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November 26, 2014

Homework Help: 7th grade math Ms. Sue please

Posted by Delilah on Wednesday, October 24, 2012 at 6:27pm.

2.
Shelly sews a blanket that has an area of 170 square feet. It has 30 square blocks, each the same size. What is the approximate length of each side of a block? (1 point)

1 foot
2 feet
3 feet
4 feet

3.
Which of these numbers can be classified as irrational? (1 point)

1 over 2
square root 16
0.73737373 . . .
0.87546201023 . . .

4.
Which of these nonterminating decimals can be converted into a rational number? (1 point)

0.874387438743 . . .
0.0000100020003 . . .
5.891420975 . . .
10.07401259 . . .

5.
An example of a rational number is____. (1 point)

negative square root 16
square root 27
negative square root 2
square root 57

6.
If point A is located at (0, 8) and B is located at (4,5), what is the distance between them? (1 point)

5
6
7
8

7.
Which two square roots are used to estimate square root 67? (1 point)

square root 36 and square root 49
square root 49 and square root 64
square root 64 and square root 81
square root 81 and square root 100

8.
An estimate for square root 14 is _____. (1 point)

3.1
3.2
3.7
4.2

9.
Jaquie is digging a square area in her backyard for a vegetable garden. If the area is 224 square feet, what is the approximate length in feet of one side of her garden? Round to the nearest integer. (1 point)

15
14
13
12

10.
Four students worked to find an estimate for square root 22. Who is closest to finding the true estimate? (1 point)

Tiffany: "Use square root 16 and square root 25 to estimate."
Todd: "I use square root 9 and square root 16."
Trenton: "It should be square root 21 and square root 23."
Fredrica: "Use square root 25 and square root 36 to get the estimate."


Can you check my answers please? Can you help me on 2 and 6 please?

2. ????
3. 0.87546201023 . . .
4. 10.07401259 . . .
5. -16 square root
6. ?????
7. 64 square root and 81 square root
8. 3.7
9. 15
10. Tiffany

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