Solve the problem.
-A square sheet of paper measures 28 centimeters on each side. What is the length of the diagonal of this paper?
A) $1568 \mathrm {~cm}$
B) $28 \sqrt { 2 } \mathrm {~cm}$
C) $28 \mathrm {~cm}$
D) $56 \mathrm {~cm}$

Question

Quizplus · Accepted Answer

The diagonal of a square can be found using the Pythagorean theorem, $d = a\sqrt{2}$, where $a$ is the side length. So, the diagonal is $28\sqrt{2} \mathrm{cm}$.

Solve the Problem 1568 cm1568 \mathrm {~cm}1568 cm B) 282 cm28 \sqrt { 2 } \mathrm {~cm}282​ cm

Solve the Problem $1568 \mathrm {~cm}$ B) $28 \sqrt { 2 } \mathrm {~cm}$