Answer:
210 minutes
Step-by-step explanation:
7(30) = 210
109° as an icoloces triangle (you can tell by the two lines) has 2 identical angels so the two bottom angels are the same and the angels on a straight line add up to 180°
Answer:
t=0.21
Step-by-step explanation:
Given 
and a population mean 
.
#We state our hypothesis as:
The evidence available should validate either the null or alternative hypothesis.
#We calculate the test statistic as:
Hence, the test statistic is t=0.21
Answer:9
Step-by-step explanation:
3(5-2)
15-6
9
Answer:
y= 1/2x - 1
Step-by-step explanation:
TO FIND SLOPE: Count the rise over run. Rise= how much the next point RISES (on the y axis). Run= how much the next point RUNS (moves on the x axis)
TO FIND Y-INTERCEPT: Where the line meets the y axis. We see that the line crosses over on the -1.
