Answer:


Step-by-step explanation:
Given

--- lower diameter
--- upper diameter
Solving (a): The curved surface area
This is calculated as:

Where
--- lower radius
--- upper radius
And
---- l represents the slant height of the frustrum





So, we have:




Solving (b): The volume
This is calculated as:

This gives:





Answer:
9^2/256
Exact form is 81/256
Decimal form is 0.31640625
Step-by-step explanation:
Raise 9 to the power of 2.
81/256
The result can be shown in multiple forms.
Exact Form:
81/256
Decimal Form:
0.31640625
Answer:
操你媽,你怕我還是不告訴我。我希望你沒事。到今天為止。
Answer:
100 lol
Step-by-step explanation:
ty for the points! <3
Answer:
still waiting for the ai to solve it