1. N=x+3
S=2(x+3), or Sam=2x+6
It is $100 because if you work it out on paper then you could have on the paper and the answer is 100$
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Answer:
Area=210
perimeter=66
Step-by-step explanation:
A=a+b(h)/2
P=a+b+c+d
40/3. You mutiply top and bottom straight across, then simplify.