Answer:
surface area ---> i
volume ---> b
radius ---> d
Step-by-step explanation:
surface area= 4πr² =4x3.14x14²=2461.76cm²
volume= (4÷3)πr³= (4÷3)x3.14x14³=11488.21cm³
radius = half the diameter = 14cm
5)48 I need help I suck at math
On solving the question resultant answer from the given data we have algebraic expression 5/48 could be 0.10
what is an algebraic expression ?Algebraic expression can be defined as the combination of constants , variables and operators. Algebraic expressions are the concept of expressing numbers using letters or alphabets without specifying their real values. The basics of algebra taught us a way to specific an unknown value the usage of letters which includes x, y, z, and many others. those letters are called here as variables. An algebraic expression may be a combination of each variables and constants. Any value this is positioned before and increased through a variable is a coefficient.
So, the given expression , 5/48
5/48 = 0.10
The resultant answer from the given expression 5/48 could be 0.10
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The correct question is -
Solve the equation.
p= −6p=48
Please help I suck at math
Please help me! Find the circumference of the circle
Answer:
convert to cmthen write the perimeter of the circle and solveRonald is calculating the time required to fill the swimming pool at school. He found that it takes 11 minutes to fill the swimming pool with 99 gallons of water. At what rate does the swimming pool fill, in gallons per minute?
Answer:
[tex]11 \: minutes = 99 \: gallons \\ 1 \: minute = (\frac{1 \times 99}{11} ) \: gallons \\ = 9 \: gallos \: per \: minute[/tex]
find x using the trig ratios please
Answer:
12.9
Step-by-step explanation:
cos 72 = 4/x
x = 4/cos72
x = 12.9
will give brainliest please
Answer:
Step-by-step explanation:
a. we konw triangle have 180°
b. A straight line have 180°, so
∠abc=180-5x-12=168-5x,
∠bca=180-10x+37=217-10x
∠cab=180-9x-1=179-9x
then add them all 564 - 24x = 180
c.384=24x, x=16
d.so ∠bca=217-10·16=57.
Answer:
m∠BCA = 57°-------------------------------------------
Sum of exterior angles is 360°:
9x + 1 + 5x + 12 + 10x - 37 = 36024x - 24 = 36024x = 384x = 384/24x = 16The exterior angle at vertex C is:
10x - 37 = 10*16 - 37 = 160 - 37 = 123The ∠BCA is the linear pair with 123°:
m∠BCA = 180° - 123° = 57°PLS HELP !!!!!!!!!!!!
Answer:
y-intercept is -9
Step-by-step explanation:
g(0) = -3(0)² - 5(0) - 9
g(0) = 0 - 9
g(0) = -9
make a the subject
2a+9b=4c
Answer:
This equation involves three variables: a, b, and c. Each variable is multiplied by a coefficient and then added together to equal a constant. To solve the equation, we must first determine what the value of the three variables are. To do this, we must use the coefficients to isolate each variable. We can start by isolating c. Divide both sides of the equation by 4 to get 2a + 9b = c. Now we can isolate b by subtracting 2a from both sides to get 9b = c - 2a. Divide both sides by 9 to get b = (c - 2a)/9. Finally, we can isolate a by subtracting 9b from both sides to get 2a = 4c - 9b. Divide both sides by 2 to get a = (4c - 9b)/2. Once we have the values of the three variables, we can substitute them into the original equation to check our work.
Step-by-step explanation:
Answer:
a=\frac{4c-9b}{2}
What literary device did Oscar Wilde use?
Oscar Wilde creates a hilarious tone by using puns, situational irony, dramatic irony, satire, and epigrams.
Who is Oscar Wilde?Oscar Fingal O'Flahertie Wills, an Irish poet, and playwright, lived from 16 October 1854 to 30 November 1900.
He wrote in a variety of genres throughout the 1880s before becoming one of London's most well-known playwrights in the early 1890s.
The Picture of Dorian Gray, his plays and epigrams, as well as the circumstances surrounding his meningitis-related early death at age 46 and criminal conviction for gross indecency for consensual homosexual activities in "one of the earliest celebrity trials," is what people will remember him for most.
Using puns, situational irony, dramatic irony, satire, and epigrams, Oscar Wilde establishes a humorous tone.
Therefore, Oscar Wilde creates a hilarious tone by using puns, situational irony, dramatic irony, satire, and epigrams.
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Plz help. Describe the impact drought had on west Africa.
How do you find the missing side of a right triangle without a calculator?
The missing side of a right triangle without using a calculator can be found by using the Pythagoras theorem .
What is Pythagoras Theorem ?
The Pythagoras Theorem states that the square of the hypotnuse (longest side) is equal to the sum of the square of the perpendicular and base .
that means : [tex]Hypotnuse^{2} = Perpendicular^{2} + Base^{2}[/tex] ;
let the missing side of the right triangle be the hypotnuse ;
So , missing side can written as : [tex]Hypotnuse = \sqrt{Perpendicular^{2} + Base^{2}}[/tex] .
