Question
The perimeter of the triangle RST is 12 cm. Given that TR = 5 cm, RS = 4 cm, QT = NT and NS = PS, find the radius of the circle.
2 m

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The perimeter of the triangle RST is 12 cm. Given that TR = 5 cm, RS = 4 cm, QT = NT and NS = PS, find the radius of the circle.