Question

(iv
) A=25°,B=x°,C=30°,
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Answer 1

Answer

5°

Step-by-step explanation:

Answer 2

perimeter of a triangle =180

given that,

a=25,b=x,c=30

a+b+c=180(angle sum property)

25+x+30=180

55+x=180

x=180-55

x=125