Answer:
Step-by-step explanation:
The volume of a cone is
Filling in what we have:
and simplifying a bit:
Multiply both sides by 3 to get:
Divide both sides by 12.56 to get:
and take the square root of both sides to find the radius:
r = 5
If the radius is 5 and the radius by definition is half the diameter, then the diameter is 10 inches.
An ellipse (by Kepler in 16th century)
Answer: b
Explanation: to get to point c (pink) to the other point c (blue) you need to go back 2 spaces which will makes it negative and go up one space which is positive.
14 = 7*2
63 = 7*9
14 7 * 2 2 2
---- = ------- 7/7 =1, so = 1 * ------ = ----
63 7 * 9 9 9
Answer:
y = 130/3 + 5
Step-by-step explanation:
(0,5) (1,15) (2,45) (3,135)
