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abruzzese [7]
4 years ago
13

A person on earth is observing the moon which is

Mathematics
1 answer:
ExtremeBDS [4]4 years ago
6 0
As the moon's diameter is straight, the distance from the observer to the moon and the diameter are at 90°, subtending an angle at the viewer's eye. This is:
tan∅ = diameter / distance
tan∅ = 2160 / 238,860
∅ = 0.52°
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9+6a <br> a=7 <br> what is the answer to this expression?
Goryan [66]
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3 years ago
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Equivalent to(3-5b)2
Arte-miy333 [17]

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Step-by-step explanation:

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3 years ago
Write the standard form of the equation of the line that passes through (-2, -3) and (2,-5).
Naily [24]

Answer:

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Step-by-step explanation:

By standard form, I'm assuming you mean slope-intercept form, which is y=mx+b. First, we need to find m, or the slope. To do this, we need to plug it into this equation: m= y2-y1/x2-x1. We can rewrite this with our two points, so we make it into m= -5+3/2+2. I did plus signs because if you subtract a negative number from a number, it has the same effect as addition does. Now, we have m= -2/4, which we can simplify to -1/2. Now, we have y=-1/2x+?. Now, let's plug in the numbers in slope-intercept form. I'll choose the ordered pair (-2, -3) for this example. Now that I've plugged the numbers in y=mx+b form (slope-intercept form), we have -3=(-1/2⋅-2)+b. Now, we solve it. First, we do the problem in the parenthesis, from that, we get 1. Now, we have -3=1+b, let's subtract 1 from both sides. Now, we have -4=b. That means our y-intercept is -4. Let's plug this back in the equation. We get y=-1/2x-4. I hope this helps!

5 0
3 years ago
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guajiro [1.7K]

Answer:

33:100- 6:4- 5:3- 11/3

Step-by-step explanation:

First turn into even fractions

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Then look at the numbers.

7 0
3 years ago
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weeeeeb [17]

Answer:

C

Step-by-step explanation:

I think it is C. Sorry if I'm wrong.

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