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rosijanka [135]
3 years ago
13

16. Consider any eight points such that no three are collinear.

Mathematics
1 answer:
alukav5142 [94]3 years ago
8 0
Let's assume that a,b&c are in one straight line, so cannot form a triangle with each other. Now, total possible Triangle that can be formed choosing any 3 points without any colinear constraint is 8C3 = 56
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Find the total surface area of a trapezoidal prism.
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Split the trapezium into a rectangle and a triangle and work out the areas of them.
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The underside of the shape is 8x14=112.
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As them all together= 56+56+84+112+62.58=370.58.

Total surface area=370.58.

Hope this helps :)
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Answer:

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