Paul was thinking of a number. Paul adds 10, then divides by 2 to get an answer of -13. What was the original number?
1 answer:
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Answer:
10
Step-by-step explanation:
so if u draw his paths you get a right triangle and so u can use Pythagoras theorem with is a²+b²=c²
so it will look like
c²= 8²+6²
c²=
c²=10