You people always answer the easy questions, but when someone has a challenging question that they need with, suddenly everybody's a ghost.

∠acb = 8°

step-by-step explanation:

∠xba lies on the circle and is half the measure of the intercepted arc ax

hence

measure of arc ax = 2 × 42° = 84°

∠acb is outside the circle and is

∠acb = (arcab - arcax ), hence

∠acb = 0.5 (100 - 84) = 0.5 × 16° = 8°

a

step-by-step explanation:

u take $30 minus $24. the answer/original($30)