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Veseljchak [2.6K]
3 years ago
15

Everyone of theses is a factor of 1989 except:

Mathematics
2 answers:
dsp733 years ago
7 0
The answer is c, because 1989/11 isnt a whole number

[answers]

a.) 1989/3=663
b.) 1989/9=221
c.) 1989/11=180.82 *right answer
d.) 1989/221=9

Sunny_sXe [5.5K]3 years ago
5 0
1,3,9,13,17,39,51,117,153,221,663, and <span>1989 are factors of 1989. 

C) 11 is not one of them. </span>
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Angle G is a circumscribed angle of circle E. Major arc FD measures 280°.
mixer [17]

Answer:

The answer is 40°

Step-by-step explanation:

Solution

Now,

The Measure of major arc FD = 280°

Thus,

One complete angle measure 360°

Then

m∠FED = 360 - 180

m∠FED = 80°

Thus,

FE = DE ( the same circle Radius)

∠EFD = ∠EDF (  opposite angles to equal sides are equal)

Now

Applying angle sum property of a triangle in ΔEFD

∠EFD + ∠EDF + ∠FED = 180°

∠EFD + ∠EFD + 80 = 180

2∠EFD = 100

∠EFD = 50°

Hence, GF is tangent to the circle and the tangent always make right angles with the radius of the circle.

∠EFG = 90°

∠GFD + ∠EFD = 90°

∠GFD + 50 = 90

∠GFD = 40°

Therefore, The measure of the angle GFD is 40°

8 0
3 years ago
Read 2 more answers
What is 50 plus 30 divided by 4
Aloiza [94]

Answer: 57.5

Step-by-step explanation: The first thing you need to know about the order of operations is that multiplication and division come before addition and subtraction.

So in this problem, we are going to divide before we add.

Since 30 divided by 4 is 7.5, our next step will read 50 + 7.5 and 50 + 7.5 simplifies to 14.

6 0
3 years ago
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Please help, much needed. A lot of points
svetoff [14.1K]

Answer:

A. -9

Step-by-step explanation:

If one of the variables were negative than, it would not be able to equal 2/7.

8 0
2 years ago
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Help! Need help fro #16-#20.. it’s due tomorrow!!!
evablogger [386]
Go to that app that u can scan the bar code for the book and then it appears the answers
6 0
3 years ago
Find last​ year's salary​ if, after a 5 %5% pay​ raise, this​ year's salary is $ 33 comma 075$33,075.
Anvisha [2.4K]
$33,075 = 0.05S + S

$33,075 = 1.05S


$33,075/1.05 = 1.05S/1.05


S= $31,500


Check


$31,500 * 5% = $1575 + $31,500 =$33,075
8 0
3 years ago
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