Henrique and yolanda collected 500 pieces of candy on halloween. they gave half of their candy to charity. yolanda took 180 pieces of the candy and we could set the rest. enrique told his mother he got 64% of the candy. what did enrique do wrong in calculating his percentage

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.

Find the missing dimension! need asap! tiny square is a =3025 in ²

Me because i don't understand how to do it.: )