The number of cell phones sold by a store on consecutive days of a month is shown below:
25, 13, 16, 34, 13, 31, 16, 34, 19, 22, 13, 28, 19, 16, 22, 16, 13, 16, 13, 16
sam created the following incorrect dot plot to represent the data:
what should sam do to make the dot plot correct?
put another dot on 13
put another dot on 16
delete one dot on 22
delete one dot on 34

(98 points) i need with 5 questions. answer definitions are welcomed, but not necessary.

Find the arc length parameter along the given curve from the point where tequals=0 by evaluating the integral s(t)equals=integral from 0 to t startabsolutevalue bold v left parenthesis tau right parenthesis endabsolutevalue d tau∫0tv(τ) dτ. then find the length of the indicated portion of the curve r(t)equals=1010cosine tcost iplus+1010sine tsint jplus+88t k, where 0less than or equals≤tless than or equals≤startfraction pi over 3 endfraction π 3.

Show your workcan a right triangle have this sides? *how to prove it without using the pythagorean theorema*