Find the length of AB when A(-4,1) and B(3,-1). Round to the nearest tenth (one decimal place) if necessary.
Answer:
7.3 units is the answer rounded
When A(-4,1) and B(3,-1), the length of AB is approximately 7.3 units.
What is distance formula?The distance formula is a mathematical formula that is used to compute the distance between two points in a coordinate plane.
This formula is derived from the Pythagorean theorem, which states that the square of the length of the hypotenuse in a right triangle equals the sum of the squares of the lengths of the other two sides.
We can use the distance formula to find the length of AB:
[tex]d = \sqrt{ ((x2 - x1)^2 + (y2 - y1)^2)}[/tex]
Where (x1, y1) = (-4, 1) and (x2, y2) = (3, -1)
d = sqrt([tex](3 - (-4))^2 + (-1 - 1)^2[/tex])
= sqrt([tex]7^2 + (-2)^2[/tex])
= sqrt(49 + 4)
= sqrt(53)
≈ 7.3 (rounded to one decimal place)
Therefore, the length of AB is approximately 7.3 units.
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An angle measures 9.4° more than the measure of its complementary angle. What is the measure of each angle?
Answer:
x = one angle
90 - x = complementary angle {complementary angles add up to 90�}
x = 90 - x + 86 {one angle is 86� more than its complementary angle}
x = -x + 176 {combined like terms on right}
2x = 176 {added x to each side}
x = 88 {divided each side by 2}
90 - x = 2 {substituted 88, in for x, into 90 - x}
one angle is 88�
the complementary angle is 2�
Step-by-step explanation:
Mr.Jones can bench 205 pounds. The bar weighs 45 pounds, how much weight is on each side
Answer:
205-45÷2
Step-by-step explanation:
205-45=160
160÷2=80
80lb
In ΔKLM, k = 13 cm, l = 17 cm and m=28 cm. Find the measure of ∠K to the nearest degree.
Answer:
18
Step-by-step explanation:
Delta math
Answer:
18
Step-by-step explanation:
delta math
Solve seven tenths times two fourths
Answer:
with simplify: 1 4/20.
without simplify: 24/20
Step-by-step explanation:
first we have to find the common denominator
can 4 go into 10? no.
can 4 go into 20? yes! it goes into 20, 5 times!
common denominator = 20
_/20 + _/20
what we do to the bottom we do to the top
7 x 2= 14
14/20 + _/20
2 x 5= 10
14/20 + 10/20 = 24/20
now simplify
1 4/20
hope this helped!
16/20 – 1/4 =
I need help please thank you
Answer:
11 / 20
Step-by-step explanation:
16 / 20 - 1×5 / 4×5
16 / 20 - 5 / 20
16 - 5 / 20
= 11 / 20
What is the probability of randomly selecting a card from a standard 52 card deck and having the card be a face card or an even numbered card?
A) 5.16
B) 16.5
C) .165
D) .615
HELP ASAP PLS!!! ONLY HAVE 10 MINUTES LEFT TO FINISH
Answer:
Step-by-step explanation:
The graph gave us two points: (5,0)(0,1)
Let’s find the slope!
1-0/0-5
slope is 1/-5
y=-1/5x+b
Choose one point and plug it into x and y
1=-1/5(0)+b
1=0+b
b=1
y=-1/5x+1
Answer:
y=-1/5x+1
Step-by-step explanation:
in a school 3/8 students are boys and 850 are girls.fi nd the number of boys in the school
I
Answer:
Answer: Not too Sure... Maybe 318
The average temperature on the surface of the earth is 15 degrees. On the surface of Mars, the average temperature is -50 degrees. What is the difference in these two temperatures? degrees
Answer:
65
Step-by-step explanation:
the difference is 65 degrees fahrenheit
Whats the y-intercept of the line x + 6y = -18
Answer:
18
Step-by-step explanation:
Answer:
it's −3
Step-by-step explanation:
The first term of a gemotetric sequence is -15 and the common ratio is 6 What is the twelfth term of the sequence
Answer:
Step-by-step explanation:
a₁₂ = a₁r¹²⁻¹ = -15×6¹¹
Solve the Antiderivative.
x + 5 x < -2 4 – x2 -2
x2 < −6x − 26
x < -x2/6 - 13/3
PLS ANSWER ASAP THIS QUESTION IS WORTH ABOUT 50 POINTS PLS ANSWER PROPERLY PLS PLS
Raul paid $48 for a sweater. He also paid a 7% sales tax. How much was the tax and what was they total cost
Answer:
Tax: $3.36
Total Cost: 51.36
Step-by-step explanation:
First, we need to figure out the tax, which is 7% of 48. Meaning that the tax is $3.36. Then, we add that to the cost of the sweater which is $48, which means that the total cost is 3.36 + 48 = $51.36
Plz mark as brainliest :D
If 3x = 6, then x = 2.
a. Addition b. Subtraction c. Square root d. Division
Answer:
Its D. Division
Step-by-step explanation:
Because you have to divide 3 from x and also to 6 and you will get x equals 2.
Evaluate
28.47% of 637.38cm
Give your answer rounded to 2 DP.
cm
Answer: 181.46 cm.
