hinesashlyn455 hinesashlyn455

18-04-2020
Mathematics

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what is the value of b?

what is the value of b class=

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rainestormee rainestormee

18-04-2020

Answer:

12

Step-by-step explanation:

Internal angles in a triangle add up to 180°

[tex]180=b+19+81+68\\b=12[/tex]

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