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krok68 [10]
4 years ago
12

A central angle of a circle intercepts an arc of length 18 centimeters. The radius of the circle is 9 centimeters. What is the m

easure of the central angle in radians?
Mathematics
1 answer:
WITCHER [35]4 years ago
5 0

Answer:

.44444444

Step-by-step explanation:

πr²=full circumference

18/π(9)²=x/2π

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What is the value of x?
romanna [79]

Answer:

x = 8°

y = 6°

Step-by-step explanation:

Hello!

All 3 sides of the triangle are equal, indicating that it is an equilateral triangle. The rules of this particular triangle say that all angles are equal to 60°.

We can solve for x by setting the equation 7x+4 to 60.

<h3>Solve for x</h3>
  • 7x + 4° = 60°
  • 7x° = 56°
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The value of x is 8°.

We can go ahead and solve for y by setting that equation to 60°.

<h3>Solve for y</h3>
  • 8y + 12° = 60°
  • 8y = 48°
  • y = 6°

The value of y is 6°.

5 0
2 years ago
At the beginning of a snowstorm, Nathaniel had 5 inches of snow on his lawn.
vivado [14]

Answer:

In 5 hours he would have 7.5 inches of snow JUST from the snowstorm but the question says that he already had 5 inches in his lawn so that would make 12.5 inches of snow in 5 hours.

The second one says t, it doesn't state a number so lets assume the number is ten. So that's 5 more hours of constant snowfall, this makes our total be the sum of 12.5+7.5. This is equal to 20.

10 hours into the snowstorm Nathaniel had 20 inches of snow in his lawn.

Consider a brainliest if it helps :)

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3 years ago
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y= 2x+6. y= -2x-2
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4x+6= -2
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Alex Ar [27]
You need to subtract the bonus points form the final score: 91-4=87
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3 years ago
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