Nellie's hand supports the apple with normal force N, which acts in a direction opposite to W. We can say N [equals W] [has the same magnitude as Wj.

TegrityVideos: • Right triangle: Hypotenuse- side pop to right triangle 90 deg angle pathagorean theorem: c= sq rt(b^2 + c^2). (a^2+b^2=c^2) Trig Fxs:using angle theta on hyp and side • Cos= adj/hyp C^2=a^2-b^2-2abcosy • Sin=opp/hyp (Sin tan=sin/cos. Sin(^2)+cos(^2)=1 ‣ Cos 1 angle=sin...