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ValentinkaMS [17]
2 years ago
12

15. A private swimming club

Mathematics
1 answer:
Juliette [100K]2 years ago
5 0

Answer:$11.00

Step-by-step explanation:

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A(x-b)+bx+c=a, if a ≠ -b
Elena L [17]

Answer

x³ +4x²+7x+2

Step-by-step explanation:

3 0
3 years ago
How many lines of symmetry does a regular decagon have?<br><br> 8<br><br> 10<br><br> 11<br><br> 12
bixtya [17]
The number of sides is the same as the number of lines of symmetry and the order of rotational symmetry.

So, a regular decagon would have 10 lines of symmetry.
6 0
3 years ago
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Is 12 rational or irrational ​
wlad13 [49]

Answer: Rational

Step-by-step explanation: 12 is a rational number because it can be expressed as the quotient of two integers: 12÷ 1

5 0
3 years ago
In ΔABC, ∠CAD = 22° and segment CB = 15 cm. If the cos of 22° = 0.9272, then the sin of ∠C = _______.
rusak2 [61]
Your answer is B. 0.9272. Hope I was able to help!
3 0
3 years ago
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Solve for x <br><br> (5x-1) 8x
trapecia [35]

Answer:

x = 7

Step-by-step explanation:

Given is the figure of a kite.

Opposite sides are equal... (given)

Since, measures of the angles opposite to equal sides are equal.

Also, diagonals of a kite interests at right angles.

Therefore,

8x \degree + (5x - 1) \degree + 90 \degree = 180 \degree \\  \\  (8x + 5x - 1) \degree   = 180 \degree -  90 \degree\\  \\(13x - 1) \degree   = 90 \degree\\  \\ 13x - 1 = 90 \\  \\ 13x = 90 + 1 \\  \\ 13x = 91 \\  \\ x =  \frac{91}{13}  \\  \\ x = 7

Therefore,

5 0
3 years ago
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