Aced
Aced
07-02-2019
Mathematics
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Help quick! Math Interm Checkpoint.
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shubumaharjan
shubumaharjan
07-02-2019
a= 90° (right angle) b=31°(a=90°+b+59°=180°, 90°+59=149°, 180-149=31°) d= 59°(opposite to 59° ) c =121° (d=59°+c=180°, 180°-59°=121°)
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