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<A = <X
11x - 1 = 9x + 5
11x - 9x = 5 + 1
2x = 6
x = 3
AC = XZ
7x + 5
7(3) + 5
21 + 5
26 (C)
yg nomer 25
ini pake triple pitagoras
pd segitiga PRU
RU = 6
PU = 8
RP = 10
pada segitiga PQS
PQ = 10
maka UQ = PQ - PU
= 10 - 8
= 2 (A)