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Algebra 10 Online
OpenStudy (anonymous):

PLEASE HELP!!! I really do not understand how to do this!!

OpenStudy (anonymous):

PLEASE HELP!!! I really do not understand how to do this and it is due tomorrow!! Activity 1: Researching Research the concepts of one- and two-point perspective and vanishing points in art. • Measure the lengths of the arrows shown at the right. What is the relationship between these lengths? How does this relate to your research on perspective? • Trace the four arrows at the right, moving the paper to the left after tracing the longest arrow so that it is further away from the others than it is now. What do you notice? • Make a simple drawing of three or more similar objects whose lengths can be represented by an arithmetic sequence. Write the corresponding arithmetic sequence, and a recursive or explicit formula for that sequence. Activity 2: Designing When a book is made, a designer or artist may change the size of an original sketch to fit the space available on a page. One way to change the dimensions of a sketch is to use graph paper with different size squares. • Draw a figure or design on a sheet of graph paper. Label this Figure 1 and record its approximate dimensions. • Enlarge the original figure by copying each portion of Figure 1, square by square, onto larger squares. Label this Figure 2 and record its dimensions. • Use a ratio to compare the dimensions of Figure 1 to the dimensions of Figure 2. If the same ratio is used to enlarge Figure 2, what would the dimensions of the new figure be? Draw this figure, label it Figure 3, and record its dimensions. • Explain why the lengths of the three figures form a geometric sequence. • Write a geometric sequence corresponding to these lengths, and a recursive or explicit formula for that sequence Activity 3: Analyzing Photographs are often cropped so that only part of the photograph remains. Th en, this cropped portion can be reduced or enlarged. Choose a photograph in a textbook. Place a piece of paper over the photograph, trace its original size, and draw a rectangle to indicate a portion of the photograph that you would like to crop. Draw a diagonal from the lower left corner to the upper right corner of the rectangular cropped area. If this diagonal is extended through the upper right corner of the cropped area, and a point selected anywhere along the diagonal or its extension, then the rectangle having the chosen point as its upper right corner (and the same lower left corner as the original cropped area) will have dimensions that are proportional to the dimensions of the cropped area. • Measure the dimensions and the length of the diagonal of the cropped area. • Write the first four terms of an arithmetic sequence that has the length of the diagonal of the cropped area as its first term. Using the terms of your sequence as diagonal lengths, find the four corresponding photo widths. What do you notice about this list of widths? • Write the first four terms of an geometric sequence that has the length of the diagonal of the cropped area as its first term. Using the terms of your sequence as diagonal lengths, find the four corresponding photo widths. What do you notice about this list of widths? https://www.connexus.com/content/media/621504-1132012-110216-AM-1919289153.pdf (These are the images you may need)

OpenStudy (31356):

Wow, that's a lot! lol

OpenStudy (31356):

I am pretty sure you can do this. :D

OpenStudy (anonymous):

IK my teacher assigned this while I was sick and it is due soon :( please help

OpenStudy (31356):

Oh, you should ask your teacher for help.

OpenStudy (anonymous):

when is it due?

OpenStudy (anonymous):

I cant she only works wednesday-friday--online school

OpenStudy (anonymous):

it is due monday

OpenStudy (31356):

Oh, online school.......

OpenStudy (anonymous):

yea

OpenStudy (31356):

So, what are you learning when you weren't sick?

OpenStudy (anonymous):

we were learning about sequences and patterns and stuff

OpenStudy (31356):

Oh okay, what grade level of Math is this?

OpenStudy (anonymous):

Algebra 2

OpenStudy (31356):

Oh, I am not sure about this then, I am in Algebra 1

OpenStudy (anonymous):

Oh that is ok, but can you find someone to help? I am desperate

OpenStudy (31356):

Sure, you can probably find the moderators or others with high-ranks

OpenStudy (31356):

Here I will tell them, okay?

OpenStudy (anonymous):

ok thanks :)

OpenStudy (31356):

Please help her, with her studies :D @jigglypuff314 ? @satellite73 ? @mathmale ? @robtobey ?

OpenStudy (31356):

Hopefully that will work?

OpenStudy (anonymous):

Yea hopefully

OpenStudy (31356):

@sourwing ?

OpenStudy (31356):

@campbell_st ?

OpenStudy (anonymous):

I really appreciate you trying to help @31356 :)

OpenStudy (31356):

My pleasure :D

OpenStudy (31356):

Feel free to write a testimonial :D

OpenStudy (31356):

I think it has something to do with proportions on #3

OpenStudy (31356):

Ans somewhat similar to #2 too

OpenStudy (anonymous):

yea me to but I need to complete 1 to move onto 3

OpenStudy (31356):

I have no clue what #1 is talking about, maybe because we are talking different levels of math.

OpenStudy (anonymous):

yea probs

OpenStudy (31356):

Sorry, I got to go. o.0

OpenStudy (anonymous):

ok bye @31356

OpenStudy (mathmale):

when I tried clicking on the link to your illustration, I was told by the web site that I'd have to log on first. Note that the first third of this problem, especially, refers to the diagrams, and asks you to measure various lengths. The great total length of these questions could mean hours of work, including clarifications, waits while you or someone else takes measurements, and so on. Unfortunately, not many of us online have that kind of time to spare. I have a number of suggestions: 1) find a way to share that illustration with the rest of us. 2) Explain to your teacher that you were sick (warning: you may have to prove this by showing a receipt for a prescription or doctor visit) and ask for a few days' more time in which to do the work. 3) especially if you're at home while you're sick, keep up with the work as best you can, especially in terms of opening and reading new homework assignments. 4) always go through assignments as soon as you get them, so that you can estimate how much time they'll take, so that you can budget your time accordingly. Sorry you were sick!

OpenStudy (anonymous):

aww thanks you and try this link then http://seps.wikispaces.com/file/view/P9Student.pdf/144408087/P9Student.pdf

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