Answer:
b. if dont d cuz I did this one but I kinda forgot
That you owe someone some money
Answer: b
<u>Step-by-step explanation:</u>
NOTE:
- Hypothesis: "if" part of the sentence
- Conclusion: "then" part of the sentence
hypothesis : If <u>two lines intersect at right angles</u>
conclusion: then <u>the two lines are perpendicular</u>