To dilate line AB to JK, the coordinates of both endpoints were multiplied by a determined scale factor "k". Following the rule:
\((x,y)\to(kx,ky)\)To determine the scale factor, you have to compare the coordinates of the corresponding points of the image and preimage. So, first step is to determine the coordinates of two corresponding points, for example A and J, from the graph:
A()
what is the length of an arc which substends an angle of 60digree at the center of a circle of radius 1/2m?
0.5236 meters is the length of the given arc.
The formula for the length of an arc is given by:
Arc Length = (θ/360) * 2πr
Where:
θ is the central angle in degrees.r is the radius of the circle.In this case, the central angle is 60 degrees and the radius is 1/2 meters.
Plugging the values into the formula, we have:
Arc Length = (60/360) * 2π(1/2)
Arc Length = (1/6) * π
Arc Length = π/6
Therefore, the length of the arc that subtends an angle of 60 degrees at the center of a circle with a radius of 1/2 meters is π/6 meters or approximately 0.5236 meters.
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I need help with this PLEASE!!!
Answer:
See the image for marked congruences.
1. JM ≅ LM | Given
2. △JML is isosceles | definition of isosceles
3. ∠MJL ≅ ∠MLJ | isosceles triangle theorem
4. m∠MJL = m∠MLJ | definition of ≅
5. JK ≅ LK | Given
6. △JKL is isosceles | definition of isosceles
7. m∠KJL = m∠KLJ | isosceles triangle theorem
8. m∠MJL + m∠KJM = m∠KJL | adjacent angle theorem
9. m∠MLJ + m∠KMJ = m∠KLJ | adjacent angle theorem
10. m∠MJL + m∠KJM = m∠MLJ + m∠KLM | transitive property of =
11. m∠MJL + m∠KJM = m∠MJL + m∠KLM | substitution
12. m∠KJM = m∠KMJ | subtraction
13. ∠KJM ≅ ∠KLM | definition of ≅
14. △KJM ≅ △KLM | SAS theorem
15. ∠JKM ≅ ∠LKM | CPCTC
16. KM bisects ∠JKL | definition of bisector
Please help me thank you
Answer:
graph y = 2/5 x - 3
shade everything bellow the line
Step-by-step explanation:
y <= 2/5 x - 3
graph y = 2/5 x - 3
shade everything bellow the line
solve this to get brainiest
Answer:
1 a. commutative property of multiplication
b. distributive property of multiplication
2 x=23\12
-x = -23\12
-23\12+23\12=0
thus -(-x)+x
Answer:
See below ↓
Step-by-step explanation:
1.
a) commutative propertyb) commutative property2.
Given : x = 23/12To verify = -(-x) = x⇒ -(-(23/12)) ⇒ -1 x -1 x 23/12⇒ 1 x 23/12⇒ 23/12⇒ VerifiedFactor out the common factor in -45 + 81n + 90n^2
A: I think it’s 9(−5+9n+10n2)
Step-by-step explanation:
Lines l and m are parallel find m<2
Answer: m<5 = 142°
Step-by-step explanation:
solve the equation
(-7) (-5)
NEED HELP ASAP....................
Answer:
not equivalent
Step-by-step explanation:
i believe this should be right
Which description matches finding the volume of the solid?
Answer:
Cylinder + Rectangular Prism
Step-by-step explanation:
On the sides we can see 2 half-cylinders. 2 half-cylinders make up 1 whole cylinder. In between the half-cylinders, a rectangular prism is squashed.
Think of this as a sandwich, the 2 buns are half cylinders, and the meat is the prism.
Therefore the answer is a cylinder and a rectangular prism.
Which one of the following bonds has the most ionic character?
A) B-F
B) Li-F
C) H-F
D) Be - F
The bond which has the most ionic character among the given answer choices as required is; Choice B; Li-F.
Which answer choice represents the most ionic character?By definition, an ionic bond is one in which case, the bond is formed from the combination of highly electronegative and highly electropositive elements.
On this note, since the Lithium atom is the most electropositive metal and the Flourine ion is the most electropositive nonmetal, it follows that the bond which has the most ionic character is; Choice B; Li-F.
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Question 19 (5 points)
Point A has the coordinates (-3,5). If you reflect A across the y-axis to point, A', what
are the coordinates of A'?
A.(-3,-5)
B.(-3,5)
C.(3,5)
D.(3,-5)
You invested $19,000 in two accounts paying 6% and 7% annual interest, respectively. If the total interest earned for the year was $1160, how much was invested at each rate?
The amount invested at 6% is $
Answer:
1140
Step-by-step explanation:
19000 x 0.06 = $1140
Which of the following is the correct if clause to determine whether y is in the range 10 through 50, inclusive? (Points : 1) A) ify>=10 and y <= 50: B) if10 > y and y < 50: C) if y >= 10 or y <= 50; D) if 10,y ory.50
We follow the inclusive rule, The answer to the question is (A) that is
if y>=10 and y <=50
What do you mean by intervals?In mathematics, an interval is expressed in numerical terms. All the numbers between two specific integers are referred to as an interval. All actual values between those two are included in this range. Any form of number you may imagine is a real number.
