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Question

1. Find the exact value of x in the figure.

8. Suppose ABC is a right triangle with side lenghts a, b and c and right angle at C. Find the unkown side lenght and then the value of the indicates trigonometric functions of the abgle. Find csc B when a =3 and b=7.

10. An equation of the terminal side of an angle theta in standard position is given along with a restriction on x. Fein the indicated trigonometric function value of theta.

15. Evaluate the expression cot 270 degrees + 6 cos 180 degrees + 5 sec(squared) 360 degrees.

16. Find the equation of a line passing through the origin so that thr sine of the angle between the line in quadrant I and the positive x-axis is squareroot of 2/2.

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Trigonometry

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