 15 * .5 = 7.5. So the answer would be D - The length is 14 centimeters, and the width is 7.5 centimeters.
or
since .5 is equal to 1/2 or 2 you could always take 28 divided by 1/2 which equals 14 and 15 divided by 1/2 or 2 equals 7.5.
You still end up with same result