Answer:
The simplified form of is
Step-by-step explanation:
Given :
We have to write the simplified form of
Consider the given expression
We know
and
Thus,
Simplify, we have,
Thus, The simplified form of is
Elizabeth made 80 cookies for the bake sale at school. She sold 35% of the cookies. How many cookies are left to sell tomorrow?
1 answer:
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Answer:
Step-by-step explanation:
a hemisphere is half a sphere.
And if the formula for the volume of a sphere is:
we must calculate the volume of the sphere and in the end divide by two to find the volume of the hemisphere.
Since the radius is:
substituting this into the formula for volume:
this is the volume of the total sphere, thus the volume of a hemisphere is:
rounding to the nearest tenth: