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ZanzabumX [31]
2 years ago
7

Find the measure of the arc or central angle indicated. Assume that lines which appear to be diameters are actual diameters.

Mathematics
1 answer:
vfiekz [6]2 years ago
8 0

The measure of the Central Angle indicated is; 45°

<h3>How to find the central angle of a circle?</h3>

The central angle will be the angle subtended at the center by arc FE and arc CB.

Now, we see that angle ∠FOB = 135° and since we know that sum of angles on a straight line is 180°, then we can say that;

Central Angle = 180° - 135° = 45°

Angle subtended by Arc CD at the center is;

θ = 180 - (81 + 45)

θ = 54°

Read more about Central Angle at; brainly.com/question/17074363

#SPJ1

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Anlatarak cozmicekseniz cevaplamayin:) ​
expeople1 [14]
Wish I could help! But maybe one day I can and hopefully there’s someone on here that and assist you!
8 0
3 years ago
A rectangular garden is 6 feet long and 4 feet wide. A second rectangular garden has dimensions that are double the dimensions o
yKpoI14uk [10]

Answer:

  100%

Step-by-step explanation:

When the dimensions double, the perimeter doubles.

The percent change can be found from ...

  percent change = ((new value)/(old value) -1) × 100%

Filling in your values, you have ...

  percent change = ((2×(old perimeter))/(old perimeter) -1) × 100%

  = (2 - 1) × 100%

  = 100%

The perimeter increases by 100% from the first garden to the second.

4 0
3 years ago
What will be the new position of the given point after rotating 180 about the origin
leva [86]

Answer: a) First quadrant


Step-by-step explanation:

From the given picture, the position of the given point is in third quadrant.

Every point in third quadrant are in the form of (-a,-b), where a and b are any positive numbers [both x and y axis are negative there]

Also after rotation of 180° the point (x,y) will map to (-x,-y)

therefore, after rotation of 180° the point (-a,-b) will map to

(-(-a),-(-b))=(a,b), where a and b are any positive numbers

Thus, the coordinate of image point =(a,b)

Since both x and y coordinate of the image are positive therefore it must lie in the first quadrant.

4 0
3 years ago
Read 2 more answers
If y = 2sinx, what is the amplitude?
IgorC [24]

Answer:2

Step-by-step explanation:

The amplitude is the coefficient of sinx, therefore the amplitude is 2

8 0
3 years ago
Read 2 more answers
PLEASE HELP FAST
IceJOKER [234]

-4,-9 I took the test and got the same answer.

3 0
3 years ago
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