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SAT Math 10.1 Geometry and Measurement 327 Views


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Description:

SAT Math 10.1 Geometry and Measurement. How many cans of paint are needed?


Transcript

00:00

Hurry and here's your shmoop du jour brought to you

00:04

by square feet And you thought you had a tough

00:07

time finding shoes that fit All right Well a campaign

00:10

will cover sixty square feet How many cans of paint

00:13

do you need to buy Tow Have enough paint to

00:16

cover a wall Five feet three inches by thirty six

00:20

feet Six inches You got it All right Well after

00:25

we figure out the differences between eggshell and crew well

00:29

we need to figure out just how many square feet

00:31

of wall we need to cover All right Problem gives

00:34

the dimensions and feet and inches So we've got to

00:36

start by converting all of it in defeat Well we

00:39

know that there are twelve inches in a foot That

00:42

means five feet Three inches equals five point two five

00:45

feet and thirty six feet six inches equals thirty six

00:49

point five feet Now all we have to do to

00:51

get the square footage of our wall is multiply our

00:54

converted numbers together So we get five point two five

00:57

feet times thirty six point five feet equals one hundred

00:59

ninety one point six to five feet squared Great Now

01:03

Each paint can can wait Let's try that again Each

01:07

can of paint can cover sixty square feet so we

01:11

just divide a hundred eighty one point six to five

01:13

by sixty and we find that we'll be using three

01:16

point One nine three seven five cans of paint But

01:20

for our final answer we'll have to round that up

01:22

to four You got Apparently hardware store workers get grumpy

01:25

when you try to buy a fraction of a can

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