Answer:
-4/13
Step-by-step explanation:
Step-by-step explanation:
Median means the middle number
number already order
Median is 4 as there are 3 numbers to left and right
10 1/2 ft=2x-18 in
convert ft to in--10 1/2ft=126 in
126=2x-18
2x=144
x=<em>72 inches or 6 feet</em>
Yours d+v=45minutes and roommate d+v=100minutes
OK. I used my calculator to evaluate sec(85 degrees).
My calculator doesn't have a "sec" button on it.
But I remembered that
sec of an angle = 1 / (cosine of the same angle) .
So I used my calculator to find cos(85), and then I hit the
" 1/x " key, and got 11.474, which I knew to be sec(85).
