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(2006•钦州)附加题:计算:=______.
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(2006•钦州)附加题:计算:
=______.
相关试题
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(2006•钦州)附加题:
(1)计算:=______;
(2)如图,已知∠1=65°15',∠2=78°30',求∠1+∠2和∠3.
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(2006•钦州)附加题:计算:=______.
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(2006•钦州)附加题:
(1)计算:=______;
(2)如图,已知∠1=65°15',∠2=78°30',求∠1+∠2和∠3.
-
(2006•钦州)附加题:计算:=______.
-
(2006•钦州)附加题:
(1)计算:=______;
(2)如图,已知∠1=65°15',∠2=78°30',求∠1+∠2和∠3.
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(2006•钦州)附加题:
如图,已知∠1=65°15′,∠2=78°30′,求∠1+∠2和∠3.
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(2006•钦州)附加题:
如图,已知∠1=65°15′,∠2=78°30′,求∠1+∠2和∠3.
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(2010•钦州)附加题:
(1)计算-2+3的结果是______;
(2)如图,点C在⊙O上,∠ACB=50°,则∠AOB=______°.
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(2010•钦州)附加题:
(1)计算-2+3的结果是______;
(2)如图,点C在⊙O上,∠ACB=50°,则∠AOB=______°.
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(2010•钦州)附加题:
(1)计算-2+3的结果是______;
(2)如图,点C在⊙O上,∠ACB=50°,则∠AOB=______°.