Using the greatest possible error find the difference between the maximum and minimum areas of a garden measuring 18 ft by 36 ft.

Question

ganeshie8 · Answer

the given measurements are rounded to nearest unit place,
that means greatest possible error = $\pm 0.5$

ganeshie8 · Answer

calculate area wid minimum dimensions
calculate area wid maximum dimensions
subtracct

ganeshie8 · Answer

Area wid minimum dimensions =  $17.5  \times    35.5$

ganeshie8 · Answer

Area wid maximum dimensions =  $18.5  \times    36.5$

ganeshie8 · Answer

difference in areas = $\large   (18.5  \times    36.5) -   (17.5  \times    35.5)$

ganeshie8 · Answer

plugin to ur calculator

ganeshie8 · Answer

let me knw if somthing doesnt make sense :)

anonymous · Answer

totally dont get it

anonymous · Answer

ty though

ganeshie8 · Answer

which part is throwing u off ?

ganeshie8 · Answer

never heard of 'greatest possible error' before ?

anonymous · Answer

right

ganeshie8 · Answer

http://www.phschool.com/atschool/academy123/english/academy123_content/wl-book-demo/ph-170s.html go thru that short video, and u may come back and ask if u dont get something. be specific ok ? saying 'i totally dont get it' wont give me clue where exactly u have problem in understanding :/

anonymous · Answer

tnx watched video ...i understand it better/:)

ganeshie8 · Answer

good to hear :) so wil u try going thru above work.. and see if it looks okay now ha ?

anonymous · Answer

yes got 54

anonymous · Answer

ty

ganeshie8 · Answer

let me check quick..

ganeshie8 · Answer