Question

In traingle AND if angle A=90, angle B=78 which is the value of angle C​

Answer 1

Answer:

12°

Step-by-step explanation:

angle A+B+C=180°

90+78+C=180

168+C=180

C=180-168

C= 12°

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Answer 2

Answer:

angle sum property of a triangle => angle A+angle B+ angle C = 180°

angle A= 90°

angle B= 78°

angle C = 180° -(78°+90°) = 12°