Answer:
: 
: 
Step-by-step explanation:
It is given the average cost of the flight nationwide is $ 445.99
I wanted to 
to determine that the true average is greater than $ 445.99
Let the hypothesis that the true average is actually greater than $445.99
Therefore,
the 
for the test is :
:
And the alternate hypothesis is :
:
Answer:
Step-by-step explanation:
Given
Lines x and y
Transversal b
Required
Find 
From the attachment, 
and 
are vertically opposite.
This means that
Similarly
and are supplementary angles
So:
Make 
the subject
The relationship between and is that they are supplementary angles because:
Answer:
The answer to this is A.) 8/17
Answer:
It will be 3 in by 4 in
Step-by-step explanation:
Original dimension is 6 in by 8 in
If he scale it down by a factor of 1/2
The new dimension will be
1/2(6) by 1/2(8)
= 3 by 4
= 3 in by 4 in
16r^2+ 2r -4r
16r^2 - 2r
2r ( 8r -1)
