Introduction to Flight 7th Edition by John Anderson

تمرين 4

It is known that the period of revolution of the earth about the sun is 365.3 days and that the semimajor axis of the earth's orbit is 1.495 × 10 11 m. An astronormer notes that the period of a distant planet is 29.7 earth years. What is the semimajor axis of the distant planet's orbit? Check in a reference source (encyclopedia, online, or the like) what planet of the solar system this might be.