X lives 4 kilometers due west of Y's house. Z lives 6 kilometers due north of Y's house and 4 kilometers due west of T's house. What is the straight-line distance in kilometers from X's house to T's house?
A. 4
B. 5
C. 8
D. 10
সঠিক উত্তরঃ
D.
10
Explanation:
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