Answer:
10
Step-by-step explanation:
one interior angle in a pentagon is 108^o.
5 interior angles are 540^o.
If we add 12+7+16+9+10, we get 54x=540^o
That means x=10
To find the decimal, all you need to do is take the number on top and divide it by the one in the bottom. 129/3930=0.03
Answer
Step-by-step explanation:
Answer:
25.6-14.07= 11.53
Step-by-step explanation:
Answer:
To find the mean absolute deviation of the data, start by finding the mean of the data set. Find the sum of the data values, and divide the sum by the number of data values. Find the absolute value of the difference between each data value and the mean
Step-by-step explanation:
