Question 987804
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Use the distance formula to determine the measures of each of the four segments RS, ST, TU, UR.  Add them.


John
*[tex \LARGE e^{i\pi}\ +\ 1\ =\ 0]
My calculator said it, I believe it, that settles it

*[tex \Large \ \
*[tex \LARGE \ \ \ \ \ \ \ \ \ \