HELP PLS 20 POINTS Part A: An angle is two collinear rays with a common endpoint. Find an example that contradicts this definition. How would you change the definition to make it more accurate? (10 points) Part B: Give an example of an undefined term and how it pertains to angles. (10 points)

What is the slope of the line shown below?

David estimated he had about 20 fish in his pond. a year later, there were about 1.5 times as many fish. the year after that, the number of fish increased by a factor of 1.5 again. the number of fish is modeled by f(x)=20(1.5)^x. create a question you could ask that could be answered only by graphing or using a logarithm.

The radius of a sphere is 3 inches. which represents the volume of the sphere?