A ladder is resting against a wall, The angle between the foot of the ladder and the wall is 45° and the foot of the ladder is 6.6 m away from the wall. The length of the ladder (in m) is:

• A. \(6.6 \times \sqrt 2 \)
• B. \(3.3 \times \sqrt 2\)
• C. \(2.2\times \sqrt 2\)
• D. \(3.6 \times \sqrt 2\)