Answer:



Step-by-step explanation:
The given probabilities are:


Their sum is 
The probabilities that will complete the model should add up to
so that the sum of all probabilities is 1.





8-third piece
4-first shorter piece
4-second shorter piece
Answer:
i think it's 10.6
Step-by-step explanation:
112 = x^2
<span>4x +5=9x-2
9x - 4x = 5 + 2
5x = 7
x = 7/5
x = 1.4</span>