Respuesta :

Answer:

1. Cos X =

2. Sin X = 3/5

3. Cos Y = 4/5

4. Sin Y = 3/5

5. Sec Y = 5/4

6. CSC X = 5/3

Step-by-step explanation:

(XY)² = (YZ)² + (XZ)²

=> (XY) ² = 3² +4²

=> (XY) ² = 9 + 16

=> (XY) ² = 25

=> (XY) = √25

=> (XY) = 5

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