| Summary: | This lesson continues on from lesson 305 and deals with the three reciprocal trigonometric ratios, cosecant, secant and cotangent. Special angles and exact values are also covered in this lesson.
After this lesson, you will be able to:
- find the reciprocal ratios of an acute angle, csc sec cot or ctn
- use your calculator with cosecant, secant & cotangent.
- solve problems using cosecant, secant & cotangent.
- work with special angles and exact value .
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