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xxTIMURxx [149]
3 years ago
11

Please help me with this

Mathematics
2 answers:
S_A_V [24]3 years ago
4 0

Answer:

x = 4.4 in

Step-by-step explanation:

The segment from the centre of the circle to the chord is a perpendicular bisector, hence

7.4 ÷ 2 = 3.7

Consider the right triangle with legs 3.7 and 2.4 and hypotenuse x

Using Pythagoras' identity in the right triangle, then

x² = 2.4² + 3.7² = 5.76 + 13.69 = 19.45

Take the square root of both sides

x = \sqrt{19.45} ≈ 4.4 in

mezya [45]3 years ago
3 0

Answer:

4.4 in

Step-by-step explanation:

If a radius is perpendicular to a chord, it bisects that chord. You can use Pythagorean theorem here

{3.7}^{2}  +  {2.4}^{2}  =  {x}^{2}

Once solved you'll find x to be roughly 4.4 in

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I need help ASAP! Plz ( Thank You )
Assoli18 [71]

Answer:

6a) x = -6

Let's solve your equation step-by-step.


14= 2x + 26


Step 1: Flip the equation.


2x + 26 = 14


Step 2: Subtract 26 from both sides.


2x + 26 − 26 = 14 − 26


2x = −12


Step 3: Divide both sides by 2.


2x/2 = −12/2


x=−6

--------------------

7a) x = 4.25

Let's solve your equation step-by-step.


−30 =4 − 8x


Step 1: Simplify both sides of the equation.


−30 = 4 − 8x


−30 = 4 + −8x


−30 = −8x + 4


Step 2: Flip the equation.


−8x + 4 = −30


Step 3: Subtract 4 from both sides.


−8x + 4 − 4 = −30 − 4


−8x = −34

x=17/4 (Decimal: 4.25)

---------------------------------

8a) x = 8

Let's solve your equation step-by-step.


3(x − 4) = 12


Step 1: Simplify both sides of the equation.


3(x − 4) = 12


(3)(x) + (3)(−4)= 12(Distribute)


3x + −12 = 12


3x − 12= 12


Step 2: Add 12 to both sides.


3x − 12 +1 2 = 12 + 12


3x = 24


Step 3: Divide both sides by 3.

3x/3=24/3

x=8


3 0
4 years ago
What is measure of angle D?<br>pls provide explanation​
liubo4ka [24]
130 (hsjdjcjcjdjjxxjxjjxjzjsjsjsjak)
8 0
3 years ago
Micheal earns $87 for 15 hours of part time work. How long must he work to earn $135
tatiyna

Answer:

23.28 hours

Step-by-step explanation:

He earns 5.8 per hour of part-time work. You can find this by doing 87/15
Because we now know that he earns 5.8 per hour we can just do 135/5.8 (23.28) < this is rounding to the nearest hundreth

3 0
3 years ago
The function gx is defined as gx=6x^2+23x-4,when does g(x)=0
VMariaS [17]

The given function is

g(x) = 6x^2 +23x-4

And we have to find the value of g(0), and for that we put 0 for x in the given equation.

And on substituting 0 for x in the given expression, we will get

g(0) = 6(0)^2 +23(0) -4

g(0) = 0 + 0 -4 = -4

So for the given function, the value of g(0) is -4 .

4 0
3 years ago
Read 2 more answers
PLEASE HELP ONLY 3 QUESTIONS PLEASE!
artcher [175]
Q10 A20 i think
hope this helps

8 0
3 years ago
Read 2 more answers
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