angle = 30; radians = angle * (Math.PI/180); result = Math.Tan(radians); Console.WriteLine("The tangent of 30 degrees is {0}.", result); // Calculate the arctangent of the previous tangent. radians = Math.Atan(result); angle = radians * (180/Math.PI); Console.WriteLine("The ...
// This example demonstrates Math.Atan() // Math.Atan2() // Math.Tan() using System; class Sample { public static void Main() { double x = 1.0; double y = 2.0; double angle; double radians; double result; // Calculate the tangent of 30 degrees. angle = 30; radians = angle * ...
angle = 30; radians = angle * (Math.PI/180); result = Math.Tan(radians); Console.WriteLine("The tangent of 30 degrees is {0}.", result); // Calculate the arctangent of the previous tangent. radians = Math.Atan(result); angle = radians * (180/Math.PI); Console.WriteLine("The ...
TheMath.tan()method expects the number in radians. Based on sine and cosine: Math.tan(x) = Math.sin(x) / Math.cos(x). What is Radians? Radiansis an angle'sαamount of rotationbon a circle: DegreesPIRadians 0°00 1°PI/1800.0175 ...
C++中的cmath库提供了一些函数来计算三角函数,如sin、cos、tan、asin、acos、atan等。这些函数需要传入一个角度值(弧度制或角度制),然后返回相应的三角函数值。下面是一些示例代码: #include <iostream> #include <cmath> int main() { double angle = 45; // 45度 double radian = angle * M_PI / 180...
publicdoubleGetLeftBaseDegreeAngle(){doublex = GetLeftBaseRadianAngle() *180/ Math.PI;returnMath.Round(x,2); }publicdoubleGetRightBaseDegreeAngle(){doublex = GetRightBaseRadianAngle() *180/ Math.PI;returnMath.Round(x,2); }staticvoidMain(string[] args){ MathTrapezoidSample trpz =newMath...
Math.PI 记录的圆周率 Math.E 记录e的常量 Math中还有一些类似的常量,都是一些工程数学常用量。 Math.abs 求绝对值 Math.sin 正弦函数;Math.asin 反正弦函数 Math.cos 余弦函数;Math.acos 反余弦函数 Math.tan 正切函数;Math.atan 反正切函数;Math.atan2 商的反正切函数 ...
std::atan(x) 即tan(angle) = x 所求angle范围[-PI/2, PI/2] [-90°, 90°] std::atan2(y, x) 即tan(angle)=y/x 所求angle范围[-PI, PI] [-180°, 180°] std::fmod(x, y) 计算x/y的浮点余数,如std::fmod(3.1, 2) = 1.1 ...
Math.tan(x) Parameters x A number representing an angle in radians. Return value The tangent of the given number. Description TheMath.tan()method returns a numeric value that represents the tangent of the angle. Becausetan()is a static method ofMath, you always use it asMath.tan(), rath...
TanReturns the tangent of the specified angle. TanhReturns the hyperbolic tangent of the specified angle. Top Fields NameDescription ERepresents the natural logarithmic base, specified by the constant, e. PIRepresents the ratio of the circumference of a circle to its diameter, specified by the con...