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masya89 [10]
3 years ago
15

Solve for the value of r.

Mathematics
1 answer:
wel3 years ago
5 0

Answer:

14

Step-by-step explanation:

The two given angles are opposite angles and opposite angles always have the same measure. Knowing this, we can construct the following equation:

7r+6=8r-8

Subtract both sides by 6

7r+6-6=8r-8-6

7r=8r-14

Subtract both sides by 8r

7r-8r=8r-14-8r

-r=-14

Divide both sides by -1

r=14

I hope this helps!

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Find the value x and write the property used here.
Serga [27]

Step-by-step explanation:

Soln,

Here,

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so,y=70°

Now,

x=?

so,

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or,x+70°=180°

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x=110°

THEREFORE,x=110°

solved!

6 0
3 years ago
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there are 76 birdhouses, if 4 birdhouses are occupied, how much percent of the birdhouses are occupied?
Llana [10]
To find the percent of the birdhouses occupied, divide the number of occupied birdhouses by how many birdhouses there are in total:

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5.26% of the birdhouses are occupied.
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3 years ago
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A box plot is shown. The left-most point on the plot is 20 and the right-most point is 95. The box is labeled 35 on the left edg
Dennis_Churaev [7]

"The box plot tells us about the lower limit, first quartile, median, third quartile, and upper limit.

Step-by-step explanation:

Box plot:

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From the information given, we can say that:

The left-most point on the plot is 20 and the right-most point is 95 which means 20 and 95 are the lower and upper limit respectively. The box is labeled 35 on the left edge and 60 on the right edge which means 35 is the first quartile and 60 is the the third quartile. A vertical line is drawn inside the rectangle at the point 55 which means 55 is the median of given data. We cannot know about the mean of data with the given information."

(this is kind of an answer, I hope it's helpful)

8 0
3 years ago
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what transformations always produce congruent figures? explain. What transformations only sometimes produce congruent figures? e
kifflom [539]
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The transformation that sometimes produce congruent figures is dilation. It can be enlargement or contraction. 

rule: (x,y) → (x+4,y+8)
5 0
3 years ago
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Y_Kistochka [10]

Answer:

false

Step-by-step explanation:

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true statement

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6 0
3 years ago
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