The cone shown has a radius of 5 inches and a slant height of 8 inches. Rounded to the nearest whole number, what is the total s
urface area? Use 3.14 to approximate pi.
2 answers:
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Answer:
Step-by-step explanation:
Take two points from the graph
(0,24) and (6,12)
Find the slope
The formula to calculate the slope between two points is equal to
substitute
---> is negative because is a decreasing function
Find the equation of the line in slope intercept form
we have
Note: The y-intercept is given (0,24)
substitute