Thursday, October 28, 2010

SCRIBE 1


SHOW YOU KNOW (page 82)
Write the prime factorization of each number. Which number is not a perfect square?
Explain how you know.

PRIME FACTORIZATION- a number written as the product of its prime factors.

45 is not a perfect square because it has an odd number of factors of 3 and 5.


TEXTBOOK QUESTIONS 1, 5, 10, and 16. (page 85 and 86)

1. Explain how to square the number 7.
answer:
To square number 7, multiply it to itself. Then you'll get 49.
7 x 7 = 49.

5. a) Determine the prime factorization of 4.
b) Is 4 a perfect square? Explain.
c) Draw the square and label it's side length.

answer:
a.)





b.)Yes, 2 appeared two times. If you multiply 2 to itself, you'll get 4.
c.)




10. Determine the area of a square with each side length.
a) 20
b) 17

answer:
a) 20 cm x 20 cm = 400 square units
b) 17 cm x 17 cm = 289 square units

15. EVALUATE.
a.) `square root 9
b.) `square root 25
c.) `square root 1600

answer:
a.) The square root of 9 is 3.
3 x 3 = 9 / 3 multiply by itself, you'll get 9.

b.) The square root of 25 is 5.
5 x 5 = 25 / 5 multiply by itself, you'll get 25.

c.) the square root of 1600 is 40.
40 x 40 = 1600 / 40 multiply by itself, you'll get 1600.

HERE ARE SOME VIDEOS TO HELP YOU:





HERE ARE SOME GAMING SITES YOU MAY WANT TO CHECK OUT:



LINKS:


4 comments:

  1. Great job Bennette! your scribe was very neat, organized & appealing. I liked how you added in colors for words, pictures, videos, and links! Keep it up :)

    ReplyDelete
  2. Good Job Bennette! I like how you put the video and the links.Your scribe is very neat and organized Keep Up The Goodwork!

    ReplyDelete
  3. Great job Bennette. your scribe was very neat, organized I liked how you added in colors, pictures, videos, and link. Keep it up.

    ReplyDelete
  4. Terrific job, Bennette! I like how your scribe is organized and easy to understand. A suggestion would be to take a picture of your work instead of using paint. But, you did a great job on your pictures. Keep it up!

    ReplyDelete

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