Πr^2 - the base of a cone is a circle, so use the equation for area of a circle
Answer:
B = 240/h
Step-by-step explanation:
Answer:
12 feet
Step-by-step explanation:
Since you place the ladder on TOP of the building, the bottom of the ladder would be at the top of the building, and the building is 12 feet high
Answer:
Step-by-step explanation:
Given
--- volume
Required
The surface area as a function of base length
The volume (V) is calculated as:
Make y the subject
Substitute 3 for V
The surface area of the open box is:
Substitute:
Hence, the function is: