Question

if opposite angles of a rhombus are (4x-20°)° and (2x+40)°,then the value of x is?​

Answer 1

Answer:

$4x - 20 = 2x + 40$

$4x - 2x = 40 + 20$

$2x = 60$

$x = \frac{60}{2}$

$x = 30$