Name: MCR3U Unit 4: Trigonometry Assignment - COMMUNICATION Date: 1. What does periodic function mean? (C: /2) 2. a) Describe the transformations in order for the function y = 3.5 sin(5x - 80) + 1.5. (C: /4) 6) What would be different if the same function was switched from a sine function to a cosine function? (C: /2)Name: Date: MCR3U Unit 4: Trigonometry Assignment - Thinking 1. A windmill has blades 23 m long. The middle of the windmill blades is 28 m above ground. The blades rotate once in 15 seconds. (T: /4) Write an equation h(t) for the height of a blade at time t seconds. The blade starts at the lowest point. 23 m 28mm 2- Prove the identity: (T: /3) tan? @- sin2 0= sin? @tan? @Name: Date: MCR3U Unit 4: Trigonometry Assignment - APPLICATION 1. Determine the exact primary trigonometric ratios for 0. (A: 14) B(-3, 4) 2. Determine the length of DC, to the nearest tenth of a centimetre. (A: 16) D 280 38 780 A 224 cm B