C=27=2 T 19 = 387)
Find the length of the yellow arc. Show all work!
19 ft
150°

Which linear inequality is represented by the graph? !

Achemist has 200 ml of a 10% sucrose solution. she adds x ml of a 40% sucrose solution. the percent concentration, y, of the final mixture is given by the rational function: the chemist needs the concentration of the final mixture to be 30%. how many milliliters of the 40% solution should she add to the 10% solution to get this concentration?

What are the measures of ∠a, ∠b, ∠c and ∠d? explain how to find each of the angle measure.