Respuesta :

archanakaysthaov8wi4

Answer:

a+15+38=180(Being angles on straight line)

Step-by-step explanation:

a+53=180() a=180-53() a=127

S1NGH

Answer:

a = 127°

Step-by-step explanation:

→ Recall the how many degrees are on a straight line

180°

→ Find the sum of angles

15 + 38 + a = 53 + a

→ Make an equation equal to 180

53 + a = 180

→ Minus 53 from both sides

a = 127°

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