Answer:
In terms of pi, the area is 25/π square inches.
Step-by-step explanation:
Circumference = 2πr
10 = 2πr
r=10/(2π)
A = πr^2
A = π(10/(2π))^2
A = π(100/4π^2)
A = 25/π square inches
Can someone please help?
Hint: Choose 2!
A.8 cm long, 1 cm wide, 3 cm high
B.2 cm long, 2 cm wide, 6 cm high
C.10 cm long, 4 cm wide, 10 cm high
Answer:
A & B
Step-by-step explanation:
Length*width*height
A. 8*1*3=24
B. 2*2*6=24
Answer:
A and B
Step-by-step explanation:
they both equal 24.
Why do you think this period is considered a golden age in Chinese history? Write one or two paragraphs explaining how the Tang and the Song dynasties — and their leaders — made it possible for people to accomplish so much.
becuz The Tang dynasty, or Tang Empire, was an imperial dynasty of China that ruled from 618 to 907 AD, with an interregnum between 690 and 705. it capital wasChang'an. It has also got developed infrastructure's with powerful troops.
Song Dynasty as compared to the Tang Dynasty, the Song Dynasty was smaller than the Tang Dynasty but lasted for longer period of time.
What is the song dynasty?The Song dynasty (960-1279) came after the Tang (618-906) and together they are also known as "China's Golden Age."
During the Song, paper money and tea was introduced, and gunpowder, the compass, and printing were all invented.
The Tang dynasty, or Tang Empire, was an imperial dynasty of China that ruled from 618 to 907 AD, with an interregnum between 690 and 705. The capital was Chang'an.
It has also developed infrastructures with powerful troops.
Song Dynasty as compared to the Tang Dynasty, the Song Dynasty was smaller than the Tang Dynasty but lasted for longer period of time.
Learn more about the song dynasty;
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Min draws an isosceles triangle.
Which attributes describe his triangle?
Choose each correct answer.
two obtuse angles
no angles the same measure
not a polygon
three sides
at least two sides the same length
closed figure
The attributes of the triangle are
a) three sides
b) at least two sides the same length
c) closed figure
What Is an Isosceles Triangle?A triangle with two sides of equal length is an isosceles triangle. The isosceles triangle has three acute angles, meaning that the angles are less than 90°. The sum of three angles of an isosceles triangle is always 180°.
In an isosceles triangle, the two equal sides are called legs, and the remaining side is called the base. The angle opposite the base is called the vertex angle
The three types of Isosceles Triangles are :
Isosceles acute triangle
Isosceles right triangle
Isosceles obtuse triangle
Given data ,
Let the triangle be represented as ΔABC
While the third angle (opposite the base) may or may not be congruent to the other two angles in an isosceles triangle, the two angles opposite the equal sides are congruent.
Due to the fact that an isosceles triangle may only contain one obtuse angle at most, neither the statement "no angles the same measure" nor the statement "two obtuse angles" are true.
Hence , correct attributes that describe Min's isosceles triangle are:
At least two sides the same length
Three sides
Closed figure
To learn more about isosceles triangle click :
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Ronan bought a one-year train pass for $1080.00 which gives him unlimited rides on the train. If he were to buy train tickets each time he rode the train, each ride would cost $2.50. Which equation can be used to find his savings for the year, S, if he rides the train t times?
Answer:
s=1080-2.50t
Step-by-step explanation:
HELP ME PLS !
I don't get this at all someone help me fill out all the problems ty IS DUE TMR AND IS GRADED
*You have to dowload the pdf *
Answer:
Step-by-step explanation:
1. The length of the fish a fisherman catches, f, must be at least 8 inches for him to keep it.
8 inches <_f
2. The number of days, d, of sunshine is not 32.
i don't get this one sorry
3. The value, v, of the car is less than $8,400.
v<$8,400
4. The number of people, p, that a café can seat at once is no more than 53.
p<_53 people
5. The time, t, a customer has left on a parking meter is at least 13 minutes.
t<_13 minutes
6. The bill, b, was less than $56.
b<_$56
17, and 19 might be wrong. (just which way the arrow goes)
Find the area of the shaded area! Show your work! (image attached)
Answer: 63 m
explanation: finding the area of the entire rectangle (so if the triangle wasn’t there) would be 13 x 6 which equals 78. Now we find the area of the triangle, so 6 x 5 = 30/2=15. Then you do 78-15, which equals 63. Hope this helped!
