In Exercises 3-6, think of each segment in the diagram as part of a line. All the angles are right angles. Which
line(s) or plane(s) contain point B and appear to fit the
description? (See Example 1.)
B
D
A
G
H
E
3. line(s) parallel to CD
4. line(s) perpendicular to CD
5. line(s) skew to CD
6. plane(8) parallel to plane CDH

Can any one me with the answers to these questions asap?

At the olympic games, many events have several rounds of competition. one of these events is the men's 100-meter backstroke. the upper dot plot shows the times (in seconds) of the top 8 finishers in the final round of the 2012 olympics. the lower dot plot shows the times of the same 8 swimmers, but in the semifinal round. which pieces of information can be gathered from these dot plots? (remember that lower swim times are faster.) choose all answers that apply: a: the swimmers had faster times on average in the final round. b: the times in the final round vary noticeably more than the times in the semifinal round. c: none of the above.

If, while training for a marathon, you ran 60 miles in 2/3 months, how many miles did you run each month? (assume you ran the same amount each month) write your answer as a whole number, proper fraction, or mixed number in simplest form. you ran __ miles each month.