Plane Trigonometry |
Other editions - View all
Common terms and phrases
abscissa acute angle aeroplane algebra angle of depression angle of elevation angular velocity approximate called central angle circle colog cologarithm common logarithms complex number computed corresponding cos˛ cosh cosine cotangent csc˛ curve decimal diameter direction dividing earth equal equation Example Exercise exponent expressed exsec feet high Find the angle formulas geometry given haversine Hence horizontal hyperbolic functions illustrated inches knots latitude law of cosines law of sines law of tangents length log cot logarithms loge longitude mantissa measured miles an hour mils minutes negative obtained ordinate plane plane sailing positive problem quadrant radians radius ratio right angle right triangle roots rotation sails sec˛ secant segment ship simple harmonic motion sinš sin˛ sine sinh Solution Solve subtends an angle subtracting tables tan˛ tangent terminal side trigonometric functions units v₁ X-axis zero