Pls, help!!!! Will make brainliest!!!
Answer: 15)a 45x-380
15)b no.
Step-by-step explanation: Because 380/45=8.4444 which that means it will take him 8 days to finish.
Robots delivers goods in a factory. The sum of the maximum load of 3 robots (in kg) plus 120kg equals 220kg plus the max load of one robot.
What is the maximum load of a robot plus 1000kg?
Answer:
1050 kgStep-by-step explanation:
Let the maximum load of each robot is x.
Then we have the following equation:
3x + 120 = x + 2203x - x = 220 - 1202x = 100x = 50The maximum load of a robot is 50 kg:
50 + 1000 = 1050 kg18. Explain the Error Andy and Sylvie each incorrectly simplified
the expression - 3 - 4(2x - 3). Andy wrote – 14x + 21 and Sylvie
wrote 8x - 6. Explain their errors and give the correct answer.
-
Please help me
Answer:
the correct solution is -8x + 9.
Step-by-step explanation:
help me . i need help
Answer:
I would try and help but unfortunately I dont know the answer
giving brainliest to first correct answer!!
Answer:
Option D) (136-2a) + ( 3a + 39) = 180
Step-by-step explanation:
As per provided information .
XQR is a straight line So, sum of all angles formed on straight line is 180° .
This Means
∠XOM + ∠MOR = ∠XQR
On putting the given value we obtain
(136 - 2a) + (3a + 39) = 180
So, the required option is (D) (136 - 2a) + (3a + 39) = 180
You can solve it further to get the value of a .
Which of the following examples would show a negative trend?
A. height and weight of students
B. test scores and height of students
C. outside temperature and heating bill
D. none of these
Explanation:
A negative trend is when one variable goes up and the other variable goes down (or vice versa).
As the temperature goes down, the heating bill is likely to go up. This is of course assuming the person(s) use the heat to stay warm rather than just solely rely on something like coats/blankets/etc.
As the temperature goes back up, there's little to no need for heating. So the heating bill will likely go down.
As the name implies, negative trend graphs have negative slopes for the regression lines.
I DONT UNDERSTAND THIS AT ALLLL :´)
Step-by-step explanation:
2.50x+3.00y=?
x=8 y=11
Answer:
The cost of popcorn per container = $2.50
The cost of bottle of juice each = $ 3.00
(Now multiple it)
2.50 x 8 = $20.00
3 x 11 = $33
(Now "+" the both answer that we multiple)
$20.00 + $33 = $53
(So we know how much she spend)
Therefore She spend $20 on popcorn per container and $33 on bottle of juice, so total she spend $53 for both popcorn and bottle of juice.
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Which fraction shows a correct way to set up the slope formula for the line that passes through the points (4, -6) and (-2, 1)?
Answer:
B
Hope it helps!!!!!!brainliest pls!!!!!![tex]\mathbb{FINAL\;ANSWER:}[/tex]
[tex]\huge\boxed{\sf{Option\;B\;is\;correct}}[/tex]
[tex]\mathbb{SOLUTION:}[/tex]
Hi! Hope you are having a nice day!
Slope Formula:
[tex]\sf{\displaystyle\frac{y2-y1}{x2-x1}[/tex]
[tex]\sf{\displaystyle\frac{1-(-6)}{-2-4}[/tex]
As we can see, Option B is the right option; all the other options are wrong.
Hope you could understand everything.
#LearningIsFun
June wants to know how many times most people have their hair cut each year. She asks two of her friends from Redville and Greenburg, respectively, to conduct a random survey. The results of the surveys are shown below.
Redville: 50 people surveyed
Median number of haircuts: 7
Mean number of haircuts: 7.3
Greenburg: 60 people surveyed
Median number of haircuts:6.5
Mean number of haircuts:7.6
June infers that most people get 7 haircuts per year. Based on the survey results, is this a valid inference? Explain.
Answer:
June unfortunately has passed:(
Step-by-step explanation:Got shot
Christopher buys 200 baseball cards to start a collection. He purchases 50 more baseball cards each week. Write an equation to represent the number of baseball cards (b) in Christopher’s collection after w weeks? How many cards does he have after 5 weeks?
Answer: equation is 200b + (50b · w). He will have 450 cards in 5 weeks.
