trigonometry pls help in this sum
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sin²x + cos²x = 1 (always)
sin²y + cos²y = 1 (always)
[sin²_ + cos²_ = 1 -------> it is an identity]
Tan x = opposite/adjacent
Tan x = 4/3
Cot y = adjacent/opposite
cot y = √(12²-4²)/4
11.3/4
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