How Many Millionaires Are There in America? How to calculate the sine manually, without any rules, calculator or anything else? The values where cos(x) = 0 have been excluded. {"appState":{"pageLoadApiCallsStatus":true},"articleState":{"article":{"headers":{"creationTime":"2016-03-26T14:53:14+00:00","modifiedTime":"2016-03-26T14:53:14+00:00","timestamp":"2022-09-14T18:04:48+00:00"},"data":{"breadcrumbs":[{"name":"Academics & The Arts","_links":{"self":"https://dummies-api.dummies.com/v2/categories/33662"},"slug":"academics-the-arts","categoryId":33662},{"name":"Math","_links":{"self":"https://dummies-api.dummies.com/v2/categories/33720"},"slug":"math","categoryId":33720},{"name":"Pre-Calculus","_links":{"self":"https://dummies-api.dummies.com/v2/categories/33727"},"slug":"pre-calculus","categoryId":33727}],"title":"How to Calculate the Tangent of an Angle","strippedTitle":"how to calculate the tangent of an angle","slug":"how-to-calculate-the-tangent-of-an-angle","canonicalUrl":"","seo":{"metaDescription":"Because a lot of pre-calculus work involves trigonometric functions, you need to understand ratios. How do you find the #arcsin(sin((7pi)/6))#? Disable your Adblocker and refresh your web page . How do you use inverse trigonometric functions to find the solutions of the equation that are in How do you use inverse trig functions to solve equations? The inverse of the tangent function is arctan given by tan-1x. Youre working with a 39-foot tower with a wire attached to the top of it. On your calculator, try using sin and then sin -1 to see what The angle whose tangent is a given number. ","hasArticle":false,"_links":{"self":"https://dummies-api.dummies.com/v2/authors/8985"}}],"_links":{"self":"https://dummies-api.dummies.com/v2/books/282496"}},"collections":[],"articleAds":{"footerAd":"
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