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Makovka662 [10]
3 years ago
7

What is the value of b?

Mathematics
1 answer:
Natalija [7]3 years ago
8 0
b=180-90-51=39
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Graham's monthly bank statement showed the following deposits and withdrawals.
pychu [463]

Answer:

622.27

Step-by-step explanation:

- $87.45 + (- $24.76) + (-17.29) = $-129.5

$143.87 + $348.90 = $492.77

492.77 - (-129.5) = 622.27

8 0
3 years ago
Hi pls help me!!! thank you
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Step-by-step explanation:

Circumference (C):

C = 2\pi r = 2\pi(5\:\text{ft}) = 31.4\:\text{ft}

Area (A):

A = \pi r^2 = \pi(5\:\text{ft})^2 = 78.5\:\text{ft}^2

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What is 3x^2+4-6x^2-18x+15=
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3 years ago
Math question please help
denpristay [2]

Answer:

a. 4

b. 132

Step-by-step explanation:

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6 0
3 years ago
Extra points// mathematics
timurjin [86]

Answer:

B

Step-by-step explanation:

Givens

a = 2 sqrt(3)

b = 3 sqrt(2)

c = ?

Formula

a^2 + b^2 = c^2

Solution

  • (2sqrt(3))^2 = 2*2 * sqrt(3)*sqrt(3)
  • (2sqrt(3))^2  = 4 * 3
  • (2sqrt(3))^2  = 12
  • (3sqrt(2))^2 = 3 * 3 * sqrt(2)*sqrt(2)
  • (3sqrt(2))^2 = 9 * 2
  • (3sqrt(2))^2 = 18

(2sqrt(3)^2 + 3sqrt(2)^2 ) = c^2

4*3 + 9*2 = c^2

12 + 18 = c^2

c^2 = 30

sqrt(c)^2 = sqrt(30)

c = sqrt(30)

Answer

B

4 0
3 years ago
Read 2 more answers
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