Which of the following would be considered a useful presentation of background research.

The volume of a cylinder is 72 tt cm3. if the radius is 3 cm, what is the height of the cylinder?

Carlo is wondering what causes plants to grow at different rates. carlo’s hypothesis is “plants will grow more when the day is longer.” what would be the difference between the test group and the control group in this experiment? type of soil type of plants exposure to sunlight method for measuring the growth

The y-value if a data point corresponding to x1