<em><u>Answer:</u></em>
<em>A≈482.84in²</em>
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<u><em>Step(s) of Explanation:</em></u>
N/A
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The 2 smallest lengths in a triangle have to add up to be greater that the longest side of the triangle. In this case, the longest side is 20. The 2 smallest sides are 5 and 10. 5+10=15, but 15<20. This is why these 3 lengths can’t create a triangle.
No, because it is not a straight line
According to your description, you can simply plug in all the numbers:
d(47) = 2.15 * 45^2 / (58.4*0.34) = 219.27 m