The area of the composite shape is 136 square cm
<h3>Area of a composite function</h3>
The area of the composite function is expressed as;
Area = area of triangle + area of rectangle
Area of the composite shape = (1/2* 4 * 5) + (7*18)
Area of the composite shape = 10 + 126
Area of the composite shape = 136 square cm
Hence the area of the composite shape is 136 square cm
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