Instructional Video

What is a 30¡-60¡-90¡ Triangle?

Curated and Reviewed by Lesson Planet

Is it possible to take an equilateral triangle and cut it in half to make a 30-60-90 special triangle to make it easier to solve a problem? Why yes, of course! It's even possible to find the missing length without using the Pythagorean Theorem. Wondering how this is all done? Watch this video and the instructor will show just how it's all done.

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Resource Details
Grade
10th - 12th
Subjects
Math
2 more...
Media Length
6:22