Answer:
4
Step-by-step explanation:
- To be perpendicular, the product of the slope is -1.
- (x,y) Substituting the coordinates.
- y= 1/3(x+3) + 1
- y= 1/3x +2
645/560=1.151785714
Ther perccent error in her estimate is 15%
Answer:
Explanation is in a file
Step-by-step explanation: