Circle and hexagon

Calculate the radius of a circle whose circumference is 8.4 cm longer than the inscribed regular hexagon's circumference.

Correct answer:

r =  29.66 cm

Step-by-step explanation:


2•pi•r = 8.4 + 6r

2•π•r = 8.4 + 6•r

0.283185r = 8.4

r = 29.662556

Our simple equation calculator calculates it.



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