please explain throughly
Answer:
36≥ -6x≥18
6≥-x≥3
so x is
-3,-4,-5&-6
Hope This Helps!!!
The radius of a circle is 18 yards. What is the circle's area?
Use 3.14 for .
Solution:
We know that:
Radius: 18 yardsπr² = Area of circleπ = 3.14Finding the area of the circle:
(π)(r²) = Area of circle=> (3.14)(18²) = Area of circle=> (3.14)(324) = Area of circle=> Area of circle = 3.14 x 324 = 1017.36 yards²[tex] \large{|\underline{\mathbb{\red{G}\blue{I}\orange{V}\pink{E}\blue{N}\purple{}\green{ : }\red{}\blue{}\orange{-}}}}[/tex]
Radius = 18 yards[tex] \large{|\underline{\mathbb{\red{T}\blue{O }\orange{ \: }\pink{ F}\blue{I}\purple{N}\green{D }\red{ : }\blue{ - }\orange{-}}}}[/tex]
Area of circle[tex] \underbrace{\mathbb{CALCULATION}}[/tex]
[tex] \qquad \sf \dashrightarrow \: Area\:of \:circle = \pi {r}^{2} [/tex]
[tex] \qquad \sf \dashrightarrow \: Area\:of \:circle = 3.14 \times {18}^{2} [/tex]
[tex] \qquad \sf \dashrightarrow \: Area\:of \:circle = 3.14 \times 324[/tex]
[tex] \qquad \sf \dashrightarrow \: Area\:of \:circle = 1017.36[/tex]
Thus, The area of the circle is 1017.36 yard²...~
State all translations for the following
f(x)=2(1/5)^x+4-8
Step-by-step explanation:
please mark me as brainlist please
Mexicos flag has a height-to-length ratio is 4:7.If a Mexican flag is 28 feet long, what is its height?
Divide the length of the flag by its portion of the ratio, then multiply that by the ratio portion for the width:
28/7 = 4
4 x 4 = 16
The height is 16 feet
Answer:
16 feet
Step-by-step explanation:
If x:y=a:b, then xb=ya
4*7=x:28
4*28=7x
x=16
A minor league baseball pitcher threw 18 strikes in his first 40 pitches for a strike percentage of 45%. He wants to raise this percentage to 60% by throwing a certain number of strikes in a row. To model this, he thought of the rational expression x+18x+40. What does x represent in this expression?
Answer:
The total number of strikes the pitcher will throw throughout the game.
Step-by-step explanation:
A.The number of consecutive strikes the pitcher must throw to raise his percentage to 60%.
B. The total number of strikes the pitcher will throw throughout the game.
C.The total number of balls the pitcher will throw throughout the game.
D. The number of balls that the pitcher has already thrown.
Given expression:
x+18x+40
In the expression, x represent the total number of strikes the pitcher will throw throughout the game.
The correct answer is A. The total number of strikes the pitcher will throw throughout the game.
I need help on this equation!
-4x+3x=2
Answer: x = -2
Step-by-step explanation: First, add the x values together to get -1x=2, then divide by -1 on both sides to get x = -2.
58. Graph the function y=x^2+3x-18. How many real roots does the function have?
59. In #58, what value or values of the roots satisfy the function (if any exist)
9514 1404 393
Answer:
58. 2 real roots; see attached for a graph
59. -6, 3
Step-by-step explanation:
58. A graphing calculator graphs this easily. The graph is shown in the attachment. There are 2 x-intercepts, hence 2 real roots.
__
59. The x-intercepts are (-6, 0) and (3, 0), so the x-values x=-6 and x=3 satisfy the equation y = 0.
The image shows parallel lines cut by a transversal. The expressions represent unknown angle measurements. What is the value of x
A)48
B)51
C)54
D)57
Angles 2·x + 2, and x + 50, formed by the transversal are alternate
exterior angles, which gives, x = 48°, the correct option is therefore;
A) 48
How can the value of x be calculated?
