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FindRuemissingangles :300-02 to |
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Answer» i) A. T. Q.,(3x-10)+ (2x+20)=180°3x-10+2x+20=180°5x+10=180°5x=180-10x=170/5x=34° (3x-10)+(2x+20)=180; 3x-10+2x+20=180; 5x+10=180; 5x=170; x=170/5 =34 x=34 is right answer of this question. 34° is the correct answer of the given question x = 34 is correct answer 3x-10+2x+20=180(if a st line standing on another st line sum of angle = 180)5x+10= 1805x= 180-10=170x= 170/5= 34si angle 3x-10= 3×34-10= 102-10= 922x+20= 2×34+20= 68+20=88 |
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