1) Triangle "ABC" is a right triangle with hypotenuse "AC" of 60.
2) Point "E" lies on line "BC" such that right triangle "ABE" has a hypotenuse "AE" of 52.
3) Point "D" lies on line "AB" such that right triangle "DBC" has a hypotenuse "DC" of 39.

Originally posted by joe shmo 1) Triangle "ABC" is a right triangle with hypotenuse "AC" of 60.
2) Point "E" lies on line "BC" such that right triangle "ABE" has a hypotenuse "AE" of 52.
3) Point "D" lies on line "AB" such that right triangle "DBC" has a hypotenuse "DC" of 39.

Find Length "DE"?

mmmm
Deceptively tricky.
I have 5 unknowns and only 4 equations.
Must be a little geometric trick in there that I have forgotten.
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