three angles of a triangle is x; (x+10) ; 70° = 180°, find x
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1
Answer:
X=50
Step-by-step explanation:
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Answer:
x = 20, the angles are 20,90
Step-by-step explanation:
According to triangle,
sum of all angles = 180
x+(x+70)+70=180
2x+140=180
2x = 40
x = 20
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