Trigonometry: How to Solve Right Triangles

Learn how to solve right triangles in this free math video tutorial by Mario's Math Tutoring. In this video we will talk about finding all the side lengths and angles in a right triangle. We will use right triangle trigonometry, inverse trig functions, as well as pythagorean theorem.

0:11 What Does it Mean to Solve a Right Triangle
0:31 Using the Pythagorean Theorem to Solve for Missing Side
1:05 Using Tangent Inverse to Solve for Missing Angle
2:07 Using the Complement to Find the Other Acute Angle
2:25 Example 2 Given Acute Angle and 1 Side Length
4:11 Suggestion For Getting More Accurate Answers Using Original Numbers
5:24 Hint On When To Use the Inverse Trig Functions

Related Videos:

Using Inverse Trig Ratios to Solve for Angles

SOH CAH TOA Sine Cosine Tangent Ratios

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[gabby]

you are so helpful. i dont even bother paying attention in math, so right before a test, i study for 2 hours and watch your videos. literally can turn me from a 0 knowledge to a 100 knowledge in my chapter. THANK YOU SO MUCH! seriously my favorite online math tutor. <33

[huntermathis]

literally the simplest, quickest, and best-made tutorial on this subject. thank you

[violetmeow]

this is amazing i am so bad at amth yet when you explain it i get all of it. i watched 2 of your videos so far (basics for trig. and this one) and i cant wait to watch more you are going to be a great help into my start to bloodstain analysis.

[kazuyakinoshita]

march 4, 2022 so informative especially in pandemic with No face to face classes.

[Ashley-twgd]

thank you for these videos ! i usually have trouble understanding math topics and your videos really help !😫🙇‍

[james]

these trigonometry videos are helping me a lot in my electronics and electrical class

[kimberlyjohnson]

Thank you so much ! You are so helpful!

[nohrainheartmorales]

Why it is 13=c?? explainn please sir Mario

[saiashok]

Great video.but last few seconds are cut from the video, the main thing...you said. 😒