Need answer ASAP, i will give 50 points po and imamark ko pong BRAINLIEST ang makakasagot po with solution po dapat. 19. If chords EB and BC and congruent, mBC = (9x + 10)º, and
MĒB = (12x - 35)º, what are the degree measure of the arcs?
A. The two arcs measure 150º.
B. The measure of arc BC is 15° while arc EB is 145º.
C. The measure of arc BC is 145° while arc EB is 15º.
D. The two arcs measure 145º.

20. If MBC = (9x + 10º, MFC = 25°, and m<BDC = (4x)º, what is the
degree measure of <BDC?
A. 15°
B. 45°
C. 30°
D. 60°​