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Question Number 52108 by ajfour last updated on 03/Jan/19

Answered by mr W last updated on 03/Jan/19

Area=((cR)/2)=((√((a+b+c)(−a+b+c)(a−b+c)(a+b−c)))/4) ⇒R=((√((a+b+c)(−a+b+c)(a−b+c)(a+b−c)))/(2c))

Area=cR2=(a+b+c)(−a+b+c)(a−b+c)(a+b−c)4⇒R=(a+b+c)(−a+b+c)(a−b+c)(a+b−c)2c

Commented by ajfour last updated on 03/Jan/19

Oh Yes Sir. i should have seen.

OhYesSir.ishouldhaveseen.

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