Answer:
x = 123°
Step-by-step explanation:
Since B and D are parallel lines, then
x and 123° are corresponding angles and congruent, thus
x = 123°
Answer:
a 0.20
Step-by-step explanation:
The standard error of the mean can be calculated using the formula
SE=
where
- s is the population standard deviation of the time spend on the computer (1.4 hours)
- N is the sample size of the data collected. (49)
Using the numbers SE=
=0.20
Answer:
14
Step-by-step explanation:
First divide to get unit rate:
27/9= 3
Then divide.....again:
42/3= 14
Hope this helps! :)
Pls mark brainliest if correct:)
Answer:
I dont understand the equation
Answer:
x = 74
y = 37
z = 25
Step-by-step explanation:
x -- 180-106=74
y -- 74/2=37
z -- 4z+6=106
subtract 6 from both sides 6-6=0, 106-6=100
4z=100
divide by 4 on both sides 4z/4=1z, 100/4=25
