Estimate the measure of this angle within 15° ? I have no clue

Will give brainliest if you answer question correct

Parks is wearing several rubber bracelets one third of the bracelets are tie-dye 1/6 are blue and 1/3 of the remainder are camouflage if parks wears 2 camouflage bracelets how many bracelets does he have on

Write the sine and cosine values of a, b, respectively, in the figure for (1) and (2) + explanation.