Determine the area of the figure below

Can someone me my sister? she is in third grade. 50 points and brainlist! ones that are not answered. plz and thx!

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.

Simplify.7x + 3y - 2 + 6x + 1 + y squared 2 you! ; )