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Mathematics 20 Online
OpenStudy (brucebaner):

help me @rishavraj

OpenStudy (brucebaner):

rishavraj (rishavraj):

angle Y + angle Z = 180 ???????????? supplementary angles???

OpenStudy (calculusxy):

Not than angles Y and Z are points in line CD. That horizontal line equals to 180 degrees (supplementary angles). If angle Y is 50, then you need to subtract 180-50 to get 130 degrees.

OpenStudy (calculusxy):

*Not => Note

OpenStudy (brucebaner):

B

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