
Re: [中學] 求助 圓與角度

: 想請各位高手幫忙,如何才能解出 答案中的70度
: 謝謝
: -----
: Sent from JPTT on my Sony D6653.
角AEP = 角AOP
= 90度 - 角APO
= 90 - 20
= 70度
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推
09/10 00:17, , 1F
09/10 00:17, 1F
→
09/10 00:19, , 2F
09/10 00:19, 2F
推
09/10 00:29, , 3F
09/10 00:29, 3F
→
09/10 00:29, , 4F
09/10 00:29, 4F
→
09/10 00:31, , 5F
09/10 00:31, 5F
→
09/10 00:35, , 6F
09/10 00:35, 6F
推
09/11 11:59, , 7F
09/11 11:59, 7F
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