Math, asked by patilvishwanath9637, 6 months ago

Multiple Choice
वृत्ताकार वलय के क्षेत्रफल की गणना करें
यदि बाहरी वृत्त का व्यास = 20 मिमी और
आंतरिक चक्र का व्यास = 15 मिमी है

Answers

Answered by ishu9010

1

Answer:

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