Answer:
m3 is 60 degrees
Step-by-step explanation:
Angles 1 & 3 are complementary angles. What that means is that the two angles equal 180 degrees. We already have 120 degrees with m1, so subtract that from 180 for 60 degrees.
The statement that is true concerning the function of the table compared to the graph is that the graphed function has a greater maximum value. That is option D.
<h3>Comparison of table function and graph</h3>
From the graph, the maximum value is =0.5 while the minimum value cannot be determined.
From the table the maximum value is -3 while the minimum value is -24.
Therefore, the statement that is true concerning the function of the table compared to the graph is that the graphed function has a greater maximum value.
Learn more about graph here:
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Answer:
The class width is 20
Step-by-step explanation:
In a frequency or a relative frequency distribution the class width is calculated as the difference between the lower or upper class limits of consecutive classes. A point to note is that all the categories or classes usually have the same class width.
We use the first two classes to calculate the class width by using their respective upper limits;
Class width = 89 - 69
Class width = 20
Answer:
7:2
7/2
Step-by-step explanation:
7:2 is also equivalent to 7/2
Answer:
40 students
Step-by-step explanation:
We need a system of equations to find x or the students in advance:
2x + 4y = 800
x + y = 220
We can use substitution and isolate y in the second equation, which gives us y = 220 - x.
When we plug this into the first equation, we get 2x + 4(220 - x) = 800 and solving for x gives us x = 40.