Answer:
a = 33 degrees
Step-by-step explanation:
Note that 57 degrees and Angle a are complementary: they add up to 90 degrees.
Thus, a = 90 degrees less 57 degrees = 33 degrees
5x6 = 30 divided in half because its a triangle
=15
2x3 = 6
15-6 = 9
Experimental probability is if an experiment was actually run. If those values are the result of an experiment, then the probability is desired value (white) over total possibilities.

or 0.6
Answer:confusing
Step-by-step explanation: