Apply the reference angle by finding the angle with equivalent trig values in the first quadrant. Make the expression negative because tangent is negative in the second quadrant. The exact …

Tan pi degrees is the value of tangent trigonometric function for an angle equal to pi. Understand methods to find the value of tan pi with examples and FAQs.

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Feb 26, 2017 · Tan Pi: All about tan Pi radians, incl. the trigonometric identities. Besides the value of tanpi, we also have useful information and a calculator.

Feb 26, 2017 · For the tangent of π we use the abbreviation tan for the trigonometric function and write it as tan π. If you have been looking for what is tan π, or if you have been wondering …

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Jan 9, 2021 · tan pi = (sin pi) / (cos pi) = 0 / (-1) = 0. Well, a triangle with an angle of 180 degrees is called a degenerate triangle, and the general rules fall apart, as you note.

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三角函数Tan (π/2-x)=1/tanx。 解析： 在x的终边取一点A（a，b) 过A做x轴垂线M，在AMO中. tanx=a/b. tan (π/2-x)=a/b. 所以tan (π/2-x)=1/tanx. 扩展资料： 基本三角函数都可依据中心为O …