Can anybody tell me, what is trigonometry

1.	Can anybody tell me, what is trigonometry
Answer» Branch of Maths♒ Its what i really dont at all know its astupid mad chapter whuch makes u pluck ur hair\u200c\u200c\u200c\u200c\u200c\u200c\u200c\u200c\u200c\u200c\u200c\u200c\u200c\u200c\u200c\u200c??????O:-) O:-) O:-) Ya he is right it\'s a math chapter of class 10 May be it is a math chapter of class 10th..

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