Answer:
x=-3
Step-by-step explanation:
700 people were surveyed.
SOLUTION
70/10%
=700
Or
7 x 10^2
=700
HOPE THIS HELPS!! :))
For this case we have that by definition the mass is given by:
Where,
- <em>D: density
</em>
- <em>V: Volume
</em>
The volume of a pyramid is given by:
Where,
- <em>A: area of the base
</em>
- <em>h: height
</em>
Substituting values we have:
We now calculate the mass:
Answer:
he needs 7.74 pounds of zinc
Answer:
8.9
Step-by-step explanation:
We know that 81 = 9², so √80 will be slightly less than 9. We can get a pretty good estimate by averaging 9 with 80/9. That result is 8.94, so about 8.9.
The attached graph shows that point on a number line.