Answer:
564,457,073,983,488......
Assuming the numbers are percents, the answer is 25%, because 5/20 is 1/4, then convert the fraction to a percentage and you get 25%.
The answer is 36.
Because 20% of 36 is equal to 7.2
And 36 - 7.2 = 28.80
2. rhombus
3. rectangle
4. parallelogram
5.trapezoid
6.quadrilateral