Will give brainlesta square power-takeoff shaft with 2 1/4-inch sides needs to be covered with a round guard. the guard should have a least 2/5-inch clearance at all points. what should be the inside diameter of the guard?

According to the 2008 u.s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of florida was approximately two times the population of california. b. the population of florida was approximately twenty times the population of california. c. the population of california was approximately twenty times the population of florida. d. the population of california was approximately two times the population of florida.