1let the each of the side the triangle be k and the radius be r.
then r=k/2(√3+1)
pls tell me if i am wrong
isn't maths interesting.
if in a equilateral triangle three coins of equal radius are placed without overlaping then what is the radius of each coin
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3 Answers
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36Ya... i agree...maths is truly interesting....!!
But please explain how you worked it out....!! :P
1each of the coins will touch 2 sides of the triangle. join the center of the coin with it's nearest vertex and apply trigonometry.
don't underestimate urself