From the position of the angles image showing two parallel lines having
a common transversal we have;
Angle 2·x + 2 and angle x + 50 are alternate exterior angles
The alternate exterior angles formed by two parallel lines that have a
common transversal are equal, therefore;
2·x + 2 = x + 50
Which gives;
2·x - x = 50 - 2 = 48
x = 48°
Learn more about the angles formed by two lines having a common transversal here:
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a tree in dante's neighborhood grew 18 inches in the first 2 years after it was planted. if the tree continues to grow at this same rate, which graph best represents the growth of the tree in inches per year ?
Answer:
The third one would be the option.
Step-by-step explanation:
If the tree is already at 18 inches on the 2nd year, then it would be at 9 inches on the first year, and at 27 on the third year. And so on.
Graph [3] represents the growth of the tree in inches per year.
What is direct proportionality?Direct proportion or direct variation is the relation between two quantities where the ratio of the two is equal to a constant value. Mathematically, direct proportionality is represented by a straight line and it equation is of the form -
y = kx
k = y/x
where [k] is the constant
Given is a tree in Dante's neighborhood grew 18 inches in the first 2 years after it was planted. The tree continues to grow at this same rate.
Since the tree grew 18 inches in the first 2 years and continues at the same rate, then it will grew by (18/2) or 9 inches per year. The equation that will represent this relation between growth [y] and time [x] is given by -
y = 9x
Graph number [3] represents the relation.
Therefore, graph [3] represents the growth of the tree in inches per year
To solve more questions on direct proportionality, visit the link below-
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7. In an orchestra, the ratio of trombones to violas is 4:6. There are 9 violas. Write and solve a proportion to
determine how many trombones are in the orchestra.
Answer: 6 trombones
Step-by-step explanation:
We can set up a proportion.
Let x be the number of trombones there are.
[tex]\frac{4 trombones}{6violas} = \frac{x trombones}{9 violas}[/tex]
We can cross multiply:
4*9 = 6x
6x = 36
Divide both sides by 6:
x = 6
what is the surface area of a square pyramid with side length 2 yd and slant height 4 yd.
Answer:
20 yd^2.
Step-by-step explanation:
Area of base = 2^2 = 4 yd^2.
It has 4 side faces so:
Area of each triangular side = 1/2 * 2 * 4 = 4 yd^2
Total surface area = 4 + 4(4).
= 20 yd^2.
Aubree invested $8,300 in an account paying an interest rate of 2.2% compounded quarterly. Assuming no deposits or withdrawals are made, how much money, to the nearest cent, would be in the account after 13 years?
Answer:
A≈11039.41
Step-by-step explanation:
Plug in values
A=8300(1.0055)^{52}
A=8300(1.0055)
52
Simplify
A=11039.4131948
A=11039.4131948
Round)
A≈11039.41
After a 13-year span, the money in the account would be $11.038.4.
As mentioned in the question,
Aubree invested $8,300 in an account paying an interest rate of 2.2% compounded quarterly.
Compound interest is the interest on deposits computed on both the initial principal and the interest earned over time.
Here,
principal(P) = 8300
rate(r) = 2.2% = 0.022
Time(a) = 13 years,
n = 4
Apply compound interest identity,
Amount = principal[1 + r/n]ⁿᵃ
Amount = 8300[ 1 + 0.022/4]⁴ˣ¹³
Amount = $11.038.4
Thus, After a 13-year span, the money in the account would be $11.038.4.
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translate Triangle ABC has vertices A(4, 2), B(-3, -1), and C(5, –5). 3 units horizontally -5 units vertically
Answer:
[see below]
Step-by-step explanation:
A(4, 2), B(-3, -1), and C(5, –5)
[tex](x,y)\rightarrow(x+3,y-5)[/tex]
Point A:
[tex](4,2)\rightarrow(4+3,2-5)\rightarrow(7,-3)[/tex]
Point B:
[tex](-3,-1)\rightarrow(-3+3,-1-5)\rightarrow(0,-6)[/tex]
Point C:
[tex](5,-5)\rightarrow(5+3,-5-5)\rightarrow(8,-10)[/tex]
Hope this helps.
9. You visit an aquarium. On of the
tanks hold 450 gallons of water. Draw
a diagram to show one possible set of
dimensions of the tank.
