Math, asked by anisha145, 5 months ago

answwr all these with explanation plz

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Answered by sujatakadali

1

Answer:

8) Answer : so here it is a straight angle the sum will be 180° , so

( 3a + 5 ) + ( 2a - 5 ) = 180°

( 3a - 2a ) + ( -5 - 5 ) = 180°

1a + -10 = 180°

1a = 180° - ( -10)

1a = 190°

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