You can use ratio and proportion in this problem.
Segment DC / Segment CB = Segment ZY / Segment YX
2.3m / 4.2m = k / 8.4m
K = 8.4 (2.3 / 4.2)
K = 23/5 or 4.6 m
Answer= 4.6 m
Answer:
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Step-by-step explanation:
i haerd efan seggy has answer
B. 144 in2
C. 420 in2
D. 288 in2