In the figure above TZ is tangent to the circle... - JAMB Mathematics 1999 Question

In the figure above, TZ is tangent to the circle QPZ. Find x if TZ = 6 units and PQ = 9 units

A

3

B

4

C

5

D

6

correct option: b

6² = 9 x χ
36 = 9χ
χ = ³⁶/₉
χ = 4

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