Answer:
22
Step-by-step explanation:
Plugging the numbers into the equation, we get 10^2+20^2=c^2
10^2 is 100, and 20^2 is 400
400 + 100 is 500
find the square root of that, which is exactly 22.36068 but the problem says to round to the nearest whole number, so the answer is 22.
Best of luck!
I helped you through the steps as well don't worry! :D
Solution: We have to find the Frequency and Relative frequency of the given data:
Frequency is the number of times a number occurs.
Relative Frequency is the number of times a number occurs divided by the total number of items.
Therefore, the frequency and relative frequency are calculated as below:
Number Frequency Relative Frequency
20 1 
21 4 
22 2 
23 4
24 3 
25 2 
26 3 
27 5 
28 3 
29 4 
Total 31
Answer: C. 2-3i
Step-by-step explanation:
edge2020
Answer:b
Step-by-step explanation: