Do to your answer choices above in the picture according to the information stated in the graph your answer would be (3) do to the actual meter of the time in seconds of which the graph shows.
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You would use the Pythagorean there on which is a^2+b^2=c^2, from there you plug int what they gave you and solve for b, and b=12
Answer: x=-0.4
Step-by-step explanation: