laynajt44
Answered

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I need help to fide m<BCA​

I Need Help To Fide MltBCA class=

Sagot :

Answer:

57

Step-by-step explanation:

exterior angles add up to 360 so'

9x+1+5x+12+10x-37

24x-24=360

24x=384

x=16

10(16)-37

160-37

123

180-123

= 57

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