Answer:

Step-by-step explanation:
As the mean is 20.2 and the standard deviation is 2.4
The range within the first standard deviation is
(17.8,22.6)
This means that we can safely use the range of (18,22) as we cannot confirm whether the other values fall within the range.
Within this range there are

Answer:
Datos: r= 24cm. g= 74 cm. ...
- La altura h.
- La generatriz.
- el radio. Que entre ellos forman un triangulo rectángulo siendo la generatriz la hipotenusa y el radio la base, entonces: ...
g²=r²+h² despejando la altura h se tiene que:
h=√g²-r² h= √ (74cm)² - (24 cm)²
es. un paso para que. puedas resolver
Hello,
Here is your answer:
The proper answer for this question is "7:9 or 9:7"
Your answer is 9:7.
If you need anymore help feel free to ask me!
Hope this helps!
38.). 53.97%
39.). 30.18
40.). 179.991%