What are the symbols and their meaning of the intervals?The intervals used are:
(a , b) , All the numbers between a & b without including them.
[a, b] , All the numbers between a & b including them.
y lies in [10,50].
And since it means that it includes 10 and 50 and all the numbers between them.
The final answer is (A) that is if y>1=10 and y <=50.
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Identify the base of the parallelogram, given that A=81x2 cm2.
Answer:
18x cm
Step-by-step explanation:
A=BH
81x²cm²=B(4.5x cm)
81x²cm²÷(4.5x cm)= 18x cm
What translation would map C onto A?
A. (x – 7, y + 3)
B. (x + 3, y – 7)
C. (x – 3, y + 7)
D. (x + 7, y – 3)
Answer:
A
Step-by-step explanation:
consider the coordinates of points C and A
C (4, - 1 ) and A (- 3, 2 )
4 → - 3 in the x- direction is - 7
- 1 → 2 in the y- direction is + 3
then the translation rule is
(x, y ) → (x - 7, y + 3 )
Which answer choice correctly solves the division problem
and shows the quotient as a simplified fraction?
A) 938 ÷ 12 = 78 2/12
B) 938 ÷ 12 = 78 2/78
C) 938 ÷ 12 = 78 1/39
D) 938 ÷ 12 = 78 1/6
Answer:
The answer is D.
\( \frac{938}{12} = \frac{469}{6} \\ = 78 \frac{1}{6} \)
please help me here mathematical literacy grade 12
1. The loan term of the truck is 5 years.
2. The contractor has to pay R30,801.67 per month towards the truck, including the insurance cover amount.
3. In in June 2022, the contractor owed the financer R669,050.10, excluding the insurance amount.
How to calculate the amount1. The loan term of the truck in years is calculated as follows:
Number of years = Loan term in months / 12
Number of years = 60 months / 12
Number of years = 5 years
Therefore, the loan term of the truck is 5 years.
2. Monthly repayments = Monthly instalment of the truck + Insurance premium
Monthly repayments = R22,301.67 + R8,500
Monthly repayments = R30,801.67
Therefore, the contractor has to pay R30,801.67 per month towards the truck, including the insurance cover amount.
3. Number of instalments paid = Loan term in months / 2
Number of instalments paid = 60 months / 2
Number of instalments paid = 30 months
The total amount of money owed to the financer excluding the insurance in June 2022 would be:
Total amount owed = Remaining instalments x Monthly instalment of the truck
Total amount owed = (Loan term in months - Number of instalments paid) x Monthly instalment of the truck
Total amount owed = (60 months - 30 months) x R22,301.67
Total amount owed = 30 months x R22,301.67
Total amount owed = R669,050.10
Therefore, in June 2022, the contractor owed the financer R669,050.10, excluding the insurance amount.
The significance of including an insurance cover when a contractor purchases a water tanker is to protect the asset from unforeseen circumstances such as accidents, theft, or damage. If the contractor did not have insurance, they would have to pay for any repairs or replacements out of pocket, which could be expensive and financially devastating. Insurance also provides peace of mind and allows the contractor to focus on their business operations without worrying about potential risks to their asset.
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eleanor was curious if triangles DEF and GHI were similiar so she tried to map one figure onto the other using rigid transformations
Answer:
Eleanor was curious if triangles DEF and GHI were similar, so he tried to map one figure onto the other using rigid transformations Eleanor concluded "It's not possible to map triangle DEF on GHI using a sequence of rigid transformations, so the triangles are not similar. ... So the triangles are similar.
Step-by-step explanation:
Answer:
It is B. One more transformation — a dilation — would map \triangle DEF△DEFtriangle, D, E, F onto \triangle GHI△GHItriangle, G, H, I. So the triangles are similar.
Step-by-step explanation:
The apples and bananas at the fruit stand sell for $0.70 per pound. If there are 1.06 pounds of apples and 1.14 pounds of bananas, what is the total cost of the apples and bananas?
Answer:
Are there answer options or is it just a solid answer?
what is the solution for 15= 1/2 + 3/2x + 10
Answer:
x = 3
Step-by-step explanation:
A parallelogram has sides measuring 10 and 18, and an angle measuring 100 degrees. What is its area?
Answer:
180
Step-by-step explanation:
The area of a parallelogram is given by the formula A = b × h, where b is the base and h is the height. In this case, the base is 10 and the height is 18. Therefore, the area is:
A=10×18
A=180
The area of the parallelogram is 180 square units
5(q+p+3) =
I’m unsure how to solve this problem
Its a weird problem but I think u should use formula:
(a+b)^2=a^2+2ab+b^2
5(q+p+3)=5q+15+5p=(√5q+√5p)^2
it is only thing u can do.
HELPP!!
Ryan collects rainwater in a barrel for his garden. The barrel is filled with 15 gallons of water. Ryan used 6.8 gallons to water his garden in June and 5 and one-eighth gallons in July. How much water is left in the barrel?
1.) 3.075 gallons
2.) 5.125 gallons
3.) 5.178 gallons
4.) 16.675 gallons
Subtracting the initial amount of water from the amount used, the remaining amount of water is given by:
1.) 3.075 gallons.
How to find the remaining amount of water in the barrel?
To find the remaining amount of water in the barrel, we have to subtract the initial amount by the amount used.
We have that:
The initial amount was of 15 gallons.The amount used was of: 6.8 + 5 + 1/8(relative to the one-eight) = 11.925 gallons.Hence the remaining amount is:
15 - 11.925 = 3.075 gallons.
Which means that option 1 is correct.
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Answer: 3.075 gallons
Step-by-step explanation:
Lucia walks 2 3/4 miles on Monday. On Monday, she walks 1 1/2 times farther than on Tuesday. Which equation can be used to find how far Lucia walks on Tuesday?
Answer:
4.125 in decimal.
4 1/8 in fraction.
Step-by-step explanation:
First, let's simplify these fractions. 2 3/4=2.75 and 1 1/2=1.5 It says that Lucia walks 1.5 times farther on Tuesday, so just multiply 2.75 by 1.5 which comes to 4.125 miles. Hope it helps
A 2 meter television camera at ground level is filming the lift-off of a space shuttle at a point 750 meters from the launch pad. The camera’s angle of elevation to the shuttle is 32° at this specific time . Find the height of the shuttle.
To find the height of the shuttle, we can use trigonometry and the concept of similar triangles. The height of the shuttle is approximately 468.675 meters.
Let's assume that the height of the shuttle is represented by 'h' meters. From the information given, we know that the distance between the camera and the launch pad is 750 meters, and the angle of elevation from the camera to the shuttle is 32 degrees.
Using trigonometry, we can set up the following equation:
tan(32°) = h / 750
To find the value of h, we can rearrange the equation:
h = tan(32°) * 750
Using a calculator, we can find the value of tan(32°) ≈ 0.6249.
Now we can calculate the height of the shuttle:
h ≈ 0.6249 * 750
h ≈ 468.675 meters
Therefore, the height of the shuttle is approximately 468.675 meters.
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The number of students in mathletes increased from 20 to 28. what was the percent of increased
Step-by-step explanation:
Use the formula for finding out how what percent it is. (new amount ÷ old amount)28 ÷ 20 = 1.4Since you want to know how much it increased, subtract 11.4 - 1 = 0.4Convert 0.4 into a percentage.0.4 = 40%Answer:
The number of students increased by 40%
An arc on a circle measures 125º. The measure of the central angle, in radians, is within which range?
0 to pi/2 radians
pi/2 to pi radians
pi to 3pi/2 radians
3pi/2 to 2pi radians
This shows that the measure of the central angle, in radians is within pi/2 to pi radians
Conversion of degrees to radiansThe standard conversion of degrees to radians is given as:
180 degrees = πrad
Given the following degrees
theta = 125 degrees
Convert to radian
theta = 125/180π
Simplify
theta = 25/36π ras
This shows that the measure of the central angle, in radians is within pi/2 to pi radians
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HELP IM IN K12 AND THERS MORE OF THESE
which describes the correct order of steps for constructing an angle bisector of ABC using only a straightedge and compass
Constructing an angle bisector using only a straightedge and compass involves drawing the Angle, creating two arcs that intersect the angle, and using those arcs to create a line segment that bisects the angle.
To construct an angle bisector using a straightedge and compass, there are several steps that you need to follow. The correct order of steps for constructing an angle bisector of ABC using only a straightedge and compass are listed below:
Step 1: Draw the angle ABC with a straightedge.
Step 2: Place the point of the compass on point B and swing an arc that intersects both lines that make up the angle. Label the two points where the arc intersects the angle as points D and E.
Step 3: Without changing the compass width, place the point of the compass on point D and swing an arc that intersects the ray that extends from point B. Label the point of intersection as point F.
Step 4: Without changing the compass width, place the point of the compass on point E and swing an arc that intersects the ray that extends from point B. Label the point of intersection as point G.
Step 5: Draw the line segment FG with a straightedge. This line segment is the angle bisector of angle ABC.
In summary, constructing an angle bisector using only a straightedge and compass involves drawing the angle, creating two arcs that intersect the angle, and using those arcs to create a line segment that bisects the angle. Following these steps will allow you to construct the angle bisector of ABC accurately.
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Each week, Nursen saves $5 and shares $3.75. She also spends $4.95 on bus fare to get home from music lessons. This week she earned $24 babysitting. How much money does Nursen have left that she can spend?
Answer: In one week, Nursen saves $5 and shares $3.75, so she has $5 + $3.75 = $8.75 per week.
She spends $4.95 on bus fare, so she has $8.75 - $4.95 = $3.80 per week to spend.
This week, Nursen earned $24 babysitting, so she has an additional $24 to spend.
Therefore, Nursen has $3.80 + $24 = $27.80 to spend.
Step-by-step explanation: