If tan 27.5° = x then cos 62.5°
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Answer:
xsin 62.5°
Step-by-step explanation: tan 27.5° = cot 62.5° ( because 62.5+27.5 = 90)
tan 27.5° = x
cot 62.5° = x
(cos 62.5°)/(sin 62.5°) = x
cos 62.5° = xsin 62.5°
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