Explanation: 50 baseball cards (b) times w then you add the cards he already has, which is 200. To answer question b, w becomes 5, so then it’s 50 baseball cards (b) times 5, which is 250b, then you add 200 (the cards he already has) and the answer is 450. Hope this helped!
Val is going to plant c vegetable seeds in one garden and 2c + 3 vegetable seeds in another. How many seeds is val going to plant?
Val is going to plant ____ seeds
Answer: Val is going to plant 6 seeds
I think this the answer not sure
Step-by-step explanation:
help please i dont understand it
Answer: 6ft
the scale goes up by a factor of three by looking at the bottom numbers from the 3 to the 7, so you would apply that to the height too making it 3+3=6 ft
What is the slope between the points (9,-1) and (-2,5)
SCREENSHOT BELOW
Answer:
I think its c
Step-by-step explanation:
find the zeroes of the function y=2(x-1)(x+7)
can anyone please help ill give brainliest
Hope you like the answer. If you need anymore help you can ask me. Mark me as the brainlist.
Answer:
-3411-13-1-2443-12.217.725.3
Step-by-step explanation:
Help, I will give brainliest! (◕ᴗ◕✿)
Answer:
6. integer, natural number
7.No
8. 6, 5.7
17. a=5
18.yes
19.yes
20.yes
explaination for 18-20: They all can be put into a fraction. For 18, after rooting both numbers, would be 1/3 (same with 20). For 19, it would be root 5 over 3.
Step-by-step explanation:
The top rectangle has a base b and a height h. The bottom rectangle has a base that is 1/3 of the length of the base of the top rectangle and a height that is 1/2 of the length of the height of the top rectangle. Devin writes the area of the smaller rectangle as the product 1/3b times 1/2h. Tracy rewrites this as 1/6bh. Which of the students’ expressions makes it easier to see how the areas of the rectangles are related? Explain.
Answer:
Tracy's explanation would be the simplest because 1\6 is half of one third she eliminated the need for an extra step if left the other way
help me plslslslslslslslssllslssllslsls
Hi! I hope you are enjoying your day!
Let's evaluate this expression for x.
We are given that
[tex]\bold{x=10}[/tex]
All we have to do in order to solve this expression is plug in the value of x.
[tex]\bold{x^2-2(x+5)}\\[/tex]
[tex]\bold{x^2-2x-10}[/tex]
Now, plug in the value of x:
[tex]\bold{10^2-2(10)-10}[/tex]
10² is equal to 100:
[tex]\bold{100-20-10}[/tex]
[tex]\bold{100-30}[/tex]
And that is equal to
[tex]\boxed{\boxed{\bold{70}}}[/tex]
Hope everything is clear.
If you have any questions, please comment.
#LearningIsFun
Answer:
the answer is 70 i beleive
Step-by-step explanation:
plug in the value of x (10) and solve
Can someone help? I can't seem to figure out exactly what to do for the proportions?
Answer:
84 foot
Step-by-step explanation:
49 / 3.5 = 14
14 * 6 = 84 foot
Answer: 84 foot
Step-by-step explanation:
3.5 / 49 = 14
6 * 14 = 84 foot
The length of a rectangle is represented by 9x - 5. The width of the rectangle is represented by 3.
Write two equivalent expressions that represent the Area of given rectangle.
Answer:
First factor the Area
Area = 18x2+12x+2
Factor out a 2
Area = 2(9x2+6x+1)
Factor this and you get
Area=2(3x+1)(3x+1)
Let L be Length and W be Width
Area=LW
and the Length is twice the Width so
L=2W
Area=2(3x+1)(3x+1) so
L=2(3x+1)
W=3x+1
This can also be written as if you distribute the 2
L=6x+2
W=3x+1
Helpppppp!
Choose the correct equation:
A
B
C
D
Answer:
C
Step-by-step explanation:
tricky question but i hoped this helped
It would help if you all could give me some guidance on this question. If you can help thank you very much :)
Answer:
360
Step-by-step explanation:
the ski lift is 360
What is the sum of 5/7+5/6?
Step-by-step explanation:
5/7+5/6
30+35/42
65/42
Hope it helps you
Answer:
65/42
Step-by-step explanation:
(-4)-(-2)-{(-5)-[(-7)+(-3)(-9]}