Answer: D. if a is greater than 1, the image of the polygon is smaller than the polygon
Step-by-step explanation: MARK ME BRAINLIEST!!!!
C.) -1.
Explanation: 4 + -5 = -1. When you have a negative number plus a positive you subtract. Then take the highest numbers positive or negative symbol. Hope that helps.
The correct answer would be 3
sorry if this is wrong but i think the answer is 21