Question 41Asked in CTET August 2023 Paper 2 Maths & Science, 20 Aug 2023

The area of a rectangle whose sides are 176 cm and 56 cm is equal to the area of a circle. What is the circumference (in cm) of the circle? (Take π = 22/7)किसी आयत का क्षेत्रफल, जिसकी भुजाएँ 176 cm और 56 cm हैं, एक वृत्त के क्षेत्रफल के बराबर है । वृत्त की परिधि (cm में) क्या है ? (π = 22/7 लीजिए)

किसी आयत का क्षेत्रफल, जिसकी भुजाएँ 176 cm और 56 cm हैं, एक वृत्त के क्षेत्रफल के बराबर है । वृत्त की परिधि (cm में) क्या है ? (π = 22/7 लीजिए)
  1. A396396
  2. B352352
  3. C440440
  4. D308308
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Correct answer: (B) 352352

Explanation

Area = 176 × 56 = 9856 cm² = πr², so r² = 9856 × 7/22 = 3136 and r = 56 cm. Circumference = 2 × 22/7 × 56 = 352 cm.क्षेत्रफल = 176 × 56 = 9856 cm² = πr², इसलिए r² = 9856 × 7/22 = 3136 और r = 56 cm। परिधि = 2 × 22/7 × 56 = 352 cm।

From CTET August 2023 Paper 2 Maths & Science, 20 Aug 2023 — Previous Year Paper

This is question 41 of CTET August 2023 Paper 2 Maths & Science, 20 Aug 2023 — Previous Year Paper. See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.