Thursday, November 4, 2010

Homework, November 4, 2010

Homework
Show you know

1) A triangle has side lengths of 12cm, 16cm, and 20cm.
a) What are the area of the three squares that can be drawn on the sides of the triangle?
b) Is the triangle a right triangle? Explain

2) The sides of a right triangle is 9cm, 12cm, and 15cm.
a) Sketch a picture of the triangle. Draw a square on each side of a triangle.
b)
What is the area of each square?
c)
Write an additional statement using the areas of the 3 squares.


Answer

1) a) 144cm2=12cmx12cm
256cm2=16cmx16cm
400cm2=20cmx20cm
b) yes this triangle is a right triangle because it has a right angle (90 degrees)


2) a)



















b)


















c) a^2+b^2=c^2
12^2+9^2=15^2
144+81=225
225=225

10 comments:

  1. Good Job Louis! Your pictures were perfect. Your scribe was very neat and easy to read. But next time, you should of changed font colours even more.. But over all good job!

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  2. Jomer, you did a good job. Your information was good, and would easily explain the answers to people who needed to double-check their answers. But... for 1)a, it should be 'what *is* the area of...'. Also, to get the 'squared' sign, use alt+253. Like this: a²+b²=c². Good post.

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  3. Good job Louis! Your images were very easy to understand! Everything is nice and organized! Keep up the good work!

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  4. Good job Louis! Your post was nice and really easy to understand. I got the same answers as you. I think next time, you should add color and a link to the textbook website: http://ebook.mytextbook.ca/

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  5. Good job Louis! I like the pictures you made. Next time add more color to the picture. Overall Good Job!

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  6. Good Job Louis. I like the pictures you put. Next time putting a video and a link will be helpful. Other than that you did a great job.

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  7. Good jod Louis! The post was very neat and easy to understand. Maybe next time you should add some colour or a link.

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  8. Good job Louis! I liked your pictures. Although, you could have shown us how you got 2) b.

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  9. Great job Louis! I liked your pictures you have. Also your post was easy to read, and understand. I read meldricks post about useing alt, next time you might want to try that,it works. Overall great job!

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  10. Good job Louis. The post was very easy to read but if I was to do this post I think I would have put some colour on the important word to make the post more interesting.

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