For Example : Let the right triangle has sides lengths as perpendicular = 6 and hypotnuse = 10
The length of side "base" is unknown.
So , to find length of side b, we put the known values into theorem:
[tex]10^{2} = 6^{2} + Base^{2}[/tex] ;
[tex]base^{2} = 100 - 36[/tex] ;
So , the missing side "base" = 8 ;
Therefore , the missing side without using calculator can be found by the Pythagoras Theorem .
The given question is incomplete , the complete question is
How do you find the missing side of a right triangle without a calculator when the other two sides are given ?
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[tex]25^{a+3}* 5^{3a}[/tex]
Please explain how you got your answer.
There are 250 bricks used to build a wall 20 feet high.How many bricks will be used to buld a wall that is 30 fet high
Answer: 375
Step-by-step explanation:
Since we are given the information that there are 250 bricks used to build a wall 20 feet high, the number of brick used per feet will be:
= 250/20
= 12.5 bricks per feet.
Therefore, the number of bricks that will be used to buld a wall that is 30 fet high will be:
= 12.5 × 30
= 375 bricks.
Therefore, 375 bricks would be used.
At Memorial High School, 60 of the 240 freshmen students are on an athletic team sponsored by the school. If the ratio is the same for the sophomore class, how many of the 220 sophomores are NOT athletes
Answer:
165 students or the sophomore class of 220 are not athletic.
Step-by-step explanation:
60/240 = .25 This means that 25% of the class is athletic. That would mean and .75 or 75% are not athletic.
220 x .75 = 165
PLEASE HELP ASAP!!! will mark
Answer:
Vertex (2, 3)
Axis of Symmetry: x = 2
Step-by-step explanation:
You can look at the labeling from my last answer, the parabola is just upside down but it is still the same label.
Hope it makes sense :)
Answer:
Axis of Symmetry: x = 2
Vertex: (2, 3)
Step-by-step explanation:
find axis of symmetry: x = -b/2a
x = -8 ÷ 2(-2)
x = 2
find vertex by substituting 2 for 'x':
y = -2(2²) + 8(2) - 5
y = -8 + 16 - 5
y = 8 - 5
y = 3
Vertex: (2, 3)
am i this right?? this is graded and no links!!!!!!
Answer:
Your right
Step-by-step explanation:
Which side lengths form a right triangle?
Answer:
(a) and (c)
Step-by-step explanation:
if you use the pythagorean theorem, 'a' and 'c' work out
a) 3² + [tex]\sqrt{27}[/tex]² = 36 True
b) 8² + 15² ≠ 17² False
c) 5² + 5² = 50 True
ILL BRAINLIEST YOU PLEASE HELP ME
Answer:
Option C
The length of RT is 14
Step-by-step explanation:
For a given Right Triangle
m∠R = 90°, RG = 17, TG = 22
Now, By Pythagoras Theorem
(RT)² + (RG)² = (TG)²
(RT)² = (TG)² - (RG)²
(RT)² = (22)² - (17)²
(RT)² = 484 - 289
(RT)² = 195
RT = √195
RT = √195 = 13.96 = 14
Thus, The length of RT is 14
-TheUnknownScientist
I don't get this. Please help and I'll mark brainiest
Answer:
A. 10 points
Step-by-step explanation:
The average test score for studying 3 hours is 75, while the average test score for studying 4 hours is 85. Therefore the average rate of increase of test scores between 3 and 4 hours studied is 10 points, since 85-75=10.
Find the number of real number solutions for the equation.
x2 − 6 = 0
1
2
0
Answer:
2
Step-by-step explanation:
The question is in the picture
Answer:
For the first line its distributive property
The 2nd is combining like terms
4th is simplifying it
Im not sure about the last one since its just the answer of the problem
Step-by-step explanation:
A neighbor of yours is getting ready to
plant a garden of flowers in his backyard.
He asks you for ideas on how to
conserve soil. You notice that his
backyard has a lot of hills. What do you
suggest?
In order to maintain soil fertility and productivity, soil must be protected from erosion and other forms of deterioration. Water use and watershed management are typically included.
What comes first in gardening?Eliminating the existing vegetation is the first step in making a garden bed. Weeds can be manually pulled. Just be certain to remove the roots to prevent regrowth. You might want to rent a gas-powered sod cutter to get rid of the grass if you're starting with a lawn.
What is an example of soil conservation?Better soil conservation techniques that affect both erosion and fertility include crop rotation, cover crops, conservation tillage, and installed windbreaks.
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Find the volume and round to the nearest hundredths place when necessary.
Answer:
477
Step-by-step explanation:
Answer:
half of 8 is 4
4^4 = 16
16 x 3.14 = 50.24 (area of a circle)
Now we multiply it by the height:
50.24 x 19 = 954.56 rounded to the nearest hundredths place is:
954.56 yd3 is your answer.