The aquarium would have a volume of 103950 cubic inches. Its dimensions are shown in the image attached.
What is an aquarium?An aquarium is a container, often made of glass or acrylic, in which aquatic plants and animals are kept for display or research purposes. It can also be a building or room that houses such tanks.
We have been told that the volume of the water that can be held by the aquarium is 450 gallons of water. If we convert the gallons to cubic inches we would obtain 103950 cubic inches. The dimensions of the aquarium must therefore be such that it would a volume of 103950 cubic inches.
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#4 please help me ty if u do
Some pls help me with number 6
Answer:
m∠CBD = m∠CDB ⇒ proved
Step-by-step explanation:
Let us solve the question
∵ AB ⊥ BD ⇒ given
→ That means m∠ABD = 90°
∴ m∠ABD = 90° ⇒ proved
∵ ED ⊥ BD ⇒ given
→ That means m∠EDB = 90°
∴ m∠EDB = 90° ⇒ proved
∵ ∠ABD and ∠EDB have the same measure 90°
∴ m∠ABD = m∠EDB ⇒ proved
∵ m∠ABD = m∠ABC + m∠CBD
∵ m∠EDB = m∠EDC + m∠CDB
→ Equate the two right sides
∴ m∠ABC + m∠CBD = m∠EDC + m∠CDB
∵ m∠ABC = m∠EDC ⇒ given
→ That means 1 angle on the left side = 1 angle on the right side, then
the other two angles must be equal in measures
∴ m∠CBD = m∠CDB ⇒ proved
Divide 180kg in the ratio 5:3:2
Answer:
90 : 54 : 36
Step-by-step explanation:
Add the ratios: 5 + 3 + 2 = 10
Divide 180 kg by 10: 180 ÷ 10 = 18
Multiply each number of the ratio by 18:
5 × 18 : 3 × 18 : 2 × 18
⇒ 90 : 54 : 36
i need help in this fast
Answer:
D
Step-by-step explanation:
Letter D is the only answer that gets the transformation of triangle ABC correct, since it is the only answer that describes a reflection across line p.
Letter A describes a reflection across the y-axis, which is incorrect because the triangle on the right is farther away from the y-axis than the triangle on the left.
Letter B describes a reflection across the x-axis, which is incorrect because the topmost triangle is farther away from the x-axis than the bottommost triangle.
Letter C once again describes a reflection across the y-axis, which is incorrect for the same reason as to why letter A is incorrect.
Therefore, the answer must be letter D.
→
Riley is building an ant farm for his school's science fair. He
has enough materials to build a farm that is 343 square inches
in total, 10 square inches of which will be taken up for food
and water sources. Of the remaining available space, each ant
needs at least 3 square inches to themselves. What is the
maximum amount of ants Riley's ant farm can house?
Answer:
111
Step-by-step explanation:
you need to subtract the amount of land taken up by the water and food sources and divide the rest by 3.
There are 500 students at a middle school. Of these students, 350 will attend a
dance,
What percentage of the students at this school will attend the dance?
A. 15%
B.
30%
C. 35%
D. 70%
ОА
ОВ
OD
Answer:
D
Step-by-step explanation:
If there are 500 students and only 350 are going then just divide 350 by 500. (350 / 500 = 0.7
A specialty shop procures several beach umbrellas for $50 apiece and offers them to customers for $78 each. What is the mark-up percentage?
help me pls i will do anything
Answer:
72 ounces.
Step-by-step explanation:
Convert all the fractions to denominator of 24
9/24 4/24 10/24 = 23/24
23/24 = 69/1 so you can cross multiply ( i think)
Then you get 1656 / 23 which equals 72.
If this is wrong I am so sorry
===================================================
Explanation:
He uses 3/8 of the amount to make bread, 1/6 of the amount to make pancakes, and 5/12 of the amount to make jam.
