挑战习题
1/5单选题
难度:

1.如图,桌面上叠放着一块三角板和一把直尺,将三角板的直角顶点紧靠直尺的边缘,若∠1=46°. 则∠2等于(  )
A 44°
B 46°
C 54°
D 56°
提示1:
IOeUsemimOaEj+WPr+W+l+KIoDEr4oigMj05MMKw
正确答案:QQ==
PGRpdj7op6PvvJrlpoLlm77vvIziiLVh4oilYu+8jDxicj7iiLTiiKAxPeKIoDM9NDbCsO+8jOKIoDI94oigNO+8jDxicj7iiLXiiKAzK+KIoDQr4oigQz0xODDCsO+8jOKIoEM9OTDCsO+8jDxicj7iiLTiiKAyPeKIoDQ9OTDCsC00NsKwPTQ0wrAuIDxicj7mlYXpgIlBLiA8aW1nIHdpZHRoPTEyMyBoZWlnaHQ9NzIgc3JjPSJodHRwczovL3AxLnFpbmdndW8uY29tL0cxL00wMC8wMC82NS9yQkFDRkZNTVZ6WFN5QU5EQUFBVmVnTklITzgyODUucG5nIiA+PC9kaXY+