One of the angle of triangle is 60 degrees and two sodes are 6 and 7 cm find the third angle
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let two sides be 6x and 7x
⇒60+6x+7x=360°
⇒13x=360-60
⇒13x=360
⇒x=360/13
⇒27.69(approx)
⇒60+6x+7x=360°
⇒13x=360-60
⇒13x=360
⇒x=360/13
⇒27.69(approx)
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let two sides be 6x and 7x
⇒60+6x+7x=360°
⇒13x=360-60
⇒13x=360
⇒x=360/13
⇒27.69(approx)