What is 6^20 / 6^15? please include explanation :)

You have 138.72 in your saving account u take out 45.23 and 18.00 you deposit 75.85 into your account

How many square centimeters of wrapping paper will be used to wrap the shoe box?

In the picture below, line pq is parallel to line rs, and the lines are cut by a transversal, line tu. the transversal is not perpendicular to the parallel lines. note: figure is not drawn to scale. which of the following are congruent angles?