00:00 - 01:42
1m 42s
In this clip, Charlie uses the behavior of the hoop's shadow to pinpoint the longitude and latitude where the photos had been taken. In order to make calculations involving the position of the sun in the sky, Charlie used a technique called spherical astronomy.
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The characters use Spherical Astronomy to calculate the latitude and longitude of a location using only a few pictures and their timestamps.
After eating dinner, Chuck illustrates to Wilson their slim chances of being rescued. He calculates the area that the rescue team would have to potentially search to find them: approximately 502,000 square miles.
Has profanity
Tracy helps Calvin with his geometry homework by drawing large triangles on the side of his house. He uses basketball examples to help Calvin remember the different types of triangles.
Jackie, Matt, and Inez set out to prove that Hacker doesn't deserve to be the ruler of Cyberspace. They try to find a counterexample to his statement that "you can always make a triangle out of any three rods." After some experimentation, they discover that one long rod and two short rods do not connect and therefore do not make a triangle. They present their findings during the debate.
The CyberSquad cannot make a big enough square with the rods it has available, so Jackie suggests making a triangle. The group successfully forms a triangle and then attempts to make a square with two triangles unsuccessfully. When Digit creates a right triangle, the group tries again to combine the triangles into a square. This time, it is successful, and Jackie explans how to know they've formed a proper square.