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Veronika [31]
3 years ago
13

I need help please and thank you no links

Mathematics
1 answer:
Phantasy [73]3 years ago
8 0

Answer:

5x-15=2x+21

5x-2x=21+15

3x=36

x=12

b= 45°

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Can anybody please help?
seropon [69]

Area of the shaded region = Area <span>of a square - Area of a circle
</span>
Side of a square = 2r
Area of a square = (2r)² = 4r²

Area of a circle = πr²

Area of the shaded region = 4r² - πr² = r²(4-π)

3 0
3 years ago
I need help! Really bad a math.​
Alex17521 [72]

Answer:

-72

Step-by-step explanation:

Substitute -4 in the equation

h(-4) = -20 + 13(-4)

h(-4) = -20 + -52

h(-4) = -72

-72 is the final answer

8 0
3 years ago
Read 2 more answers
Nate’s mother wanted to buy some jewelry until she found out it was marked up 400%. If the original jewelry cost $100, what was
Elena-2011 [213]
Turn 400% into decimal which is 4. If you know doctor pepper then u should already know how to turn deciaml into percent and percent into decimal.
Now, u multiple 4 times 100 which would give u 400 and then 400 plus the 100 which would give u 500
Answer: $500
Hope this help
4 0
3 years ago
What is the multiplier?<br><br>A. 0.123<br><br>B. 0.111<br><br>C. 9<br><br>D. 81​
amm1812

Answer:

it is eather d or b

Step-by-step explanation:

7 0
3 years ago
On a coordinate plane, a line is drawn from point J to point K. Point J is at (1, negative 10) and point K is at point (7, 2). W
nevsk [136]

Answer:

The point that divides the directed line segment from J to K into a ratio of 5:1 is (6, 0), its y-coordinate is 0.

Step-by-step explanation:

We take J as point one, with coordinates (x1, y1) = (1, -10) and K as point two with coordinates (x2, y2) = (7, 2)

The "run" is the change in the x-coordinates:  x2 - x1 = 7 - 1 = 6

The "rise" is the change in the y-coordinates: y2 - y1 = 2 - (-10) = 12

For the partition ratio, let the numerator = a and the denominator = b.

The coordinates of the point P (x, y), which divides the directed line segment from J to K into a ratio of 5:1 is:

x = x1 + a/(a+b)*run

x = 1 + 5/(5+1)*6

x = 6

y = y1 + a/(a+b)*rise

y = -10 + 5/(5+1)*12

y = 0

5 0
3 years ago
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