Answer:
50.7
Step-by-step explanation:
Answer:
<>"similar to a histogram in that it is a graph depicting the frequency of continuous data. however, a frequency polygon is in line form instead of bar form. A graphic technique used to display the frequency distribution of continuous data (interval or ratio data) as either numbers or percentages in a series of bars."<>
Step-by-step explanation:

Here, we want to solve an expansion
To get this, we simply multiply the terms in the first bracket with the terms in the second, before we proceed to collect like terms
We have this as follows;
Answer:
-20.75
Step-by-step explanation:
3/4 as a decimal is 0.75
-20 3/4 = -(20 3/4) = -(20.75) = -20.75