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Oscar Reutersvard's Penrose Triangle:
You Can Draw It. You Can't Build It.

Answer each question, leaving answer in simplest radical form.
Connect the answer dots in order.
Start a new line.
1. csc(30º)
2. tan(45º)
3. csc(210º)
4. sec(330º)
5. sin(60º)
6. sin(45º)
Start a new line.
7. tan(135º)
8. sec(60º)
9. sin(30º)
10. cos(45º)
11. tan(210º)
12. csc(135º)
13. sec(135º)
14. tan(315º)
15. tan(225º)
Start a new line.
16. sec(315º)
17. cos(120º)
18. sec(330º)