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aksik [14]
2 years ago
12

Unit 1 Review

Mathematics
1 answer:
Rzqust [24]2 years ago
3 0

Answer:

403

Step-by-step explanation:

divide 2.75 and 1,1109 and you will get your answer

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Marie has a small copy of Renny Margaret's famous painting the Schoolmaster her copy has the dimensions of 2 inch by 1.5 in the
Alexandra [31]

Answer:

The answer is 743.4 square inches

Step-by-step explanation:

1. find the length-   2 x 40=80 cm

2. find the width-  1.5 x 40= 60cm

3. find area (Length x width)-  80 x 60= 4800 square cm

4. find length but in inches-   1in=2.54cm  length=80/2.54 = 31.5 inches

5. find width but in inches-  width= 60/2.54= 23.6 inches

6. Find area(length x width)-  31.5 x 23.6= 743.4 square inches

6 0
2 years ago
If 40% of the students in the class are boys, and if there are 15 girls in the class, then how many students are in the class? *
OleMash [197]

Answer:

25

Step-by-step explanation:

15/6.0=2.5

2.5x4=10

2.5x6=15

10+15=25

10 boys and 15 girls

6 0
2 years ago
Read 2 more answers
Please help me anyone, please
iVinArrow [24]

Answer:

C

Step-by-step explanation:

Chaz is 3 years younger than 4 times the age of his nephew

n is the age of the nephew.

4 times the age of the nephew.

So you now have 4n.

Now you gotta subtract 3 from 4n which gets you to choice C.

4n - 3

7 0
3 years ago
12. The roots of a quadratic are x = -5 and x = 3.
xxTIMURxx [149]
I am so happy that I am so sorry to be so happy for now I have no never ever been in the office and I have no idea how much you have the answer is 4
4 0
2 years ago
2. Let f(x) = 2x² + 2. Find each of the following:<br> a. f(-3)<br> b. f(6)<br> c. f(-1)<br> d. f(4)
r-ruslan [8.4K]

Answer:  The answers are in the steps please look carefully.

Step-by-step explanation:

To solve for each value input the value into the function and solve to find f(x)

A. f(-3) = 2(-3)^2 + 2

   f(-3)  = 2(9) + 2

    f(-3) = 18 + 2  

    f(-3) = 20

B.      f(6) = 2(6)^2 + 2

        f(6) = 2(36) + 2

        f(6) = 72+ 2

        f(6) = 74

C.      f(-1) = 2(-1)^2 + 2

        f(-1) = 2(1)  + 2

        f(-1)=  2 + 2

        f(-1) = 4

D.     f(4) = 2(4)^2 + 2

       f(4) = 2(16)  + 2

       f(4) = 32 + 2

       f(4) = 34

7 0
3 years ago
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