Answer:

Step-by-step explanation:
-The volume of a cone is given by the formula:

Where:
- r is the cone's radius.
- h is the cone's height.
#We substitute for r and h in the formula to solve for V:

Hence, the each cone's volume is 
Answer:
180
Step-by-step explanation:
A 180 rotation will be
(x, y) -> (-x, -y)
Mistake:
Step 2
Instead of multiplying it should divide:
(5a^2/ 9b^2) / (3a / b^2 a)
(5a^2 / 9b^2) * (b^2a / 3a)
5a^2b^2 / 27b^2a
b^2 / b^2 = 1
a^2 / a = a
5a / 27
Answer:
Equiangular triangle
Step-by-step explanation:
Answer:
13 cents
Step-by-step explanation:
Let x be the price 20 years ago.
.49 = 4x - .03
.52 = 4x
.52/4 = x
x = .13