Which one do you need help with
Answer:
diagonals are perpendicular......its not true
Step-by-step explanation:
hiiii
I say that the answer is 7 bc it’s -8+15
Using the given information, the value of Σfd is 800
<h3>Calculating mean using Assumed mean </h3>
From the question, we are to determine the value of Σfd
The formula for mean, using the assumed mean method is given by

Where
is the mean
A is the assumed mean
From the given information,



Putting the parameters into the equation, we get





Hence, the value of Σfd is 800
Learn more on Mean here: brainly.com/question/20118982
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Answer:
0.4
Step-by-step explanation:
$4.80 divided by 12 = 0.4