Respuesta :

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RT = 12

PT = 1

TQ = 12

ok

RS = 24 but RT is half the distance of RS, so RT = 12

The diameter = 26, and the line RS = 24, so the difference between both lines is 2, but as we just one to know the length of the half PT = 1.

PQ = 13 and PT = 1 so QT = PQ - PT

QT = 13 - 1 = 12