Answer:
[tex]\large\boxed{75.4cm(1 d.p)}[/tex]
Step-by-step explanation:
Important Information:
Circumference of a cirlce= [tex]\pi*diameter[/tex]
Diameter= [tex]2*radius[/tex]
Method:
The first step in working out the circumference of this cirlce is to work out the diameter. You can work this out by multiplying the radius of 12 by 2, this gives you 24cm. This is because the radius is half of the diameter.
The next step is to work out the circumference. You can do this by multiplying pi by the diameter of 24, this gives you [tex]27\pi[/tex] or 75.4cm (1 d.p).
Step by Step:
1) Multiply 12 by 2.
[tex]12*2=24cm[/tex]
2) Multiply pi by 24.
[tex]\pi*24=75.4cm(1 d.p)[/tex]
Find the mean of the data plot below.
=============================================
Explanation:
The dot plot indicates we have this data set: {20, 23, 25, 28}
Add up those values to get 20+23+25+28 = 96
Then divide by 4 since there are 4 values being added up here
96/4 = 24
So the arithmetic mean is 24.
In ASTU, t = 96 cm, u = 98 cm and ZS=46°. Find the length of s, to the
nearest centimeter.
Answer:
s = 76 cm
Step-by-step explanation:
Here, we want to find the value of s in the triangle STU
Since we have the other two sides and the angle facing the missing side, we can use cosine rule
Mathematically, that would be;
s^2 = t^2 + u^2 - 2tu Cos S
s^2 = 96^2 + 98^2 -2(98)(96) cos 46
s^2 = 5749.31
s = √(5749.31)
s = 75.82 which is approximately 76 cm
A polygon has 5 sides. The interior angle measures are 98°, 119°, 108°, 118°, and x°. Find the value of x.
Thanks
Answer:
why so many
Step-by-step explanation:
solar panels reflect light
if you did no know
If the interior angle measures are 98°, 119°, 108°, 118° then the remaining angle is 97°.
What is a polygon?A polygon is a closed more than two-sided and can be made up of a finite number of straight line segments and is a type of planar figure in geometry.
Each line of the polygonal circuit's segments are referred to as its edges or sides.
We know the sum of all the interior angles of a pentagon is 540°
Given, A polygon has 5 sides. The interior angle measures are 98°, 119°, 108°, 118°, and x°.
∴ (98° + 119° + 108° + 118° + x°) = 540°.
x = 540° - 443°.
x = 97°.
learn more about polygons here :
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I need help with this
Caleb cut a rope into 4 pieces. The lengths of the pieces of rope are 5 2 8 inches, 7 7 8 inches, 4 1 8 inches, and 3 3 8 inches. Which choice is the closest estimate of the length of the original rope? A. 1 foot 7 inches
Answer:
.
Step-by-step explanation:
What is the scale factor of the dilation that takes P to Q
The answer would be: 0.8
the answer should be 0.8
Which shows the Distributive Property?
07 x 1 = 7
07 x 3 = 3 X 7
07 x 0 = 0
O (7 X 3) x 6 = 7 x (3 X 6)
07(3 + 6) = 7 * 3+ 7 x 6
> Next Question
Answer:
(7 X 3) x 6 = 7 x (3 X 6)
Step-by-step explanation:
The value which shows the Distributive Property is 07(3 + 6) = 7 * 3+ 7 x 6, the correct option is D.
What is distributive property?The distributive property states that an expression of the form A(B + C) can be solved by a multiplication over addition operation that is
A(B + C) = AB + AC
This property is known by distributive law and applies to subtraction also.
We are given that;
The function
Now,
The distributive property states that a(b + c) = ab + ac for any numbers a, b, and c. This means that multiplying a sum by a number is the same as multiplying each addend by the number and then adding the products.
7(3 + 6) = 7 x 3 + 7 x 6
Therefore, by distributive property the answer will be 7(3 + 6) = 7 x 3 + 7 x 6.
Learn more about distributive property here;
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Trevor is studying a polynomial function f(x). Three given roots of f(x) are –7, 2i, and 7. Trevor concludes that f(x) must be a polynomial with degree 3. Which statement is true?
Answer:
P(x) = x³-2ix² - 49x + 98i
Step-by-step explanation:
If the roots of the polynomial P(x) are -7, 2i and 7 then the factors of the polynomial in x is expressed are respectively (x+7), x-2i and x-7
Multiplying the factors together to get the required polynomial function:
P(x) = (x+7)(x-7)(x-2i)
P(x) = (x²-7x+7x-49)(x-2i)
P(x) = (x²-49)(x-2i)
P(x) = x²(x)-x²(2i) - 49x -49(-2i)
P(x) = x³-2ix² - 49x + 98i
Hence the polynomial function with degree 3 is P(x) = x³-2ix² - 49x + 98i
Answer: B
Step-by-step explanation:
edge 2023
Is -3 square root 8 rational or irrational
Answer:
irrational
Step-by-step explanation:
if we make a square root of 8. We all know that the product of rational and irrational is always irrational. Hence the product will be irrational.
What is the answer to -4(5+(-2))
Answer:
-12
Step-by-step explanation:
Answer: -12
Step-by-step explanation:
-4(5 + -2)
-4 * 5 -4*-2
-20 + 8
-12
You can either make a graph or write a ratio to find the slope
Answer:
The slope is:
m = 2Step-by-step explanation:
Given the table
Pounds, x 3 4 5 6
Cost, y 6 8 10 12
Taking any two points let say (3, 6) and (4, 8)
[tex]\mathrm{Slope}=\frac{y_2-y_1}{x_2-x_1}[/tex]
[tex]\left(x_1,\:y_1\right)=\left(3,\:6\right),\:\left(x_2,\:y_2\right)=\left(4,\:8\right)[/tex]
[tex]m=\frac{8-6}{4-3}[/tex]
Refine
[tex]m=\frac{2}{1}[/tex]
[tex]m = 2[/tex]
Therefore, the slope is:
m = 2What is the value of K?
