Math, asked by lavanyasharma63, 3 months ago

please help.
be quick

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Answers

Answered by xukoxi121

0

Answer:

Ans :- a) 18

Step-by-step explanation:

Soln:-

angle AOC= angle DOB

= 80 - 2x. = 3x-10

=80+10. =3x + 2x

=90. = 5x

therefore,

5x = 90

=. x =. 90÷5

x= 18.

Value of x =18

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