cut it up
1 trapezoid on top
2 paralellograms on bottom
area of trapezoid=1/2(b1+b2) times h
trapezoid bases are 17 and 7+7
height=8
area=1/2(17+14) times 8
area=124
area of 2 trapezoids
base=14
height=6
area=base times height
14*6=84
times 2 because we have 2 of them
168
add
124+168=292m^2