sidmanfu
  • sidmanfu
The stair railings (shaded region) need to be replaced. Determine their total area.
Mathematics
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SOLVED
At vero eos et accusamus et iusto odio dignissimos ducimus qui blanditiis praesentium voluptatum deleniti atque corrupti quos dolores et quas molestias excepturi sint occaecati cupiditate non provident, similique sunt in culpa qui officia deserunt mollitia animi, id est laborum et dolorum fuga. Et harum quidem rerum facilis est et expedita distinctio. Nam libero tempore, cum soluta nobis est eligendi optio cumque nihil impedit quo minus id quod maxime placeat facere possimus, omnis voluptas assumenda est, omnis dolor repellendus. Itaque earum rerum hic tenetur a sapiente delectus, ut aut reiciendis voluptatibus maiores alias consequatur aut perferendis doloribus asperiores repellat.
katieb
  • katieb
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sidmanfu
  • sidmanfu
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KingGeorge
  • KingGeorge
Same area on both sides, so we only need to find one side, and multiply by 2. Also, for the parallelograms, the area is still just length times height. Thus, our area is given by:\[2\left( 3(0.8)^2 +2(1.2(0.8))\right) =2(1.92 +1.92)=2(3.84)=7.68\]
sidmanfu
  • sidmanfu
thanks

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KingGeorge
  • KingGeorge
you're welcome

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