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One of the same side angles of two parallel lines is 20° smaller than the other one. find the measures of these two angles.

A33 gram sample of a substance that's used to detect explosives has a k-value of 0.1473. n = noekt no = initial mass (at time t = 0) n = mass at time t k = a positive constant that depends on the substance itself and on the units used to measure time t = time, in days

What is the image of c for a 90° counterclockwise rotation about a? (3, 7) (-1, 3) (7, 3)