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nika2105 [10]
3 years ago
15

Help asap with Arcs! 30 Points

Mathematics
1 answer:
alexira [117]3 years ago
6 0
The answer is 15

these chords are congruent because the radius of the circle are perpendicular to the them
so we can find EF by making an equation:
3x + 5 = x + 35 \\ 3x - x = 35 - 5 \\ 2x = 30 \\ x = \frac{30}{2} = 15

so EF is = 3(15)+5=50
good luck
You might be interested in
A guy-wire is attached from the ground to the top of a pole for support. If the angle of elevation to the pole is 67° and the wi
m_a_m_a [10]
You can solve this problem and calculate the height of the pole, by following the steps below:
 
 Tan(α)=Opposite leg/Adjacent leg
 
 α is the angle of elevation (α=<span>67°).
</span> The opposite leg is <span>the height of the pole. Let's call it "x".
</span> Adjacent leg=137 feet
 
 When you substitute these values into the formula Tan(α)=Opposite leg/Adjacent leg, you have:
 
 Tan(α)=Opposite leg/Adjacent leg
 Tan(67°)=x/137
 
 You must clear the "x"
 
 x=137xTan(67°)
 x=322.75
 
 W<span>hat is the height of the pole?</span> 
 
 The answer is: The height of the pole is 322.75 feet.
5 0
3 years ago
Is my answer correct? If not could you plz show the explanation of how to solve some might think it’s easy !!!
Monica [59]

Answer:

1

Step-by-step explanation:

( 50 / 5² )² ÷ 4      (by PEDMAS, do the terms inside the parentheses first)

= [ (5 · 10) / (5 · 5) ]² ÷ 4      (the 5's cancel out in the numerator and denominator)

= [ (10) / (5) ]² ÷ 4

= [ 2 ] ² ÷ 4

= 4 ÷ 4

= 1

Hope this helps

7 0
4 years ago
rectangle A has a length of 24 meters and a width of 20 meters. rectangle B has the same area as rectangle A. the width of recta
blagie [28]
To solve this, first we'll find the area of the rectangle A,

Area=length × width
?=24m×20m
480m=24m×20m
480m squared=area of the rectangle A

now we'll find the width of rectangle B,
"the width of rectangle B is 12 meters less than the width of rectangle A",
20m-12m= 8m
8m=width of rectangle B

finally we'll find the length of rectangle B,
area of the rectangle B= 480msquared
width= 8m
length=? (to find this divide the area by the width)
480÷8=60m
length of the rectangle B=60m



7 0
4 years ago
Divide. give the quotient and remainder<br> 2746/6
KIM [24]

Answer:

On the image

Step-by-step explanation:

...............

6 0
2 years ago
Read 2 more answers
Can I have some help
ipn [44]
Itd be 1, because the other ones aren’t possible
6 0
3 years ago
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