Atriangle has side lengths of 7 centimeters, 5 centimeters, and c centimeters.
enter a value to complete the inequality that describes the possible values for c, the length of the third side of the triangle. __< c< 12

Without any equipment, you can see stars that are 2{,}800{,}0002,800,0002, comma, 800, comma, 000 light-years away. by looking through a small telescope, you can see stars that are 3{,}112{,}000{,}0003,112,000,0003, comma, 112, comma, 000, comma, 000 light-years away. approximately how many times as far can you see using a small telescope as without any equipment?