3 years ago

Please help me with this

Mathematics

2 answers:

Ira Lisetskai [31]3 years ago

8 0

Answer:

9. (c)

10. (a)

11. (a)

................

navik [9.2K]3 years ago

7 0

Answer:

9) C: x=4, y=2rt3

10) A: XY/YZ

11) A: XY/XZ

Step-by-step explanation:

9 - that is a 30, 60, 90 triangle so the ratios will be a, root3a, 2a

10 - tan = opposite / adjacent

11 - cos = adjacent/hypotenuse

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