# Circumscription

Calculate radius of the Circumscribed circle in the rectangle with sides 20 and 19. It can be rectangle inscribed by circle?

Result

r =  13.8

r =

#### Solution:

$r=\frac{1}{2}\sqrt{2{0}^{2}+1{9}^{2}}=13.8$
$20\mathrm{\ne }19$ We would be pleased if you find an error in the word problem, spelling mistakes, or inaccuracies and send it to us. Thank you! #### You need to know the following knowledge to solve this word math problem:

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