151 Height of Barrel (given volume,middle radius and top radius) 152 Euclidean distance between two points of the plane with Cartesian coordinates 153 Euclidean distance between two points in three-dimensional (3D) space with Cartesian coordinates 154 Length of hypotenuse of right triangle with Pythagorean theorem 155 Length of side b of right triangle in Pythagorean theorem 156 Length of side a of right triangle in Pythagorean theorem 157 Cosecant 158 Secant 159 Arcsine 160 Arccosine 161 Arctangent 162 Arcsecant 163 Arccosecant 164 Arccotangent 165 Dot product in dimension 2 166 Dot product in dimension 3 167 Cross product 168 Scalar triple product 169 Magnitudes of vectors(given the cross product of two vectors,angle and the other vectors) 170 Smaller angle between two vectors(given the cross product of two vectors and other vectors) 171 The angle between two vectors(given the dot product and the magnitudes of two vectors) 172 Minor radius or semiminor axis of ellipse (given area and major axis) 