Question

find the value of x frm the given pic​

Answer 1

Answer:

$2x - 10 + 3x + 20 = 180 \\ \\ = > 5x + 10 = 180 \\ \\ = > 5x = 180 - 10 = 170 \\ \\ = > x = \frac{170}{5} = 34 \: degree$

NOW;

2X-10=2×34-10=68-10=58°

3X+20=3×34+20=102+20=122°

VERIFICATION;

58°+122°=180°