Before this, knowত্রিভুজের তিনটি অন্তঃস্থ কোণের সমষ্টিকোন কোণের একটি রশ্মির বিপরীত রশ্মি অঙ্কন করা হলে সম্পূরক কোণ উৎপন্ন হয়
Interactive · 2 questions
As we know, the sum of the interior angles , , and is . Our exterior angles are , , and .
What are their sum using the information I just gave?
Now, there's only one more step: Getting rid of the , , and . But I gave you an equation involving their sum in the very first sentence.
So, what's the answer?
Every problem comes with a worked solution, so even one you cannot crack shows you a new way to think. These are real problems from the AMC 8, AMC 12 and AIME, the national math competitions for middle and high school students, each with a worked solution on LIVE by Po-Shen Loh.
