4(m+3)-7m=54 solve for m and show our work
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The area is 30 square units, as calculated by my geometry program, GeoGebra.
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The top portion can be considered a trapezoid with bases 2 and 4 and height 3, hence area (2+4)/2*3 = 9. The bottom portion is a rectangle 7*3 = 21 in area. Then the total area is 9+21 = 30 units^2.
The top portion can be considered a trapezoid with bases 2 and 4 and height 3, hence area (2+4)/2*3 = 9. The bottom portion is a rectangle 7*3 = 21 in area. Then the total area is 9+21 = 30 units^2.