How does moving the place of a digit change its value?

Order the numbers in each list from least to greatest. 0, |−14|, 13, −12, |−16|, 17

Aman steps out of a plane at a height of 4,000m above the ground falls 2,000m very quickly and then opens his parachute and slowly falls the remaining 2000m to the ground what height above the ground would be the best choice for a reference point

Write a similarity statement for the similar triangles. afgh ~ a