Answer:
the area of triangle ABC = 9
Step-by-step explanation:
Check the photo below for the details.
:)
Chicken nuggets and fries please
The right answer should be 27,681
Answer:
sample variances
Step-by-step explanation:
The pooled variance method is used to estimate the variance of several different population with different means, but are assume to have the same variance.
The weights represent the sample variances.
So the correct answer is
sample variances
Answer:
78.54 so B
Step-by-step explanation: