first is false and second is also false all ate false
Answer:
Assuming that you're calculating surface area it would be:
16+10+10+10+10 or B
Step-by-step explanation:
0.72 repeating is the sum of a geometric series with first term 0.72 and common factor 1/100. The sum is given by:
(first term) 0.72 0.72 72
--------------------------- = --------------- = ------------ = ------------
1 - common factor 1 - 1/100 99/100 99
This 72/99 can be reduced to 8/11.
0.72 repeating can be rewritten as the fraction 8/11.
Aplicando multiplicación cruzada, tiene-se que el valor de w es w = 9.
- Cuando una proporción es dada, con una igualdade de duas proporciones, puede-se aplicar multiplicación cruzada entre ellas.
En este problema, la ecuación que relaciona las proporciones es dada por:
Aplicando multiplicación cruzada:
El valor de w es w = 9.
Un problema similar es dado en brainly.com/question/24615636