What choices are equivalent to the expression below? check all that apply. 4√3

answer:

sqrt 48

sqrt 12 times sqrt 4

sqrt 24 times sqrt 2

3 sqrt 16

sqrt4 times sqrt 3

∠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°