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Answered by
1
Answer:
1.cos theta = 4/5
2.tan theta = 3/4
3.1/3
Step-by-step explanation:
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Answered by
0
Step-by-step explanation:
sinA = 9/15 = p/h then b =√(15^2-9^2)=12
(i) cosA = 12/15 (ii) tanA = 9/12 ,
(ii) cosec^2A - cot^2A = (15/9)^2 - (12/9)^2
= 81/81 = 1
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