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PolarNik [594]
3 years ago
5

In which step did Melanie make the first error, and which expression should she have written in that step?

Mathematics
1 answer:
Debora [2.8K]3 years ago
5 0

Melanie made the first error in step 4; csc(x) .

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Bess [88]

Answer:

\frac{1}{10}  +  \frac{20}{100}  =  \frac{10}{100}  +  \frac{20}{100}  =  \frac{30}{100}

\frac{2}{3}  +  \frac{1}{4}  =  \frac{8}{12}  +  \frac{3}{12}  =  \frac{11}{12}

7 0
3 years ago
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The given equation is,

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aivan3 [116]
Because this shape has 2 right angles, we can confirm that it has one set of parallel sides and is a trapezoid. Therefore, use the formula for area of a trapezoid, .5(b1+b2)(h)
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3 years ago
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Simplify the following leave the answer in radical notation:
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2 years ago
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