Add up those fractions. But first let's make each fraction have the LCD (lowest common denominator) of 24
3/8 = 9/24 .... multiply top and bottom by 3
1/6 = 4/24 .... multiply top and bottom by 4
5/12 = 10/24 .... multiply top and bottom by 2
Now we can add the fractions:
(3/8) + (1/6) + (5/12)
(9/24) + (4/24) + (10/24)
(9+4+10)/24
23/24
So in total, Wayne used up 23/24 of all the blueberries he bought.
Let's make this unknown amount x
x = amount of blueberries he bought, in ounces
Multiplying the sum we got (23/24) by x leads to the amount of blueberries he used, which is 69 ounces
So,
(fraction used)*(amount he bought) = (amount he used)
(23/24)*x = 69
23x = 69*24 .... multiply both sides by 24
23x = 1656
x = 1656/23 ... divide both sides by 23
x = 72
He bought 72 ounces of blueberries.
------------------------------
Let's check that answer
A = 3/8 of 72 = (3/8)*72 = 27 = amount used for bread
B = 1/6 of 72 = (1/6)*72 = 12 = amount used for pancakes
C = 5/12 of 72 = (5/12)*72 = 30 = amount used for jam
A+B+C = 27+12+30 = 69 = total amount used
This confirms our answer.
What I'm doing was correct?
Answer:
The distance between points R and S is [tex]\sqrt{ 29 }[/tex] units
Step-by-step explanation:
Coordinates of point R = (-1, 3)
Coordinates of point S = (4, 1)
Now, by distance formula:
[tex]d(R, S) = \sqrt{ \{4 -( - 1) \}^{2} + {(1 - 3)}^{2} } \\ \\ = \sqrt{ \{4 + 1 \}^{2} + {( - 2)}^{2} } \\ \\ = \sqrt{ \{5 \}^{2} + {( - 2)}^{2} } \\ \\ = \sqrt{ 25 + 4 } \\ \\ \implies \huge \orange{d(R, S) = \sqrt{ 29 } \: units}[/tex]
So, you are correct.
Mr. Gallagher purchased snacks at the theater. If
he handed the cashier a 20-dollar bill and received
$1.83 in change, what was his total?
Answer: $18.17
Step 1: Subtract 1 dollar.
$20 - $1 = $19
Step 2: Subtract 83 cents.
$19.00 - $0.83 = $18.17
Answer = $18.17
Where are yall at? I NEED HELP!
X marks the Spot? It looks like you need to draw a line on the map and see at what point the two lines intersect.
Someone please helpp meeeee?!?!!
Answer:
Goodluck I had this before and couldn't get it
Answer:
The answer is most likely uniform
Pls help me! Pls show work so I know how to do it if you can’t then it’s fine! Thank you!
[tex]\sf f(x) = 5(-2)^{\small{\dfrac{x}{6}}}[/tex]
For evaluating the given function at f(24) just substitute x = 24
[tex]\sf f(24) = 5\times(-2)^{\small{\dfrac{24}{6}}}[/tex]
[tex]\longrightarrow \sf f(24) = 5\times (-2)^4[/tex]
[tex]\longrightarrow \sf f(24) = 5 \times 16 [/tex]
[tex]\longrightarrow \sf f(24) = 80 [/tex]
Solve for x
10.2
6.8
round to the nearest tenth
Answer: 13.8
Step-by-step explanation:
PLEASE HELP AND I WILL GIVE BRAINLIEST
A brand new grocery store sells cantaloupes for $3 each. Also, for their grand opening
celebration, each customer gets a $2 coupon towards their purchase as they enter the store.
Write a function equation to represent "x" as the number of cantaloupes purchased and "f(x)"
being the total cost in dollars for the cantaloupes including the coupon. *
(10 Points)
O a. F (x) = 2x + 3
O b. F (x) = 3x - 2
O c. F (x) = 2x - 3
O d. F (x) = 3x
Answer:
b
Step-by-step explanation:
every cantaloup costs $3 so they would pay x × $3
but they got a $2 coupon so you have to deduct that.
PLEASE HELP WILL GIVE BRAINLIEST AND THANKS!!!
Answer:
Part A
1) Line
2) Angle
3) Point
4) Line Segment
5) Ray
6) Plane
Part B
1) Line Segment
2) Draw number 3 in part a times 2 with different letters