50 POINTS!!! WILL GIVE BRAINLIEST FOR RIGHT ANSWER!!! PLZ SHOW WORK!!

Quadrilateral ABCD is inscribed in circle O.

What is ​ m∠B ​ ?

50 POINTS WILL GIVE BRAINLIEST FOR RIGHT ANSWER PLZ SHOW WORK Quadrilateral ABCD is inscribed in circle O What is mB class=

Respuesta :

<A + <C = 180

2x - 7 + x + 4 = 180

3x - 3 = 180

3x = 183

 x = 61

<B = 2x + 3 = 2(61) + 3 = 125

Answer

<B = 125°