1.

Let s be \(16 \frac 2 3\)% of 24, t be \(33 \frac 1 3\)% of 9 and u be 20% of 25. If s, t and u are the sides of a triangle, the angle opposite to the side of length u is:

A. 30°
B. 45°
C. 60°
D. 90°
Answer» E.


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