Kaydenceivana Kaydenceivana
  • 01-02-2021
  • Mathematics
contestada

The cylinder has a surface area of 972cm. Find x. Round to the nearest whole number.
diameter: 2x
height: 5x

Respuesta :

amndebater16
amndebater16 amndebater16
  • 01-02-2021

Answer:

A= 2pirh +2pir^2

972=2 x pi x x x 5x + 2 x pi x x^2

972= 31.4x^2 + 6.28x^2

972=37.68x^2

x^2= 972/37.68

x^2=25.796

x= 25.796 square root

x= 5

Answer Link
lorehy lorehy
  • 01-02-2021
X = 5
im pretty sure i did this.
Answer Link

Otras preguntas

Point A is on the ground, and points B and C are h = 20 meters above the ground. Point B is directly above point A, and point C is L = 40 meters away from point
Solve using substitution. y = 7x + 3 y = 6x + 4(_ , _)
if f(x) = 13 when f(x)=5x -√8, find x.
Find the coordinates of the midpoint of HX1H4-1X34324
10 ex 9 10 ex 3 simplified
The graph shows the distance Kendrick walks in different lengths of time.How many kilometers does Kendrick walk per hour?5kilometersHow long does it take Kendri
A metal plate has the form of a quarter circle with a radius of R = 106cm . Two 3 cm holes are to be drilled in the plater r = 95cm from the corner at 30 degree
Select all of the scenarios below that correctly identify the independent variable. A. Charlie gets paid by the hour. The number of hours he works is the indepe
choose 2 parabolas from the equation, one opening up and one opening down. Then Find the equation of one of your chosen parabolas in vertex form and then in sta
Determine whether the given statement is true or false b ∈ {a,b,c}