Question

find the angles of the triangle ABC,given that the lines a and b are parallel.​

Answer 1

Answer:

here angles of triangle ABC

= angle A

= 50 + 30 - 180

= 80- 180

= 100 ( lies on the same line )

angle C

= 50 ( co- interior angles are equal )

angle B

= 30 ( co - iinterior angles are equal )

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