Answer:
77
Step-by-step explanation:
The range of the data is largest number minus smallest number.
98-21
77
You are rigth because it just said that it is
Answer:
Whats the question?
Step-by-step explanation:
I think it is 47 not sure
The new area will be 320 in²
<em><u>Explanation</u></em>
Lin has a drawing with an area of 20 in² and she increases all sides by a scale factor of 4.
<u>The general rule</u> we need to use here.......
"<em>If the lengths of the sides in a shape are all increased by a scale factor of
, then the area will be increased by a scale factor of
"</em>
Here the sides are increased by a scale factor of 4. So, the area will be increased by a scale factor of 
Thus, the new area will be: 