In ∆ ABC, right-angled at B, AB = 24 cm, BC = 7 cm. Determine: (i) sin A, cos A (ii) sin C, cos C ?

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Solution:
⇨ In △ ABC
Exercise 8.1  1. In ∆ ABC, right-angled at B, AB = 24 cm, BC = 7 cm. Determine: (i) sin A, cos A (ii) sin C, cos C Solution:
⇨ From Pythagoras Theorem
        In ∆ ABC, right-angled at B, AB = 24 cm, BC = 7 cm. Determine: (i) sin A, cos A (ii) sin C, cos C  ?

(i) sin A, cos A
Solution:
(ii) sin C, cos C
Solution:
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