(2^8 * 5^-5 * 19^0)^-2 *(5^-2/2^3)^4 * 2^28 (please include answer and simple steps asap! thank you!)

20 points for the answer. this is for real , don't put random ! a rectangle has a length of 4 centimeters and a width of 7 centimeters. what is the effect on the perimeter when the dimensions are multiplied by 5? the perimeter is increased by a factor of 5. the perimeter is increased by a factor of 20. the perimeter is increased by a factor of 25. the perimeter is increased by a factor of 100.