Given a∥b , and c is not parallel to a or b, which statements must be true? select each correct answer. m∠3=m∠7 m∠5=m∠9 m∠1=m∠12 m∠1=m∠8

Enter the number of complex zeros for the polynomial function in the box. f(x) = x+ + 5x² +6

Triangle inequality theorem state if each set of three numbers can be the lengths of the sides of a triangle. 1. 9, 8, 22. 2. 5,10,12. 3. 7,10,22. 4. 4,11,12. 5. 11,9,10. 6. 10,4,19. 7. 3,12,10. 8. 4,3,2. 9. 6,5,13. 10. 7,12,20. me .

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)