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Phoenix [80]
3 years ago
8

How do u do this question:(

Mathematics
2 answers:
aksik [14]3 years ago
5 0
C=3.14r^2 that's the formula a
Flura [38]3 years ago
4 0
The formula for the circumference of a circle is...

C=2rπ  were r is the radius of the circle

plug in the data

C=2(1)π
C=2π   (i used π and not 3.14)
C=6.28
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Find the slope the line passing thru (8,4) and (9,-2)
Inessa05 [86]
Answer = -1/6
Solutions in the picture attached

6 0
3 years ago
Please i need this fast and a explanation
svp [43]

9514 1404 393

Answer:

  any real number

Step-by-step explanation:

The value of 7^0 is 1, so the equation is ...

  1^x = 1

This is true for any value of x. Possible values of x are "any real number."

5 0
3 years ago
What numbers multiply to 6 and add up to 9
Nookie1986 [14]
Xy = 6
x + y = 9

     x + y = 9
x - x + y = -x + 9
           y = -x + 9

                                          xy = 6
                                x(-x + 9) = 6
                            x(-x) + x(9) = 6
                                 -x² + 9x = 6
                            -x² + 9x - 6 = 0
              -1(x²) - 1(-9x) - 1(6) = 0
                       -1(x² - 9x + 6) = 0
                                 -1           -1
                             x² - 9x + 6 = 0
                             x = -(-9) ± √((-9)² - 4(1)(6))
                                                 2(1) 
                             x = 9 ± √(81 - 24)
                                            2
                             x = 9 ± √(57)
                                        2
                             x = 4.5 ± 0.5√(57)

                       x + y = 9
   4.5 ± 0.5√(57) + y = 9
- (4.5 ± 0.5√(57))    - (4.5 ± 0.5√(57))
                             y = 4.5 ± 0.5√(57)
                       (x, y) = (4.5 ± 0.5√(57), 4.5 ± 0.5√(57))

The two numbers that multiply to 6 and add up to 9 are 4.5 ± 0.5√(57).
6 0
3 years ago
Ms. Tyson has a part time job selling cars. She earns a commission of 0.6% on all her sales. If her sales for last week was $281
In-s [12.5K]

Based on the information given her commission check is $1,689.8.

Using this formula

Commission check=Commission earned× Sales

Where:

Commission earned=0.6% or 0.006

Sales=$281,634

Let plug in the formula

Commission check= 0.006×$281,634

Commission check=$1,689.8

Inconclusion  her commission check is $1,689.8.

Learn more here:brainly.com/question/24030244

8 0
3 years ago
Trapezoid A B C D is shifted down and to the left to form trapezoid A prime B prime C prime D prime. Trapezoid A prime B prime C
iVinArrow [24]

Answer:

d

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
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