alleryکون سا فارمولہ رداس r اور اونچائی h کے ساتھ دائیں سلنڈر کے مڑے ہوئے حصے کا رقبہ دیتا ہے؟
Api * r^2
B2pi * r * h
Cpi * r^2 * h
D4pi * r^2
Answer & Solution
Correct answer: B. 2pi * r * h
دائیں سلنڈر کا خمیدہ پس منظر کا رقبہ 2 * pi * r * h کے ذریعہ دیا گیا ہے۔
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