Sir 1\3 ka ans =12.72 3\8 ka ans =11.16 Trapezoidal ka ans =2.3045 Sab ka ans apke ans se alag aya ye koi test he ya ham hi galat kar rehe he kuch .......
If you will round off your ans , your ans will also come in 1.4 something. So yours ans is also right. If after decimal approx value is matching then for sure you may know your ans is right. But if before decimal you have difference in your whole value. Then you should check your solution coz ans is definitely wrong.
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