Answer:
First Page:
Top left trapezoid is 63 cm². Explanation: formula is A=base a +base b/2*h. 8+10=18/2=9*7=63.
Bottom left trapezoid is 56.07. Explanation: same formula 9.9+7.9/2*6.3.
Top right trapezoid is 16.64.
Second Page:
The area of the entire thing is 289m². you do the same thing you did on the first page for the two sides then in the middle is the are for the rectangle.
The cost for the paint would be 115.6. I believe you divide 289/15 then multiply it by 6.