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13. Top surface of a raised platform is in the shape of aregular octagon as shown in figure. Find the area ofoctagonal surface.(a) 219 m(c) 119 m(b) 129 m(d) 149 m2 |
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Answer» hhdhfhfjfhhjfidkdjhdhfhdudhhdhfhfhfhfh 119 m^2 is the best answer 119m^2 is the best answer 119 m² is the right answer of this question c is the right answer option C is right answer option c right answer 119 m is right answer given in the question C) 119m^2 is correct answer that question length=11mbreadth=5mArea of rectangle=(length×breadth) =(11×5) =55m²and,height=4mfirst side=11msecond side=5mArea of 2 trapezium=½×h(first side + second side) =½×4(11+5)=32×2=64m² 55+64=119m² option (c) is answer to your question |
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