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Junior High
Mathematics
請問第二題
Mathematics
Junior High
Resolved
4 monthsago
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請問第二題
) 一、選擇題:每題5分,共40分 128 = 360 Y = 30 (C) 1.已知圖O上A、B兩點將圖分成兩弧,其度數比為於 5,則劣弧所對的圓心角<AOB=? 干填充 ** 1. 如右圖 (1) A (A) 100° (B) 120°(C) 150° (D) 210° 2.如右圖,圓O中,AB || CD, (2) AC (3) A (C) 100° =40°,CD=100°,則BC = ? (A) 40° (B) 60° (D) 140° 0° 2.如 D
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✨ Best Answer ✨
丁輝人的貓
4 monthsago
如圖
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