Question

find value of each angle : A 5x degree B 4x degree C x degree​

Answer 1

Answer:

sum of angels of a triangle is =180°

angel A+B+C=180°

5x+4x+x=180°

10x=180°

x=180/10=18°

there fore , 5x=5×18= 90°

4x=4×18=72°

x=18°

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