Answer:
Mean= 
=13.28 ≈13
For median arrange in ascending or descending order. i am arranging in ascending order
9,11,11,13,15,17,17
cancel from left and right until one number is left
median=13
To find all the different possible combinations, you multiply all the possibilities for each position.
1st - she as 20 different possible buttons
2nd - she would have 19 possible buttons
3rd-she would have 18 possible buttons
20 x 19 x 18=6840 possible ways to choose these buttons.
Answer:
The volume of the prism B will double
Step-by-step explanation:
.............................electronically...................................
The two angles shown ( 134 and X) make a straight line.
A straight line equals 180 degrees.
To find X subtract 134 from 180.
X = 180 - 134
x = 46