For all your questions, big or small, IDNLearn.com has the answers you need. Our platform offers detailed and accurate responses from experts, helping you navigate any topic with confidence.

Find the value of x.
A.124
B.57
C.72
D.90


Find The Value Of X A124 B57 C72 D90 class=

Sagot :

9514 1404 393

Answer:

  x = 90°

Step-by-step explanation:

Half the sum of x and 120° is the angle where the chords cross, 105°. Then ...

  105° = (1/2)(x +120°)

  210° = x + 120°

  210° -120° = x = 90°

_____

Additional comment

z is the arc that finishes the circle: 360° -90° -68° -120° = 82°.