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Mathematics 7 Online
OpenStudy (anonymous):

A company is looking to design a new cover for their smartphone. The scale drawing of the design is shown below. The coordinates of the actual cover are: A' (22, 0); B' (0, 0); C' (0, 44); D' (22, 44). Is the design of the cover similar to the actual cover? a. Yes; the corresponding sides are proportional. b. No; the corresponding sides are not proportional. c. Yes; the corresponding angles are proportional. Incorrect d. No; the corresponding angles are not proportional. Picture below

OpenStudy (anonymous):

OpenStudy (anonymous):

I think it is B?

OpenStudy (fibonaccichick666):

compare the length of each set of sides, are they the same proportion all around? that will tell you if it is scale or not

OpenStudy (anonymous):

Is it A? @FibonacciChick666

OpenStudy (fibonaccichick666):

First tell me the proportions

OpenStudy (anonymous):

Well I don't really know. Help please? @FibonacciChick666

OpenStudy (anonymous):

It's A. They're all in proportions. Could you help me with two others?

OpenStudy (fibonaccichick666):

alright if you say so, if you don't tell me what they are, I cannot tell you it is correct

OpenStudy (anonymous):

Well I is the same because it stayed at 0,0 J stayed at 0 forr the X but for the Y 16/4=4 4 isnt the same as 0 so doesnt it have to be B?

OpenStudy (anonymous):

@FibonacciChick666

OpenStudy (fibonaccichick666):

So why don't you label the lengths of each side, then make the proportions as seen in the link

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