Must a decimal divisor and a decimal dividend have the same number of decimal places in order to have a whole number quotient? W
1 answer:
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Answer:
perpendicular
Step-by-step explanation:
If 2 lines are parallel then their slopes are equal
If 2 lines are perpendicular then the product of their slopes = - 1
Here
- ×
= - 1
Then the 2 lines are perpendicular