1. You are an astronomer on planet Ribby, which orbits a distant star. It has recently...

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1. You are an astronomer on planet Ribby, which orbits a distant star. It has recently been accepted that Ribby is spherical in shape, though no one knows its size. One day, while studying in the library of Dodgertown, you learn that on the equinox your sun is directly overhead in the city of Wrigleyville, located 1600 kilometers due north of you. On the equinox, you go outside in Dodgertown and observe that the altitude of your sun is 78. What is the circumference of planet Ribby? 1. You are an astronomer on planet Ribby, which orbits a distant star. It has recently been accepted that Ribby is spherical in shape, though no one knows its size. One day, while studying in the library of Dodgertown, you learn that on the equinox your sun is directly overhead in the city of Wrigleyville, located 1600 kilometers due north of you. On the equinox, you go outside in Dodgertown and observe that the altitude of your sun is 78. What is the circumference of planet Ribby?

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To find the circumference of planet Ribby we can use the information given about the angle of the su... View the full answer