15cburford 15cburford

24-04-2020
Mathematics

contestada

please help i need help

please help i need help class=

Respuesta :

harrisonjones0407 harrisonjones0407

24-04-2020

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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