Answer:

Step-by-step explanation:
we know that
The volume of a cylinder is equal to

where
r is the radius of the base of the cylinder
h is the height of the cylinder
we have

substitute the given values in the formula

35.
She baked 21, Sunday she baked twice as many so 21x2 = 42
then, 4 cookies fell. 42 - 4 = 38. After that she packaged 3 cookies, 38 - 3 = 35.
Answer: Option 'C' is correct.
Step-by-step explanation:
Since we have given that
A pollster uses a computer to generate 500 random numbers, then interviews the voters corresponding to those numbers.
Since Random sampling includes putting all names into a bowl and draw certain names. .In this type of sampling, each and every elements has equal chance of occuring.
Cluster sampling includes dividing the population into groups specially geographically and these groups are called clusters and in which each element of selected group are used.
Stratified sampling divides into group known as strata but not geographically.
This type of sampling that is used is Stratified sampling.
Hence, Option 'C' is correct.
Answer:
x=40°
Step-by-step explanation:
x=180-75-65=40°