alleryఉమ్మడి శీర్షాన్ని పంచుకునే క్యూబాయిడ్ యొక్క మూడు ముఖాల ఉపరితల వైశాల్యం 25 m², 32 m² మరియు 32 m². క్యూబాయిడ్ వాల్యూమ్ ఎంత?
A160 m³
B92 m³
C184 m³
D128 m³
Answer & Solution
Correct answer: A. 160 m³
1.
ముఖాలు ab = 25, bc = 32, ca = 32.
2.
గుణకారం: (abc)² = 25 × 32 × 32 = 25600.
3.
కాబట్టి abc = √25600 = 160.
4.
ఘనపరిమాణం = abc = 160 m³.
_మూలం: RRB గ్రూప్ D CEN-02/2018 PYQ, Q.13._
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