using 4 steps in solving word problems namesly UNDERSTAND,PLAN,SOLVE AND CHECK.

1.find the area of the shaded part.
6cm,6cm

2.what is the area of the shaded part.
4cm,20cm

3.the figure is formed by five rectangles.Find the area of the unshaded region.
3cm,9cm,3cm,11cm,3cm,9cm,5cm,9cm

i need po right now plss answer this
wala po pic kase naka computer po ako