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Help me out thanks !!!!!
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Help me out thanks !!!!!

Help me out thanks !!!!!-example-1
User Sajib Khan
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1 Answer

5 votes

Answer:

B) ∠SBY = 117°

Explanation:

interior angles in a pentagon = (5x180) - 360 = 540°

each angle = 540/5 = 108°

interior angles in a octagon = (8x180) - 360 = 1080°

each angle = 1080/8 = 135°

∠SBY = 360 - 108 - 135 = 117°

User Richard Lewin
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