Maribel surveyed 55 people to find out their favorite types of music. The results are shown in the bar graph. Based on the infor
mation in the graph, which types of music were chosen by 40% of the people surveyed
1 answer:
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Answer:
x ≈ 54.8°
Step-by-step explanation:
Using the tangent ratio in the right triangle
tan x = =
=
, then
x = (
) ≈ 54.8° ( to the nearest tenth )
Answer:
Step-by-step explanation:
A direct variation equation has the form:
Where <em>k</em> is a constant.
By definition, we know that the perimeter of the square is the sum of the lengths of its sides or, as all the sides are equal, you can multiply the lenght of any side by 4.
Then, knowing that <em>y</em> is the dependent value and <em>x</em> the independent value and the constant <em>k=4, </em> you can write the following direct variation equation that represents the situation.