Question

14. A square has side length 5 units. What is the length of the diagonal?

a.
5 units
c.
3.5 units
b.
10 units
d.
7.1 units

Answer 1

D

Explanation:

Use the Pythagorean Theorem:

5^2 + 5^2 = c^2

25 + 25 + c^2

50 = c^2

7.1 = c