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¿Cuál es el radio del circulo, si su diámetro mide 19.6?
{"48.9685_50.3268":[{"id":4996409,"answer":"9.8","x":48.9685,"y":50.3268},{"id":4996410,"answer":"5.4","x":48.9685,"y":50.3268},{"id":4996411,"answer":"3.5","x":48.9685,"y":50.3268},{"id":4996412,"answer":"9.5","x":48.9685,"y":50.3268}]}
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1.
9.8, 5.4, 3.5, 9.5