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Mathematics 21 Online
OpenStudy (anonymous):

What is the value of c, correct to one decimal place?

OpenStudy (anonymous):

OpenStudy (anonymous):

4.6 3.2 2.8 1.2 heres the answer choices

OpenStudy (countrygirl1431):

why is there two 2's for the answer choices?

OpenStudy (anonymous):

idk but thats what the question gave me and tbh idk how to do this at all

OpenStudy (countrygirl1431):

i havent done this in so long im trying to remember i use to be pretty good at this stuff

OpenStudy (anonymous):

im glad i have a friend that can help mainly because i only have like 2 friends and only one of them know how to do this

OpenStudy (countrygirl1431):

i think it has to do with the Pythagorean Thereom.

OpenStudy (countrygirl1431):

do u know how to do that?

OpenStudy (anonymous):

maybe and not really

OpenStudy (countrygirl1431):

ok hold on

OpenStudy (anonymous):

isnt it a2 + b2 = c2?

OpenStudy (countrygirl1431):

i dont thing so go here and see if this helps https://www.khanacademy.org/math/geometry/right_triangles_topic/pyth_theor/v/pythagorean-theorem

OpenStudy (anonymous):

idk how this problem can be solved by pythagorean theorem

OpenStudy (anonymous):

wait i think i got the answer but idk

OpenStudy (countrygirl1431):

pythagorean theorem is used to solve for triangles just me remembering how to do it is the problem

OpenStudy (anonymous):

wouldnt the answer be 1.2 cuz yiu got to square it to find the biggest section but then you aready have it wouldnt you have to start by eliminating everything that doubles it? or am i even making since idk lol

OpenStudy (countrygirl1431):

yeah that makes since

OpenStudy (anonymous):

but when i did it i got 27.4 im confused

OpenStudy (countrygirl1431):

but wouldnt u have to square 1.2

OpenStudy (anonymous):

i did and i got 2.4 and thats not a choice

OpenStudy (countrygirl1431):

you should have gotten 1.44

OpenStudy (anonymous):

its not pythagorean theoren its the law on cosins sorry internet went down

OpenStudy (countrygirl1431):

oh it looked so much like pythagorean theorem sorry

OpenStudy (anonymous):

its ok i asked my principle and he said that theres no right angle

OpenStudy (anonymous):

the answer was 3.2 and it confused me

OpenStudy (countrygirl1431):

lol ok im sorry

OpenStudy (anonymous):

lol its ok

OpenStudy (anonymous):

yay i passed the test lol :P

OpenStudy (countrygirl1431):

awesome!!!!!! :D

OpenStudy (anonymous):

ikr lol

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