If the breadth of a parallelogram is increased by 30% while the height of the parallelogram is decreased by 20% then find percentage change in area of the parallelogram? A. 8 % increased B. 5 % decreased C. 4 % increased D. 9 % decreased Answer Workspace Report Discuss Answer with explanation Answer: Option C Explanation Let the breadth and height of the parallelogram is 10 cm and 10cm, Normal area= 10*10= 100 New length= 10*130/100= 13 New height= 10*80/100= 8 New area= 13*8= 104 Required percentage = [(104 – 100)/100]*100 = 4 % increased Workspace
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