本课配套习题挑战模式1/5
A: 44° |
B: 46° |
C: 54° |
D: 56° |
- 提示1:IOeUsemimOaEj+WPr+W+l+KIoDEr4oigMj05MMKw
- 答案:QQ==
PGRpdj7op6PvvJrlpoLlm77vvIziiLVh4oilYu+8jDxicj7iiLTiiKAxPeKIoDM9NDbCsO+8jOKIoDI94oigNO+8jDxicj7iiLXiiKAzK+KIoDQr4oigQz0xODDCsO+8jOKIoEM9OTDCsO+8jDxicj7iiLTiiKAyPeKIoDQ9OTDCsC00NsKwPTQ0wrAuIDxicj7mlYXpgIlBLiA8aW1nIHdpZHRoPTEyMyBoZWlnaHQ9NzIgc3JjPSJodHRwczovL3AxLnFpbmdndW8uY29tL0cxL00wMC8wMC82NS9yQkFDRkZNTVZ6WFN5QU5EQUFBVmVnTklITzgyODUucG5nIiA+PC9kaXY+
本课配套习题挑战模式2/5
把一块直角三角板和一把直尺按如图所示的位置放在一起,测得∠2=35°,则∠1的度数是( )
A: 35° |
B: 45° |
C: 55° |
D: 65° |
- 提示1:PHA+5qC55o2u5Lik55u057q/5bmz6KGM77yM5ZCM5L2N6KeS55u4562J5rGC5Ye64oigMeeahOWQjOS9jeinkjwvcD4=
- 提示2:PHA+5YaN5qC55o2u55u06KeS5LiJ6KeS5b2i5Lik6ZSQ6KeS5LqS5L2Z5rGC5Ye64oigMueahOWvuemhtuinkjwvcD4=
- 提示3:PHA+54S25ZCO5qC55o2u5a+56aG26KeS55u4562J6Kej562UPC9wPg==
- 答案:Qw==
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
本课配套习题挑战模式3/5
A: 72° |
B: 62° |
C: 52° |
D: 28° |
- 提示1:IOagueaNruW5s+inkueahOW6puaVsOS4ujE4MMKw5Y2z5Y+v5b6X5Ye64oigQk9E55qE5bqm5pWw
- 答案:Qg==
PGRpdj7op6PvvJrnlLHpopjmhI/lvpfvvIziiKBBT0Mr4oigQU9CK+KIoEJPRD0xODDCsO+8jDxicj7op6PlvpfvvJriiKBCT0Q9NjLCsC4gPGJyPuaVhemAiUIuIDwvZGl2Pg==
本课配套习题挑战模式4/5
把一块直尺与一块三角板如图放置,若∠1=45°,则∠2的度数为( )
A: 115° |
B: 120° |
C: 145° |
D: 135° |
- 提示1:PHA+55Sx5LiJ6KeS5b2i55qE5YaF6KeS5ZKM562J5LqOMTgwwrDvvIzljbPlj6/msYLlvpfiiKAz55qE5bqm5pWwPGltZyBzcmM9Imh0dHBzOi8vcDEucWluZ2d1by5jb20vRzEvTTAwLzAwLzY1L3JCQUNGRk1NVno3QldhZmlBQUExWVZLc2RmVTAwNi5wbmciIGRhdGEtY2tlLXNhdmVkLXNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvMDAvNjUvckJBQ0ZGTU1WejdCV2FmaUFBQTFZVktzZGZVMDA2LnBuZyIgd2lkdGg9IjE3MSIgaGVpZ2h0PSI3NCI+PGJyPjwvcD4=
- 提示2:PHA+55Sx6YK76KGl6KeS5a6a5LmJ77yM5rGC5b6X4oigNOeahOW6puaVsDwvcD4=
- 提示3:PHA+55Sx5Lik55u057q/5bmz6KGM77yM5ZCM5L2N6KeS55u4562J77yM5Y2z5Y+v5rGC5b6X4oigMueahOW6puaVsDwvcD4=
- 答案:RA==
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
本课配套习题挑战模式5/5
将一个直角三角板和一把直尺如图放置,如果∠α=46°,则∠β的度数是( )
A: 43° |
B: 44° |
C: 45° |
D: 46° |
- 提示1:PHA+5bu26ZW/QULkuqTnm7TlsLrnmoTlj6bkuIDovrnkuo7ngrlE77yM55Sx5LqO55u05bC655qE5Lik6L655LqS55u45bmz6KGM77yM5omA5Lul4oigRURCPeKIoM6xPTQ2wrA8aW1nIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvMDAvNjUvckJBQ0ZGTU1WMEhCYXhhSkFBQVYwMExxdVJNMzc5LnBuZyIgZGF0YS1ja2Utc2F2ZWQtc3JjPSJodHRwczovL3AyLnFpbmdndW8uY29tL0cxL00wMC8wMC82NS9yQkFDRkZNTVYwSEJheGFKQUFBVjAwTHF1Uk0zNzkucG5nIiB3aWR0aD0iOTciIGhlaWdodD0iMTM2Ij48YnI+PC9wPg==
- 提示2:PHA+5YaN55Sx55u06KeS5LiJ6KeS5b2i55qE5oCn6LSo5rGC5Ye64oigQkVE55qE5bqm5pWw77yM5qC55o2u5a+56aG26KeS55u4562J5Y2z5Y+v5b6X5Ye657uT6K66PC9wPg==
- 答案:Qg==
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