Answer:
80 degrees
Step-by-step explanation:
180 - 100 = 80
Write an equation in slope-intercept form for this line .
Answer:
y = 2x - 12
Step-by-step explanation:
The equation of a line in slope- intercept form is
y = mx + c ( m is the slope and c the y- intercept )
Here m = 2, then
y = 2x + c ← is the partial equation
To find c substitute (3, - 6) into the partial equation
- 6 = 6 + c ⇒ c = - 6 - 6 = - 12
y = 2x - 12 ← equation of line
Answer:
y=2x-12
Step-by-step explanation:
slope=m=y-(-6)/x-3
2=y+6/x-3
y+6=2(x-3)
y=2x-12
Hello I need some help Pls
Answer:
20 songs
Step-by-step explanation:
Answer:
A
Step-by-step explanation:
According to Okun's law, if the unemployment rate goes from 7% to 4%, what
will be the effect on the GDP?
A. It will increase by 9%.
B. It will increase by 3%.
C. It will decrease by 9%.
D. It will decrease by 3%.
Answer:
The correct answer is B. According to Okun's law, if the unemployment rate goes from 7% to 4%, the GDP will increase by 3%.
Step-by-step explanation:
Okun's Law establishes a direct relationship between unemployment and the production of a nation. Thus, the higher the unemployment, the lower the production, and on the contrary, the more the unemployment falls, the inversely proportional will be the increase in the country's production.
Thus, if the unemployment rate falls from 7% to 4%, that is, it decreases by 3%, the country's GDP will increase by 3%.
5(3-6x)=4(3x+7)+5x
solve the following equation
Answer:
x=-13/47
Step-by-step explanation:
What is the most accurate way to find 73% of 38?
Answer:
use a calculator
Step-by-step explanation:
Jennifer recently golf scores are shown. What is her mean score, rounded to the nearest tenth?
A.65.5
B.71
C.71.5
D.72.
PLEASE ANSWER
Answer:
72 is the answer I guess..
What is the area of the trapezoid?
Answer: 1232 inches
Step-by-step explanation:
To find the area of a tropezoid you need to do base x height
in this case the height is 22 inches and the base is 56 inches
height = 22 inches
base = 56 inches
so then you multiply 56 and 22,
56 x 22
= 1232
The area of the trapezoid is 1232 inches.
Hope this helps,
Have a great day,
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A 60
B 30
C 1 20
D 15
fastest answer gets brainiest
Answer:
i think it would be A
Step-by-step explanation:
Answer:
B 30
Step-by-step explanation:
The answer is B :)
Determine the value for x and y
I’ll give brainliest pls help
Answer:
x = 10 and
[tex]y = 2 \sqrt{29} [/tex]
Step-by-step explanation:
see the explanation in attachment.
What integer does Point C represent?
Point C:
Answer: i think it represents 1 if that is an answer
Step-by-step explanation:
Answer:
Point C: 1
Step-by-step explanation:
Solve the equation for y. 2x + 3y = 5
Answer:
y =1
Step-by-step explanation:
2(1) +3(1)=5
2+3=5
Answer:
y=5/3-2/3
Step-by-step explanation:
1. Move the variable to the right-hand side and change its sign
3y=5-2x
2. Divide both sides of the equation by
y=5/3-2/3
the expression 7x-3/x+2 is equivalent which of the following
Answer:
x it equal 7.5
Step-by-step explanation:
What is 4[tex]\sqrt{32}[/tex] + 6[tex]\sqrt{50}[/tex] in simplified form?
Answer:
[tex]46\sqrt{2}[/tex]
Step-by-step explanation:
[tex]4\sqrt{32} + 6\sqrt{50} = 4\sqrt{2*2*2*2*2}+ 6\sqrt{2*5*5}\\\\[/tex]
[tex]=4 * 2 * 2*\sqrt{2}+6*5\sqrt{2}\\\\\\=16\sqrt{2}+30\sqrt{2}\\\\= (16 + 30)\sqrt{2}\\\\= 46\sqrt{2}[/tex]
Plz help me I need tu turn this is by midnight!!
Answer:
The last answer.
Step-by-step explanation:
It looks to be the correct answer because for the one above you can't simplify 27 by 5.
Which term best describes the graph of y = 6 x − 1 ? ILL MARK BRAINLEST SO PLS HELP D:
Group of answer choices
Increasing
Decreasing
Zero slope
Undefined
Answer:
I would say increasing
Step-by-step explanation:
prove me wrong
Which of these is part of the solution for x>-5?
А.) -15
B.) -6
С.) -5
D.) 5
Answer:
D
Step-by-step explanation:
ABC are all less than -5
Answer:
it is D
Step-by-step explanation:
At a factory, the cost of making different numbers of toothbrushes is shown in the table below. COST OF TOOTHBRUSHES Number of 3 Toothbrushes Cost (dollars) 9 12 $4.50 $9.00 $13.50 $18.00 A linear function models the cost based on the number of toothbrushes made. Which statement about the rate of change of this function is true? A
Answer:
B
Step-by-step explanation:
In the equation q = 0.7w, what is the constant of proportionality?
Answer:
0.7
Step-by-step explanation:
y = kx where k is constant
so replace y with q and x with w
y=0.7x same as q=0.7w