Do you mean volume? Its a 3d figure:
240 cubic centimeters.
Just use the formula length x width x height
And divide the figure into two figures so u can find the area much easier
Comm.ent me if u have any questions,
-SpaceMarsh
Brainliest pls?
Answer:
x is the reciprocal of the difference of a and b.
Step-by-step explanation:
ax=bx+1
Subtract by bx on both sides
ax-bx=1
x(a-b)=1
x= 1/(a-b)
Answer:
Step-by-step explanation:
information given
represent the sample mean
represent the population standard deviation
sample size
represent the value that we want to test
represent the significance level for the hypothesis test.
z would represent the statistic
represent the p value for the test
Hypothesis to test
We want to test if the true mean is less than 12, the system of hypothesis would be:
Null hypothesis:
Alternative hypothesis:
The statistic is given by:
(1)
Replacing the info given we got:
We can replace in formula (1) the info given like this:
Answer:
7:3
Step-by-step explanation:
Divide both sides by 4
Answer:
-22.25
Step-by-step explanation:
-31.7+4.5(2.1)
-31.7+9.45
-22.25
