kitty138 kitty138

04-07-2018
Mathematics

contestada

What’s the radius of a cone if the height is 12 and the volume is 36pi

Respuesta :

mkryukova19 mkryukova19

04-07-2018

V = (1/3)πr²h
V= 36π
h=12

36π=(1/3)πr²*12
36 =4r²
r² = 9
r = √9 = 3
Answer: r=3.

Answer Link

Otras preguntas

Who is responsible for bagging delivery sandwiches and tickets?

How does 1/cos^2x = sec^2x?

decrease 380 by 2.9%

What will it cost to carpet a rectangular floor measuring 15 feet by 30 feet if the carpet costs $ 31.97 per square yard?

Part A In this problem the Townsends are a family of 5 and they’re going to the movie theater there’s 2 adults and three kids and he’s going to buy a large drin

Find the numerical values of the following expressions. 4 a 8 − a if a = − 2

Which Expressions Are Equivalent to 4(3 + 5) - 3 x 9²? Select (TWO) correct answers. A. 12 + 20 - 243 B. 14 • 81 C. 17 - (27)² D. 4(8) - 3 X 81 E. 12 + 2

Using a calculator, work out (4.57 × 10-10) - (3.78 × 10-11) Give your answer in standard form.

Hierarchical rankings within a society defined, in part, by people's income, education, occupation, and accumulated wealth are called __________ .

Steve invests $1,800 in an account that earns 3.7% annual interest, compounded continuously. What is the value of the account after 10 years? Round your answer