Parallel lines will never touch each other while perpendicular forms like an X shape. The slope for the parallel is the same while the perpendicular is a negative reciprocal. (Ex for negative reciprocal. 2/4=4/2)
30.6 because 10.2 times 30 is 30.6
Answer:
Formulate
Based on the given conditions, formulate:

Evaluate
Evaluate the equation/expression:
20.78461
SO THE ANSWER IS 20.78461
256 is the answer. I know this because 128+128 equals 256.
I think the answer is angle EBF but i can't read the letters correctly to be sure
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