3.
Find x, if the angles of a triangle are :
(i) x°, x°, x°
(ii) x°, 2x°, 2x
(iii) 2x, 4xº, 6x​

1 thought on “3.<br />Find x, if the angles of a triangle are :<br />(i) x°, x°, x°<br />(ii) x°, 2x°, 2x<br />(iii) 2x, 4xº, 6x​”

1. 3

   (i) x + x + x = 180

   3x = 180

   x = 180/3

   x = 60 °

   (ii) x + 2x + 6x = 180

   9x = 180

   x = 180/9

   x = 20

   (iii) 2x + 4x + 6x = 180

   12x = 180

   x = 180/12

   x = 15

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