Answer:
-2
Step-by-step explanation:
18+-20
-2
Answer:
452.16
Step-by-step explanation:
πr^2 ... then substitute the numbers accordingly!
Pounds gained by persons in your class during the first month of the semester are an example of: Continuous data.
<h3>What is continuous data?</h3>
Continuous data refers to data types that cannot be counted but can be measured. So, the values of these types of data are obtainable.
Examples of continuous data include the weight, height, and length of people and objects.
So, the pounds gained by persons in your class is an example of continuous data.
Learn more about continuous data here:
brainly.com/question/7717858
Answer:

Step-by-step explanation:
![\sf \sqrt{-10} \\\\\sqrt{10} * \sqrt{-1} \\\\We \ know \ that \ \sqrt{-1} = i\\\\= \sqrt{10} i\\\\= \sqrt{2*5 } i \\\\Since \ 2 \ and \ 5 \ are \ not \ perfect \ squares, they \ cannot \ be \ simplified\ further.\\\\= \sqrt{10} i\\\\\rule[225]{225}{2}](https://tex.z-dn.net/?f=%5Csf%20%5Csqrt%7B-10%7D%20%5C%5C%5C%5C%5Csqrt%7B10%7D%20%2A%20%5Csqrt%7B-1%7D%20%5C%5C%5C%5CWe%20%5C%20know%20%5C%20that%20%5C%20%5Csqrt%7B-1%7D%20%3D%20i%5C%5C%5C%5C%3D%20%5Csqrt%7B10%7D%20i%5C%5C%5C%5C%3D%20%5Csqrt%7B2%2A5%20%7D%20i%20%5C%5C%5C%5CSince%20%5C%202%20%5C%20and%20%5C%205%20%5C%20are%20%5C%20not%20%5C%20perfect%20%5C%20squares%2C%20they%20%5C%20cannot%20%5C%20be%20%20%5C%20simplified%5C%20further.%5C%5C%5C%5C%3D%20%5Csqrt%7B10%7D%20i%5C%5C%5C%5C%5Crule%5B225%5D%7B225%7D%7B2%7D)
Hope this helped!
<h3>~AH1807</h3>
D is most likely the answer.
Hope this Helped!
;D
Brainliest??