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If xsi A=5 and 7cosecA=6secA, then …

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If xsi A=5 and 7cosecA=6secA, then the value of x is
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Prince Tiwary 3 years, 11 months ago

7cosecA = 6 secA Therefore 7/6 = secA/cosecA Or sinA/cosA = 7/6 Or tanA = 7/6 Now draw a triangle with base = 6k and perpendicular = 7k apply Pythagoras theorem to get hypotenuse = (√85)k therefore sinA = 7k/(√85)k = 7/√85 therefore xsinA = 5 implies 7x/√85 = 5 therefore x = (5√85)/7
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