The volume of the sphere is 3,052.08 cubic millimeters. The correct answer is A.
<h3>What is the volume of sphere?</h3>
If the given sphere is of radius r units, then its volume is given as:
A glass marble has a diameter of 18 millimeters.
The radius is 9
The volume of the sphere is 3,052.08 cubic millimeters. The correct answer is A.
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Answer:
Let's solve your equation step-by-step.
3x−4=2x+1
Step 1: Subtract 2x from both sides.
3x−4−2x=2x+1−2x
x−4=1
Step 2: Add 4 to both sides.
x−4+4=1+4
x=5
Answer:
x=5
Step-by-step explanation:
D. Seems like the right answer to me as far as I know
Answer:
C. The principal randomly selects homeroom classes and surveys each student in the chosen classes.
Step-by-step explanation:
Middle school is 6-8th. Surveying only the eighth-grade students won't give a representative sample of the whole school only the eighth-graders. Option A is incorrect.
Surveying only the students in detention represents a very small amount of students compared to the school, therefore it is not a representative sample. Option B is incorrect.
Yet again, the students in the math club is a small amount of students compared to the school. It does not represent the entire, or majority of the population. Option D is incorrect.
Picking students from homeroom classes and surveying each will give a wider variation of opinions from each grade and therefore a representative sample. Option C is the correct answer.
Answer:
Step-by-step explanation:
Hope this helps.
