book Maths Puzzle Numerical Ability

The sec theta = square root of 29 over 5, sin theta is negative. Find the other five functions (their exact value).

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book Other Question

Jen works 7 hours a week more than Ben. Jen worked as much in 4 weeks as Ben works in 6 weeks. How many hours does each work per week? The measure of an interior angle of a regular polygon is three times the measure of an exterior angle of the same polygon. What is the name of the polygon?