Correct to 5 significant figures; Correct to 2 decimal places. [2] Xavier is designing rectangular windows with adjacent of length metres and metres. The area x y of each window is 1 m2. Write down an equation to describe this information. [1] Xavier designs the windows so that the ratio between the longer side, and the shorter side, is the y, x, golden ratio. Write down an equation in and to describe this information. y, x r [1] Find the value of correct to 3 decimal places. x [1] The equation of line is Point lies on . 11. Find the value of k. [1] The line is perpendicular to and intersects at point A. down the gradient of [1] Find the equation of Give your answer in the form [2] Write your answer to part (c) in the form , where and a, b [1] END OF PAPER 1
Correct to 5 significant figures; Correct to 2 decimal places. [2] Xavier is designing rectangular windows with adjacent of length x metres and y metres. The area of each window is 1 m2. Write down an equation to describe this information. [1] Xavier designs the windows so that the ratio between the longer side, y, and the shorter side, x, is the golden ratio. Write down an equation in y, x and r to describe this information. [1] Find the value of x correct to 3 decimal places. [1] 11. The equation of line is Point lies on . Find the value of k. [1] The line is perpendicular to and intersects at point A. down the gradient of [1] Find the equation of Give your answer in the form [2] Write your answer to part (c) in the form , where a, b and [1] END OF PAPER 1