Question
Download Solution PDFउस घनाभ का कुल पृष्ठीय क्षेत्रफल क्या है जिसकी लंबाई, चौड़ाई और ऊँचाई क्रमशः 7 सेमी, 5 सेमी और 9 सेमी है?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFदिया है:
लंबाई, चौड़ाई और ऊंचाई क्रमशः 7 सेमी, 5 सेमी और 9 सेमी है।
प्रयुक्त सूत्र:
TSA (घनाभ) = 2 x (LB + BH + HL)
L = लंबाई
B = चौड़ाई
H = ऊंचाई
TSA = कुल पृष्ठीय क्षेत्रफल
हल:
TSA = 2 x [(7)(5) + (5)(9) + (9)(7)]
TSA = 2 x [35 + 45 + 63]
TSA = 2 x 143
TSA = 286 सेमी2
अत: सही विकल्प 3 है।
Last updated on Jun 17, 2025
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