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NARA [144]
3 years ago
7

If angle a = 15 degrees, what does angle b equal

Mathematics
2 answers:
vlabodo [156]3 years ago
6 0

Answer:

75 degrees.

Step-by-step explanation:

Both angles are complementary angles.

They add up to 90 degrees.

90 - 15 = 75

Rzqust [24]3 years ago
6 0

Answer:

90=b+a

90=b+15

Therefore

90-15=b

B=75 degrees

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R=5(CA−0.3) solve for c
Maurinko [17]
R = 5(CA - 0.3)

<span>Multiply everything in the parenthesis by 5.</span>

R = 5CA - 1.5

Add 1.5 to both sides

1.5 + R = 5CA

Divide 5A on both sides.

C = 1.5 + R / 5A

Hope this helps!

4 0
3 years ago
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If the quadratic equation x2 - 12x + 11 = 0 is rewritten in the form (x - p)2 = q , what is the value of q?
Cloud [144]

Answer:

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Step-by-step explanation:

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On the calculator, click on the graph of y = 3x and trace to view the coordinates. When the x-coordinate is 4, what is the y-coo
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4 years ago
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How to solve<br><br> 10x^2-25=x^2
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You can actually square root both sides of the equation:

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3 years ago
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It takes Andrew 720720720 seconds to take a shower. He spends an additional 420420420 seconds eating breakfast. How many minutes
Brilliant_brown [7]

Answer: 19 minutes

Step-by-step explanation:

Here is the complete question:

takes Andrew 720 seconds to take a shower. He spends an additional 420 seconds eating breakfast.

How many minutes does it take Andrew to take a shower and eat breakfast?

From the question, we are told that Andrew spends 720 seconds to take a shower and also spends an additional 420 seconds eating breakfast. The total time spent by Andrew will be:

= 720 seconds + 420 seconds

= 1140 seconds

We will then convert 1140 seconds to minutes. We should note that 60 seconds = 1 minute. Therefore,

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Andrew uses 19 minutes to take a shower and eat breakfast.

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