Solve the problem.
-A square sheet of paper measures 45 centimeters on each side. What is the length of the diagonal of this paper?
A) $45 \sqrt { 2 } \mathrm {~cm}$
B) $45 \mathrm {~cm}$
C) $4050 \mathrm {~cm}$
D) $90 \mathrm {~cm}$

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. Here, $d = 45\sqrt{2} \mathrm{~cm}$.

Solve the Problem 452 cm45 \sqrt { 2 } \mathrm {~cm}452​ cm B) 45 cm45 \mathrm {~cm}45 cm

Solve the Problem $45 \sqrt { 2 } \mathrm {~cm}$ B) $45 \mathrm {~cm}$