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Misha Larkins [42]
3 years ago
11

Please help i need help

Mathematics
1 answer:
LiRa [457]3 years ago
8 0

Answer:

a=9.4 b=12.0

Step-by-step explanation:

You need to use Pythagorus

So for a:

8²+5²=89    a=√89=9.4

And b:

17²-12²=145 b=√145=12.0

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