Square rstu dilates by a factor of 1/2 with respect to the origin. if r's' is 2 units, how many units does rs have?

0.5 units

2 units

1 unit

4 units

6 units

Suppose you are choosing a 6-digit personal access code. this code is made up of 4 digits chosen from 1 to 9, followed by 2 letters chosen from a to z. any of these digits or letters can be repeated. find the total number of personal access codes that can be formed. 492,804 341,172 39,917,124 4,435,236