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Lesson 2 trigonometery textbook 8.1 (in Hindi)
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lesson 2 discuss trinometry textbook exercise 8.1

Dr Pratibha Gupta
My name is Dr.pratibha Gupta .I am a teacher . My experience has been in teaching for math and science subject for several years in Delhi.

U
Unacademy user
Way of presenting the concepts are amazing.... It really helped me... Keep uploading videos... I'm waiting for the next video...
Nitish Kumar
2 years ago
sure i will upload next one soon
  1. EXERCISe -81 nqle SOL () Sin ACox A By Pythag0 0.3 Theorem (!) Sin C , Cos C , 2 AC= 25 cm os e to 7cmC ypo aoljag cent to anale A 25 Sinc 25 Cos c 25T Hypo A12


  2. 0 n iven 2- wem &R= 5 cm 5 Base 5 12- Base Now om p-lot R 5- 12 R Aus


  3. g + Sin A= . Calculate CosA &dan Ac Ans 3 Given 15 cot A = 8 , find in A & secA I5 Base agoras


  4. 5 Given Sece 13 12 alculte all other targonomehic. 12 /3 Base 0- 5 13 Sint = By Pytha goraa po 13 BC 169 44 - 35 Gcwe 13 12- Bo12 5