Macmillan Learning The value of a trigonometric function of an acute angle and the length of one side of a right triangle with that angle is given Use this information to calculate the lengths of the remaining sides of the triangle You may find it helpful to draw a picture of the right triangle Let z be the hypotenuse and x be the length of the unknown side The cotangent of an acute angle t in a right triangle is The length of the opposite side is 9 Use decimal notation Give your answers to two decimal places x