Question
Download Solution PDF5 cm, 7 cm और 11 cm विमाओं वाले घनाभ का कुल पृष्ठीय क्षेत्रफल (cm2 में) ज्ञात कीजिए।
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFदिया गया है:
घनाभ की विमाएँ = 5 cm × 7 cm × 11 cm
प्रयुक्त सूत्र:
घनाभ का कुल पृष्ठीय क्षेत्रफल = 2(lb + bh + hl)
गणना:
घनाभ का कुल पृष्ठीय क्षेत्रफल = 2(5 × 7 + 7 × 11 + 11 × 5)
⇒ 2(35 + 77 + 55)
⇒ 2×167
⇒ 334 cm2
∴ अभीष्ट परिणाम 334 cm2 है।
Last updated on Jul 7, 2025
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