# Rectangle

The rectangle is 11 cm long and 45 cm wide.

Determine the radius of the circle circumscribing rectangle.

Result

r =  23 cm

#### Solution:

Leave us a comment of example and its solution (i.e. if it is still somewhat unclear...):

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Pancake
Thanks, this really helped. Ima go eat my French toast now

#### To solve this example are needed these knowledge from mathematics:

Do you want to convert length units? Pythagorean theorem is the base for the right triangle calculator. See also our trigonometric triangle calculator.

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