What is the length of the diagonal of a 3 by 6 rectangle

The diagonal is 6.7082 ≈ 6.71

Step-by-step explanation:

Let the diagonal be x :

To find the diagonal of a 3 by 6 rectangle

We can use the Pythagorean Theorem:

⇒

⇒

⇒

∴ ≈ (corrected to 2 d.p.)

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step-by-step explanation: