20 मीटर पाया आणि 5.4 मीटर उंची असणाऱ्या समांतरभूज चौकोणाच्या आकाराच्या धातूच्या तुकड्याचे क्षेत्रफळ किती?

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RRC Group D Previous Paper 24 (Held On: 20 Sept 2018 Shift 2)
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  1. 801 चौ.मीटर
  2. 108 चौ.मीटर
  3. 180 चौ.मीटर
  4. 810 चौ.मीटर

Answer (Detailed Solution Below)

Option 2 : 108 चौ.मीटर
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Detailed Solution

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वापरलेले सूत्र: 

समांतरभूज चौकोणाचे क्षेत्रफळ = पाया x उंची 

गणना:

∴ समांतरभूज चौकोणाच्या आकाराच्या धातूच्या तुकड्याचे क्षेत्रफळ  = 20 × 5.4 = 108 चौ.मीटर

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