Mathematics · Mensuration
एक गोलाकार पाइप का बाहरी व्यास 42 cm और आंतरिक व्यास 36 cm है। पाइप के अनुप्रस्थ काट (cross-section) का क्षेत्रफल ज्ञात कीजिए। (π ≈ 3.1416 मान लें)
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1410.65 cm2
- 2399.80 cm2
- 3385.12 cm2
- 4367.57 cm2✓
सही उत्तर देखें
367.57 cm2
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