A) 225 J
B) 200 J
C) 400 J
D) 175 J
Correct Answer: B
Solution :
Word done W = Area ABCEFDA = Area ABCD + Area CEFD \[=\frac{1}{2}\times (15+10)\times 10+\frac{1}{2}\times (10+20)\times 5\] \[=125+75=200J\]You need to login to perform this action.
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