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Ganezh [65]
3 years ago
13

Steven has 14 steel balls of equal weight. If he puts 9 of them in one pan of a pan balance and the rest along with a weight of

20 grams in the other pan, the pans balance each other. What is the weight of one steel ball?
Mathematics
1 answer:
nikklg [1K]3 years ago
7 0

Answer:

answer os 5 grams

Step-by-step explanation:

i took the test

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Andy completes the square for the equation x2 + 6x - 8 = 0. Which of the following equations reveals the vertex of the parabola?
Stolb23 [73]
If the equation x^2+6x-8 has undergo completing the square, the answer would be:
x^2+6x-8

x^2+6x+9-8-9
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3 0
2 years ago
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Find the values of the six trigonometric functions of 0
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Step-by-step explanation:

sin theta = 12/13

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8 0
3 years ago
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Dominik [7]

I can give you a link  https://youtu.be/aUy-_WnEV30 . I hope this answers your problem, and gives you greater insight. Sorry I couldn't do more :(

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3 years ago
Juan bought 4.5 lbs of coffee for $7.98 per lb. Sales tax is 6%. What was the total amount Juan paid for the coffee?
Nataly_w [17]

Answer:

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Step-by-step explanation:

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7 0
3 years ago
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Can someone explain how you got the answer!!
gavmur [86]

9514 1404 393

Answer:

  20 square units

Step-by-step explanation:

The area is given by the formula ...

  A = bh

where b is the base of the parallelogram, and h is the perpendicular distance between the parallel bases. Using the numbers from the figure, we have ...

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_____

<em>Additional comment</em>

You will notice this is the same formula as is used for a rectangle. You can consider the parallelogram to have the same area as a rectangle of these dimensions if you look at what happens when you cut the right triangle from the right end and add it to the left end. The result is a rectangle 5 units wide and 4 units high.

The same formula applies even if the skew is so great that the bases do not overlap. (That much skew would not result in a triangle of the kind shown in this diagram.)

6 0
2 years ago
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