Respuesta :
Answer:
a = 60
Step-by-step explanation:
The two angles form a right angle so the add to 90 degrees
a+30 =90
Subtract 30 from each side
a = 90-30
a = 60
Answer:
Hello! answer: a = 60
Step-by-step explanation:
This is a complementary angle meaning it will add up to 90 degrees so...
90 - 30 = 60 therefore a = 60 hope that helps!