Calculate 25621

Calculate the area of a regular hexagon inscribed in a circle with a radius r = 7 cm.

Correct answer:

S =  127.3057 cm2

Step-by-step explanation:

r=7 cm a=r=7 cm  S1=3/4 a2=3/4 7221.2176 cm2  S=6 S1=6 21.2176=127.3057 cm2

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