Diagonal

Calculate the diagonal length of the rectangle ABCD with sides a = 8 cm, b = 7 cm.

Correct answer:

u =  10.6 cm

Step-by-step explanation:

u2=a2+b2 u=a2+b2=82+72=10.6 cm



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The Pythagorean theorem is the base for the right triangle calculator.
See also our trigonometric triangle calculator.

 
We encourage you to watch this tutorial video on this math problem: video1   video2

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