How many tennis balls would it take to fill a room with the dimensions of 10 ft by 12 ft by 13 ft? What

strategy did you use to make your estimate?

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.

With this one. will mark brainliest

You can find the constant of proportionality by finding the ratio of