4 years ago

Sa=2πr²+2πrh solve for h

Mathematics

1 answer:

oksian1 [2.3K]4 years ago

8 0

SA = 2πr²+ 2πrh
SA- 2πr² = 2πrh 
therefore, h= (SA- 2πr²) / 2πr

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Zack, teri, and paco combined the foreign stamps from their collections for a stamp show. out of their collections. 3/10 of zack

babymother [125]

The complete question in the attached figure

Let
Z---------------- > number of zacks stamps collections for a stamp show
T---------------- > number of teri's stamps collections for a stamp show
P--------------- > number of pacos stamps collections for a stamp show
we know that
Z=(3/10)*30-----------> Z=9
T=(5/6)*18------------ > T=15
P=(3/8)*24------------->P=9

the answer is
number of zacks stamps collections for a stamp show was 9
number of teri's stamps collections for a stamp show was 15
number of pacos stamps collections for a stamp show was 9
In their display were 33 stamps