sadewilliams313 sadewilliams313

19-05-2021
Mathematics

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find the missing side of the triangle where cotθ=2/11

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VirαtKσhli VirαtKσhli

19-05-2021

Step-by-step explanation:

By question ,

=> cot∅ = 2/11

=> cot∅ = 2x/11x = b/p

Pyhthagoras Theorem :-

=> h² = (2x)² + (11x)²

=> h² = 4x² + 121x²

=> h² = 125x²

=> h = √ 25 × 5 x

=> h = 5√5 x

Sin∅ = 11/5√5
cosec∅ = 5√5/11
cos∅ =2/5√5
tan∅ = 11/2
sec∅ = 5√5/2

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