7. In the given figure AB and AC are opposite rays (i) If x= 27°, find y. (ii) If y= 25°, find x. (5y +21) CA D 2x 54 B 31​

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  • matematika

    Subject:

    Math
  • Author:

    vang
  • Created:

    1 year ago

Answers 1

Answer:

given x=27*2 =54

to find y

5y+21+2x=180 (linear pair)

5y+21+54=180

5y+75=180

5y=180-75

5y=105

y=105/5

y=21

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