Mathematics · Mensuration
ढलवां लोहे (cast iron) के एक पाइप का आंतरिक व्यास (bore) 300 mm और धातु की मोटाई 10 mm है, तथा यह 8 m की दूरी पर स्थित दो बिंदुओं पर आलंबित है। पाइप का आंतरिक अनुप्रस्थ काट क्षेत्रफल क्या है?
- 10.07069 m2✓
- 21.57059 m2
- 32.67069 m2
- 43.47059 m2
सही उत्तर देखें
0.07069 m2
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