Answer:
A) 27
Step-by-step explanation:

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Next time u can use math papa. it's a app that will help u too
Interior angle+exterior angle=180
10x +10 +3x -12 =180
13x-2=180
13X+182
X=14 sides
Answer:
<h2><em><u>
h = 13</u></em></h2>
Step-by-step explanation:
Solve for h.
h - 6 = 7
h = 7 + 6
h = 13
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check
13 - 6 = 7
7 = 7
the answer is good
i think is is right but i’m not 100% sure