સામાન્ય શિરોબિંદુ વહેંચતા ઘનકારના ત્રણ મુખના સપાટી વિસ્તારો છે 25 m², 32 m² અને 32 m². ક્યુબોઇડનું પ્રમાણ કેટલું છે?
A160 m³
B92 m³
C184 m³
D128 m³
Answer & Solution
Correct answer: A. 160 m³
1.
ચહેરાને ab = 25, bc = 32, ca = 32 રહેવા દો.
2.
ગુણાકાર કરો: (abc)² = 25 × 32 × 32 = 25600.
3.
તો abc = √25600 = 160.
4.
ઘનકારનું કદ = abc = 160 m³.
_સ્રોત: RRB ગ્રુપ D CEN-02/2018 PYQ, Q.13._
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