Step-by-step explanation: The real answer is 181.462086 cm but we can round that to 2 decimal places.
A trial balance has total debits of $36,000 and total credits of $48,500. Which one of the following errors would create this imbalance?
A.) A $6,250 debit to utilities expense in a journal entry was incorrectly posted to the ledger as a $6,250 credit, leaving the utilities expense account with a $7,000 debit balance.
B.) A $12,500 debit to salaries expense in a journal entry was incorrectly posted to the ledger as a $12,500 credit, leaving the salaries expense account with a $2,350 debit balance.
C.) A $6,250 credit to consulting fees earned (revenues) in a journal entry was incorrectly posted to the ledger as a $6,250 debit, leaving the consulting fees earned account with a $14,300 credit balance.
D.) A $6,250 debit posting to accounts receivable was posted mistakenly to land.
E.) A $12,500 debit posting to equipment was posted mistakenly to cash.
F.) An entry debiting cash and crediting accounts payable for $12,500 was mistakenly not posted.
Please answer which one is it. Thank you!
Answer:
__________
Step-by-step explanation:
Is the answer A?
if (a+b)+(a-b)i=7+2 find a and b
Answer:
a = 4.5
b = 2.5
Step-by-step explanation:
The question is incomplete.
Complete question
If (a+b)+(a-b)i=7+2i find a and b
Compare the terms on both sides
a+b = 7
a-b = 2
Add both equations
a+a = 7+2
2a = 9
a = 9/2
a = 4.5
Recall:.
a+b = 7
4.5+b = 7
b = 7-4.5
b = 2.5
Are there any supplementary, vertical, or complimentary angles? If so wich ones
Supplementary: N and M
Supplementary angles: A pair of angles whose sum is equal to 180°.
Vertical: N and R
Vertical angles: A pair of opposite angles that are made by two intersecting lines.
Complimentary: P and Q
Complimentary angles: A pair of angles whose sum is equal to 90°.
Hope this helps! :D
Write the equation of the line in slope intercept form that given f(- 3) = 5 and f(3)=-3,
Step-by-step explanation:
the first coordinate is (-3 5),
x+3y -12 the second coordinate is (3, 3)
y= -1/3x +4
Find the solutions of each equation on the interval [0, 2π)
Answer/Step-by-step explanation:
Factor this. GCF=2
2(2cos2x+cos x-1)=0
2(2cos x -1)(cos x+1)=0 Set each factor equal to zero and solve
2cos x -1=0 Add 1 to both sides
2cos x =1 Divide by 2
cos x =1/2
x=π/3
x=5π/3
cos x+1=0 Subtract 1 from both sides
cos x=-1
x = π
If a manufacturer's list price is $800 and Bill's Outlet buys the goods for $650, what is the trade discount percent? (Round answer to
the nearest hundredth percent)
Answer:
The discount percent is 18.75%
Step-by-step explanation:
The amount of money that was lost in this discount is $150, to calculate the percent, you subtract the original price by the discounted price, and then divide the difference by the original price and multiply that by 100% to get the discount percent. [tex]\frac{150}{800}[/tex] * 100% equals 18.75%, so that would be the discount percent.
write these ratio in its simplest form 200:180
Answer:
10:9
Step-by-step explanation:
13. Jannah purchased flowers to plant in
her garden. She planted 2 flowers in
each of her 5 flower beds plus 8 flowers
around a pond. Write an expression
that shows how many flowers Jannah
planted.
Answer:
2x5=10+8
Step-by-step explanation:
my answer need to be 20 characters long so I had to write this too
BRAINLIEST TO BEST ANSWER :D
Ali was asked to simplify the expression 3(x - 6) + (4x + 12) - 6x. His work is shown below.
3(x - 6) + (4x + 12) - 6x
3x - 9 + 4x + 12 - 6x
(3x + 4x - 6x) + (-9 + 12)
x + 3
Question 1
Identify the line which contains the error.
A 3(x - 6) + (4x + 12) - 6x
B 3x - 9 + 4x + 12 - 6x
C (3x + 4x - 6x) + (-9 + 12)
D x + 3
Answer:
C
Step-by-step explanation:
Answer:hope this helps!!! :)
defenitly A it equals x-6 not x-3
3(x - 6) + (4x + 12) - 6x => − 6
Step-by-step explanation:
each of two equal angles is twice the third angle. find the angle of triangle.
Answer:
45 degrees each and 90 degrees
first time taking a picture but some one help me, this is the last question and I want to die.
Answer:
Step-by-step explanation:
Suppose an amusement park bought a merry‐go‐round for $92,000. 42,512 people paid $2 each to ride the merry‐go‐round in its first year of operation. Did the park earn or lose money in the first year? How much?
Answer:
yes they did lose money
Step-by-step explanation:
42,512×2 = 85,024
92,000 - 85,024 = 6,976
they lost $6,976 in the first year
5/7 times 1/6 ANSWER IN UNDER 2 MINUTS AND ILL MAKE YOU BRAINLIEST
Answer: GIVE ME BRAINLIEST the answer is 5/42
Step-by-step explanation:
Answer:
5/42
Step-by-step explanation:
It's simple multiplication, just multiply across.