1. In right A PQR, the hypotenuse, r, is 117 cm, and tan P = 0.5. Calculate side lengths p and q to the nearest centimetre and the missing interior angles to the nearest degree. (5 marks) 5 3. Given cose = where 90 0 180 Include a diagram. Show all work. Leave all side lengths in exact format(no decimals), angles to nearest degree) (7 marks) a) Determine the values of x, y and r. x = b) Determine the value of and 0 c) State the 6 trigonometric ratios. y= r = = 0 = (related acute angle) (principle angle) Activa 2. Determine the exact value of the trigonometric expression. tan 45 tan60 + tan30 - (2 marks) 5. An angle in standard position passes through the point P(-5, -12). Include a diagram. Show all calculations. Round angles to the nearest degree. (7 marks) a) State the value of the 3 primary trigonometric ratios. b) The value of the related acute angle O The value of the principle angle.