Math, asked by Mohini3766, 11 months ago

Sin a = cos (a-45). Find a

Answers

Answered by IMnaitik
0

Answer:

a=67.5

Step-by-step explanation:

  1. sin a= sin(90-(a-45))
  2. a=90-a+45
  3. 2a=135
  4. a=135÷2
  5. a=67.5

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