My graphing calculator says the acceleration at that time si 54.995 m/s.
Suppose the scores on a trivia quiz are normally distributed with a mean of 80 and a standard deviation of 5.
1 answer:
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Answer:
Θ ≈ 58°
Step-by-step explanation:
using the Cosine Rule in the triangle
cosΘ = =
=
=
, then
Θ = (
) ≈ 58° ( to the nearest degree )