โจ Best Answer โจ
ๅๅจใฎๆฑใๆนใ็ดๅพโ๏ธ3.14ใงๆฑใใใใฆ
ๅคๅดใ14โ๏ธ3.14๏ผ43.96
ๅ
ๅดใ8โ๏ธ3.14๏ผ25.12
43.96โ25.12๏ผ18.84
็ญใ18.84cm
6 28โ7ใงไฝๅใใๆฑใใใใ
ใใ็ญใ4ๅ
Mathematics
Primary
Resolved
๐ฒ5ใ6ใงใใใงใใ่งฃใๆน๏ฝค็ญใใๆใใฆใใใชใใงใใใใ๏ผใ้กใใใพใ๐คฒ
-12 cm
5
ๅณใฎๅณใง,ๅคๅดใฎๅใฎๅๅจใฎ
้ทใใฏ,ๅ
ๅดใฎๅใฎๅๅจใฎ
4cm
้ทใใใไฝ cm้ทใใงใใ
7 cm
็ดๅพ 28cmใฎๅใฎๅๅจใฎ้ทใใฏ, ็ดๅพ7cmใฎๅใฎ
ๅๅจใฎ้ทใใฎไฝๅใงใใใ ใใใใใฎๅใฎๅๅจใฎ้ทใใ
่จ็ฎใงๆฑใใชใใง็ญใใพใใใใ
6
Answers
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