Tim and Cynthia leave Cynthia's house at the same time. Tim drives north and Cynthia drives west. Tim's average speed is 10mph

10

mph
slower than Cynthia's. At the end of one hour, they are 70
70
miles apart. Find Cynthia's average speed. (Round your answer to the nearest tenth.)

1 answer

If Cynthia's speed is x mi/hr, then we have
x^2 + (x-10)^2 = 70^2
now just find x
Similar Questions
    1. answers icon 2 answers
  1. What type of leadership style models the expected behavior?Cynthia wants her team members to work overtime for the next month.
    1. answers icon 1 answer
  2. Select all the correct answers.Based on Cynthia's remarks in the passage, which two events will most likely occur in the future?
    1. answers icon 1 answer
  3. What type of leadership style models the expected behavior?Cynthia wants her team members to work overtime for the next month.
    1. answers icon 1 answer
more similar questions