BIG IDEAS MATH 3: Chapter 3 Review Exercises > Section Exercises 3 > Exercise 4 The function y 10x + 100 represents the amount y (in dollars) of money in your bank account after you babysit for x hours. a. Identify the independent and dependent variables. The dependent variable is the amount of money in the bank account The independent variable is the hours you babysit b. You babysit for 4 hours. Find the domain and range of the function. domain: range:

When you dilate a figure with a scale factor of 1/2, what will the dilated figure look like?                                                                                           a: the dilated figure will have side lengths that are half the length of the original side lengths.                                                                          b: the angles in the dilated figure will be half the measure of the original figure.                                                                                c: the dilated figure will have side lengths twice the length of the original.