Answer:
The formula for finding volume of a cone is (in this case),
V=(3.14)(r^2)(h/3)
With this formula in mind, you would simply substitute in.
V=(3.14)(2^2)(9/3)
You could work that out for yourself on your own, but to save you the time, it is 37.68 in. cubed.
Step-by-step explanation:
hope i helped
Y=mx+b
mx=slope
b=the y intercept
y= value of y in this equation
Answer:
D. similar; proportional; congruent
Step-by-step explanation:
Any pair of figures is similar if their corresponding sides are proportional and their corresponding angles are congruent. That is the meaning of <em>similarity</em>.
Answer:
22.5% increase.
Step-by-step explanation:
Because her collection grows by 9, that means it increases by 9/40 total. As a decimal, this would be 0.225. Then, as a percent you multiply that by 100 to get 22.5%. Pilar's collection increased by 22.5%
