A student in a Grade 9 math class has recorded the following data from observing a...
A student in a Grade 9 math class has recorded the following data from observing a burning candle that his parent lit during the holiday season. The candle is 21 cm long with a diameter of 2 cm. Time (min) Height (cm) O 21 2 4 6 8 19.5 18 16.5 15 Question 5 (2 points) Determine an equation to model the relationship. Make sure to show your work.
A student in a Grade 9 math class has recorded the following data from observing a burning candle that his parent lit during the holiday season. The candle is 21 cm long with a diameter of 2 cm. Time (min) Height (cm) O 21 2 4 6 8 19.5 18 16.5 15 Question 4 (2 points) Is this relationship an example of direct variation or partial variation? How can you tell?
A student in a Grade 9 math class has recorded the following data from observing a burning candle that his parent lit during the holiday season. The candle is 21 cm long with a diameter of 2 cm. Time (min) Height (cm) O 21 2 4 6 8 19.5 18 16.5 15 Question 3 (2 points) Determine the slope of this relationship. Interpret this slope as a rate of change (include units). Explain what it means in the context of...
A student in a Grade 9 math class has recorded the following data from observing a burning candle that his parent lit during the holiday season. The candle is 21 cm long with a diameter of 2 cm. Time (min) Height (cm) O 21 2 4 6 8 19.5 18 16.5 15 Question 2 (1 point) Verify that the data represents a linear relationship by calculating the first differences and justify your conclusion. Enter your work into the box below.
A student in a Grade 9 math class has recorded the following data from observing a burning candle that his parent lit during the holiday season. The candle is 21 cm long with a diameter of 2 cm. Time (min) Height (cm) O 21 2 4 6 8 19.5 18 16.5 15 Question 8 (2 points) If another candle was selected from the same package that was exactly the same diameter but a few centimetres taller than the one used...
A student in a Grade 9 math class has recorded the following data from observing a burning candle that his parent lit during the holiday season. The candle is 21 cm long with a diameter of 2 cm. Time (min) Height (cm) O 21 2 4 6 8 19.5 18 16.5 15 Question 6 (2 points) Using your equation from the previous question, after 90 minutes, what is the candle's height? Make sure to show all your work, include a...