Answer:
Step-by-step explanation:
U have to show the sentence before the question so the reader will understand
Answer:
60
Step-by-step explanation:
Pretty sure this isn’t right but I got -16.67. I’m pretty positive this isn’t the answer but this is what I got ..... sooorrrryyy
Answer:
Median=7
Lower quartile=3.5
Upper quartile=8.5
Interquartile range=5
Step-by-step explanation:
Given:-

To find:-
Wheather the given sides form a valid triangle.
So now let,

To check we use the condition,

Substituting the values we get,

In the above condition 12+7>20 is wrong.
So the condition fails and the given sides doesnt form a triangle.