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Eduardwww [97]
1 year ago
6

Which lengths make sense for possible values of b

Mathematics
1 answer:
Lerok [7]1 year ago
8 0

The first condition is for the perimeter of the equation so:

P=2a+b=15.7

Now the secon condition is that the sum of two sides should be:

\begin{gathered} a+b>b \\ b+b>a \end{gathered}

so the negative option and 0 don't make sence dor a distance, then we try with the value of b=0.5

So in the first equation will be:

\begin{gathered} 2a+0.5=15.7 \\ 2a=15.2 \\ a=7.6 \end{gathered}

So the condition:

\begin{gathered} b+b>a \\ 0.5+0.5>7.6 \end{gathered}

this is false, so the solution is

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