गोलाकार पेटीचे पृष्ठफळ 528 सेमी2 आहे. गोलाकार पेटीची त्रिज्या काढा.

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SSC CPO 2024 Official Paper-I (Held On: 28 Jun, 2024 Shift 2)
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  1. √(35) सेमी
  2. √(42) सेमी
  3. √(29) सेमी
  4. √(37) सेमी

Answer (Detailed Solution Below)

Option 2 : √(42) सेमी
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SSC CPO : English Comprehension Sectional Test 1
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Detailed Solution

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दिलेल्याप्रमाणे:

गोलाकार पेटीचे पृष्ठफळ = 528 सेमी2.

वापरलेले सूत्र:

गोलाचे पृष्ठफळ, A = 4πr2

गणना:

दिलेले पृष्ठफळ वापरून, आपण समीकरण सेट करू शकतो:

4πr2 = 528

r साठी सोडवणे:

⇒ r2 = 528 / (4π)

⇒ r2 = 528 / (4 × 22/7)

⇒ r2 = 528 × 7 / 88

⇒ r2 = 42

⇒ r = √42

गोलाकार पेटीची त्रिज्या √42 सेमी आहे.

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