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Right Triangles and Trigonometry Videos
Verifying trig identities is important, especially when you're about to let one of them into the country—which is why they should keep their passports on them at all times.
Basic Trig Ratios Videos 4 videos
Sine is the opposite over the hypotenuse; cosine is the adjacent over the hypotenuse; and tangent is the opposite side over the adjacent side....
FYI: cats don't like to get wet. Okay, so that fact won't be relevant every time you solve trig equations, but it happens to be this time.
Law of Sines and Law of Cosines Videos 5 videos
Sine is the opposite over the hypotenuse; cosine is the adjacent over the hypotenuse; and tangent is the opposite side over the adjacent side....
Shmoop saw the sine. Want to pull an Oliver Twist and ask us for more? We've gotcha covered. Head over to /video/math/ for more mathy goodness. No...
The law of sines is all about proportions, so make sure to keep yours in order.
Pythagorean Theorem Videos 4 videos
SAT Math 2.3 Geometry and Measurement. Find the length of AB.
SAT Math 1.3 Geometry and Measurement. Find the length of CE.
Right Triangles Videos 3 videos
SAT Math 1.3 Geometry and Measurement. Find the length of CE.