A. 93 km B. 3 km 14 km C. D. 9 km ____ 12. The growth of a tree can be modelled by the function = 2.3t 0.45 h(t) – where represents the height in metres and represents the time in years. h t Approximately how long will it take the tree to grow 32 m tall? A. 13 years 14 years B. C. 15 D. 16 Use a ruler to help you estimate the slope for a line that best approximates the data in the scatter ____ 13. plot. A. –1 B. 1 C. 2 3 D. Use a ruler to help you estimate the for a line that best approximates the data in the ____ 14. y-intercept scatter plot. A. –10 B. 10 C. 30 50 D. ____ 15. Use a to help you estimate the for a line that best approximates the data in the y-intercept scatter plot. A. 12 B. 16
A. 93 km B. 3 km C. 14 km D. 9 km ____ 12. The growth of a tree can be modelled by the function h(t) = 2.3t – 0.45 where h represents the height in metres and t represents the time in years. Approximately how long will it take the tree to grow 32 m tall? A. 13 years B. 14 years C. 15 D. 16 ____ 13. Use a ruler to help you estimate the slope for a line that best approximates the data in the scatter plot. A. –1 B. 1 C. 2 D. 3 ____ 14. Use a ruler to help you estimate the y-intercept for a line that best approximates the data in the scatter plot. A. –10 B. 10 C. 30 D. 50 ____ 15. Use a to help you estimate the y-intercept for a line that best approximates the data in the scatter plot. A. 12 B. 16