1-8 Practical Exercise # 1

CONTOUR INTERVAL = 20 Meters

Stop! You have struck out. Review this lesson
and try again.

Incorrect. The correct answer is 220.
Click "OK" to continue.

Incorrect. The correct answer is 270.
Click "OK" to continue.

Incorrect. The correct answer is 180.
Click "OK" to continue.

Incorrect. The correct answer is 120.
Click "OK" to continue.

      Good Job!  You have successfully completed this
      exercise. Click on the navigation buttons below
      to continue.