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Na figura, r//s. O valor, em graus, de a+b é: a)180 b) 196 c) 216 d) 240

Na figura, r//s. O valor, em graus, de a+b é: a)180 b) 196 c) 216 d) 240-example-1

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216. hope this helps you.
User Landweber
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