📚 Savol banki

37. 64. Diametri 12 sm bo‘lgan aylananing radiusi qancha?

1. 4 sm
2. 5 sm
3. 6 sm
4. 8 sm

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38. 63. Radiusi 5 sm bo‘lgan aylananing diametri qancha?

1. 2,5 sm
2. 5 sm
3. 10 sm
4. 15 sm

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39. 62. Doiraning yuzi formulasi qaysi?

1. 2πr
2. πr²
3. 2r
4. r²/2

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40. 61. Aylananing uzunligi formulasi qaysi?

1. πr²
2. 2πr
3. a²
4. ab

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41. 60. Teng tomonli uchburchakning har bir burchagi necha gradus?

1. 30°
2. 45°
3. 60°
4. 90°

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42. 59. To‘liq burchak necha gradus?

1. 90°
2. 180°
3. 270°
4. 360°

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43. 58. Yoyiq burchak necha gradus?

1. 90°
2. 120°
3. 180°
4. 360°

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44. 57. To‘g‘ri burchak necha gradus?

1. 45°
2. 60°
3. 90°
4. 180°

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45. 56. Uchburchak ichki burchaklari yig‘indisi nechaga teng?

1. 90°
2. 180°
3. 270°
4. 360°

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46. 55. Kvadratning tomoni 5 sm bo‘lsa, perimetri qancha?

1. 10 sm
2. 15 sm
3. 20 sm
4. 25 sm

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47. 54. Kvadratning tomoni 7 sm bo‘lsa, uning yuzi qancha?

1. 14 sm²
2. 28 sm²
3. 49 sm²
4. 56 sm²

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48. 53. Tomonlari 6 sm va 4 sm bo‘lgan to‘g‘ri to‘rtburchak yuzi nechaga teng?

1. 10 sm²
2. 20 sm²
3. 24 sm²
4. 30 sm²

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