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For The Mathematically Inclined

Anil Saigal

Problem #1
In a triangle, if the side opposite the 20 degree angle is 20 cm, what is the length of the side opposite the 40 degree angle?

Problem #2


Please send your solutions to mr.asaigal@gmail.com. 

Use Problem Solutions M-081315 as the subject line. Please include your full name in the text of the main message. Everyone with the right answer will be acknowledged in the next issue of Lokvani. 

Please do not post your solution in Post Comments. No credit will be given for solutions not sent to anil@lokvani.com. 

If you need clarification on any problem, please contact anil@lokvani.com. 


Problem #1
What is the surface area of the cone?

Problem #2

Congratulations to Abhimanyu Bhargava, who was the winner of last set of puzzles.

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