Fill in the missing number. % of 70 = 63
The probability distribution for a random variable x is given in the table.
Find the probability that
-2
Step-by-step explanation:
[tex]P( - 2 \leqslant x \leqslant 2) = 0.33 + 0.16 + 0.11 \\ = 0.6[/tex]
You were planning to buy a new smartphone for
$1,100. You only paid $900 for it because it was on sale.
Find the percent of decrease in the cost.
Answer:
22% decrease
Step-by-step explanation:
(1100-900)/900 = .22
does the parabola open up or down -5(x-4)^2-3
Encircle the correct formula in getting the area of the shaded region
Answer:
1. A=bh/2
2. I don’t know, I‘m sorry :(((( but if I had to guess I’d pick A = s x s
3. A = πr² (might be wrong, i’m so sorry)
Step-by-step explanation:
1. The formula for area of a triangle is A = bh/2
2. The formula for area of a square is s x s.
3. The formula for area of a circe is A = πr².
The formula used in getting the area of the shaded region is (1/2)bh, s * s and πr²
What is an area?
An area is the amount of space occupied by a two dimensional shape or object.
1) The area of a triangle = (1/2) * base (b) * height (h) = (1/2)bh
2) Area of square = side (s) * side(s) = s * s
3) Area of circle = π * radius (r)²= πr²
The formula used in getting the area of the shaded region is (1/2)bh, s * s and πr²
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Suppose m = 2 + 6i, and║m + n║ = 3√10, where n is a complex number.
a. What is the minimum value of the modulus of n?
b. Provide one example of the complex number, n.
Answer:
the modulus of a complex number z = a + bi is:
Izl= √(a²+b²)
The fact that n is complex does not mean that n doesn't has a real part, so we must write our numbers as:
m = 2 + 6i
n = a + bi
Im + nl = 3√10
√(a² + b²+ 2²+ 6²)= 3√10
√(a^2 + b^2 + 40) = 3√10
squaring both side
a²+b²+40 = 3^2*10 = 9*10 =90
a²+b²= 90 - 40
a²+b²=50
So,
|n|=√(a^2 + b^2) = √50
The modulus of n must be equal to the square root of 50.
now
values a and b such
a^2 + b^2 = 50.
for example, a = 5 and b = 5
5²+5²=25+25= 50
Then a possible value for n is:
n = 5+5i
Solve for x in this triangle. Round your answer to the nearest tenth. answer choice's x = 9.1 x = 7.5 x = 10.6 x = 12.4
The value of x in the give trigonometrical question is 10.6 when hypotenuse is 13 in the right angled triangle.
What is trigonometry?Trigonometry is the branch of mathematics that deals with particular functions of angles and how to use them in calculations. There are six common trigonometric uses for an angle. Sine (sin), cosine (cos), tangent (tan), cotangent (cot), secant (sec), and cosecant (csc) are their respective names and acronyms.
The figure illustrates these six trigonometric functions in relation to a right triangle. For instance, the triangle has an angle A, and the sine of A, or sin A, is defined as the ratio between the side opposite to A and the side opposite to the right angle (the hypotenuse).
Cos 35° = x/13
0.819152 = x/13
x = 0.819152 × 13
x = 10.6
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what is an equation of the line that passes through the point (8,-7) and is parallel to the line 5x+4y=16
keeping in mind that parallel lines have exactly the same slope, let's check for the slope of the equation above
[tex]5x+4y=16\implies 4y=-5x+16\implies y=\cfrac{-5x+16}{4} \\\\\\ y=\stackrel{\stackrel{m}{\downarrow }}{-\cfrac{5}{4}}x+4\qquad \impliedby \begin{array}{|c|ll} \cline{1-1} slope-intercept~form\\ \cline{1-1} \\ y=\underset{y-intercept}{\stackrel{slope\qquad }{\stackrel{\downarrow }{m}x+\underset{\uparrow }{b}}} \\\\ \cline{1-1} \end{array}[/tex]
so we're really looking for the equation of a line whose slope is -5/4 and it passes through (8 , -7)
[tex](\stackrel{x_1}{8}~,~\stackrel{y_1}{-7})\hspace{10em} \stackrel{slope}{m} ~=~ - \cfrac{5}{4} \\\\\\ \begin{array}{|c|ll} \cline{1-1} \textit{point-slope form}\\ \cline{1-1} \\ y-y_1=m(x-x_1) \\\\ \cline{1-1} \end{array}\implies y-\stackrel{y_1}{(-7)}=\stackrel{m}{- \cfrac{5}{4}}(x-\stackrel{x_1}{8}) \implies y +7= -\cfrac{5}{4} (x -8) \\\\\\ y+7=-\cfrac{5}{4}x+10\implies {\Large \begin{array}{llll} y=-\cfrac{5}{4}x+3 \end{array}}[/tex]