We need to find the 8 th term nth term is given as <span><span>an</span>=<span>a1</span>+(n−1)d</span>
n=8, d =-4 (common difference) <span><span>a8</span>=<span>a1</span>+(8−1)×d</span>
<span><span>a8</span>=1+7×(−4<span>)</span></span>
Division and subtraction because the quotient is the result of a division and 'less than is a subtraction.
Horizontal, by the way don listen to that just trying to get points
Answer:
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Perimeter = 48in Area =144 in
