alleryایک اوپن ٹاپ کیوبائیڈل باکس ہے 8 × 5 × 3 سینٹی میٹر؛ اس کا بیرونی علاقہ؟ موٹائی کو نظر انداز کریں۔
A158 cm²
B120 cm²
C94 cm²
D118 cm²
Answer & Solution
Correct answer: D. 118 cm²
بیس اور چار اطراف کا کل رقبہ 8 × 5 + 2 × 8 × 3 + 2 × 5 × 3 = 118 سینٹی میٹر ² ہے۔
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