This Stumped Many

Geometry Level pending

What is the length of AB correct to 3 decimal places?


The answer is 9.455.

Guiseppi Butel by Guiseppi Butel , 90, Canada

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2 solutions

Guiseppi Butel
May 9, 2014

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2 Helpful 0 Interesting 0 Brilliant 0 Confused
Vitor da Silva
May 9, 2014

These are similar triangles and we can say that 2/EC = EC/EB = EB/8. With this we can find the value of EB≅5.040 and use EB²+8²=AB² to find AB≅9.455

1 Helpful 0 Interesting 0 Brilliant 0 Confused

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