The answer your'e looking for should be B.
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Answer:
B
Step-by-step explanation:
From any one vertex, you can draw a line that is perpendicular<span> to the opposite base — that's the </span>altitude<span> to this base. Any </span>triangle<span> has three </span>altitudes<span> and three bases. You can use any one </span>altitude<span>-base pair to </span>find<span> the area of the </span>triangle<span>, via the formula A = (1/2)bh </span>
(63x³+45x²)+(7x+5)
108x²+7x+5 is your answer