lrnegrita8 lrnegrita8

01-05-2018
Mathematics

contestada

Find the surface area of the cylinder in terms of π.

See picture

a) 1008π in.2

b) 522π in.2

c) 360π in.2

d) 396π in.2

Find the surface area of the cylinder in terms of π See picture a 1008π in2 b 522π in2 c 360π in2 d 396π in2 class=

Respuesta :

jdoe0001 jdoe0001

02-05-2018

[tex]\bf \textit{total surface area of a cylinder}\\\\ SA=2\pi r(h+r)~~ \begin{cases} r=radius\\ h=height\\ -----\\ r=9\\ h=20 \end{cases}\implies SA=2\pi (9)(20+9) \\\\\\ SA=18\pi (29)\implies SA=522\pi [/tex]

Answer Link

Otras preguntas

Hey i need your help i attached it thank you so much!!! it is compare and contrast

Lily buys a sweater that is on sale for $42, which is 75% of the original price of the sweater. What was the original price of the sweater? A) $168 B) $31 C)

0.729 rounded by the nearest tenth

what is 20/100 in simplest form

Let f(x) = x - 2 and g(x) = x2 - 7x - 9. Find f(g(-1)).

What tribes used only one route to get to the Indian Territory?

factious : argumentative :: A. rhapsodic : critical B. efficacious : harmful C. beneficent : kindly D. facile : clumsy

A local grocery store is advertising a discount of 20% off a large bag of peaches which he normally cost $5

Did Benjamin Franklin prove that light is electric

Joseph is forming a three-dimensional figure using a net. The figure has six congruent square faces. What types of figure did he make?