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the width of rectangle is fixed at 30cm. what lengths will make the perimeter greater than 76cm? i got 18cm?
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length>8
p=2(l+w) p=2(l+30)
\[2(l+30)>76\]
2(30)+2(L)>76 60+2(L)>76 2(L)>16 L>8 simple honey
\[l+30>38\]
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i ended up with 18..
check mine it shows the step with the rectangle formula
maybe i sub. wrong
yea i divided wrong. it is eight. i always make small mistakes right at the end.
thanks yall
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