Respuesta :

rayannenova

Answer:

60°

Step-by-step explanation:

90+30=120°

180-120=60°

DivyaBohra

Step-by-step explanation:

all sides of a triangle = 180

all sides of a triangle = 180

So 2 angle i.e. 90° (right angle) and 30° (given) and let third angle be x

so equation forms like

180 = 90+30+x

180 =120+x

180-120 =x

60 =x

SO THE ANSWER WILL BE 60°

HOPE IT WILL HELP YOU ☺️

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