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square root of 10+5 (select) 10+square root 5

∠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°

could

step-by-step explanation:

u send me a picture of ur work

sorry can't

step-by-step explanation:

i googled though and something came up but it was in science langueage not common english sooo