Question

please provide an answer​

Answer 1

Answer:

In this figure

angle BCD= angle b

angle BCD=60* (alternate interior angle).

Now in triangle CDO,

angle BCD+angle ADC = angle a (exterior angle property)

HENCE PROVED

Therefore,

angle a= 110.

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Answer 2

Answer:

if ur CR7 OR MESSI FAN MARK ME AS BRAINLIEST MATE

Step-by-step explanation: