Find the formula for the function.
-Express the length d of a square's diagonal as a function of its side length x.
A) $d=x \sqrt{2}$
B) d = 2x
C)$d=x \sqrt{3}$
D) d = x

Question

Find the formula for the function.
-Express the length d of a square's diagonal as a function of its side length x. 
A) $d=x \sqrt{2}$ 
B) d = 2x 
C)$d=x \sqrt{3}$  
D) d = x

Quizplus · Accepted Answer

The diagonal of a square is the hypotenuse of a right triangle with two legs of equal length, which are the sides of the square. Using the Pythagorean theorem, the diagonal (d) can be expressed as d = sqrt(x^2 + x^2) = sqrt(2x^2) = xsqrt(2).

Find the Formula for the Function d=x2d=x \sqrt{2}d=x2​ B) D = 2x C)

Find the Formula for the Function $d=x \sqrt{2}$ B) D = 2x
C)