Subject
Quantitative Aptitude
Topic
Areas & Volumes
If the areas of three adjacent faces of a cuboid are x, y, z respectively, then the volume of the cuboid is -
If the areas of three adjacent faces of a cuboid are x, y, z respectively, then the volume of the cuboid is -
ক)
xyzখ)
2xyz(গ)
√(xyz)ঘ)
3√(xyz)Explanation
প্রশ্ন- যদি একটি ঘনকাকৃতির বস্তুর সংলগ্ন তিনটি পৃষ্ঠের ক্ষেত্রফল যথাক্রমে x, y ও z হত তবে বস্তুটির আয়তন কত হবে?) ধরি, ঘনকাকৃতির বস্তুর মাত্রাগুলো যথাক্রমে a, b ও c অতএব আয়তন abc = ? প্রশ্নমতে,ab = x, bc = y, ca = z সমীকরন ৩টিকে গুণ করলে ab . bc. ca = xyz বা,a 2 b 2 c 2 =xyz বা, (abc) 2 =xyz বা, abc=√(xyz)Related questions
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