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In a triangle ABC,prove that tan B-C/2=b-c/b+c .cot A/2
CBSE Class 11
triangle-abc
Dhanalakshmi
July 4, 2019, 6:41am
1
In a triangle ABC,prove that tan B-C/2=b-c/b+c .cot A/2.
Dhanalakshmi
July 4, 2019, 6:41am
2
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