whitakers87
19.10.2019 •
Mathematics
What are two different ways you could find the value of a? explain these methods.
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Ответ:
(Root 15^2-9^2=12) (Root 12^2+16^2=20)
Another way is using the whole triangle. The step above used two triangles. The two triangles together makes a big right triangle, so we can again use the Pythagorean theorem. So, the answer again is 20.
(Root 25^2-15^2=20)
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