Answer:
g=18
Step-by-step explanation:

Pooled Combined Variance 
Test Statistic:



Degrees of freedom = 


The table value is greater than the calculated value.
Thus we accept H0.
3/5 cannot be simplified into a smaller fraction.
Answer:
determine all the other angles amount and that will give you your answer, also find the two 180 degree angles, such as the one flat going left to right and the one at an angle going left to right
Step-by-step explanation: