joelalexjohn joelalexjohn

01-01-2018
Mathematics

contestada

what is the total surface area of a cylinder whose length is twice the radius

Respuesta :

tynollette tynollette

01-01-2018

lateral surface area of a cylinder: 2πrh, r is the radius, h is the height.
area of the top and bottom circle: πr²
when h=2r, the total surface area is:
2πr(2r)+πr²+πr²=6πr²
the answer is 6πr²

Answer Link

Otras preguntas

Hello how do you solve for x a= x-b/y

Im not quite sure how to answer this question... A 1000kg rocket is moving at a constant velocity in deep space; it is moving at 40 meters/second when its burne

how do you solve the equation 2s+3=14s

Find the remainder when 2x^4-6x^3+2x^2-x+2 is divided by x+2

How do you write I am 10 years old in japenese ( hiragana )

What does it mean when Brutus says: "Into what dangers would you lead me, Cassius... that you would have me seek into myself...for that which is not in me?

Ryker is given the graph of the function y= 1/2x^2 - 4 . He wants to find the zeros of the function but is unable to read them exactly from the graph. Find the

Im not quite sure how to answer this question... A 1000kg rocket is moving at a constant velocity in deep space; it is moving at 40 meters/second when its burne

A uniform wire is cut into 4 segments. Each segment is twice as long as the earlier segment. If the shortest segment has a resistance of 4 ohm, find the resista

how do you solve the equation 2s+3=14s