A or 5/7, they’re both odd numbers so it cannot be simplified any further
Answer:

Step-by-step explanation:
(This exercise is presented in Spanish and for that reason explanation will be held in such language)
El lado restante se determina por la Ley del Coseno:



Finalmente, el angulo C se halla por medio de la misma ley:




Answer:
11x11x11=11³
Step-by-step explanation:
11 to the third means 11 times itself 3 times
Answer:
The second step because she distributed within the parentheses without adding the negative sign to 13
Add all the number then divided by as many numbers as you added