180° rotation of any point about the origin gives the value with an alternate sign thus it will be (2,-7).
What are coordinates?A pair of numbers that employ the horizontal and vertical distinctions from the two reference axes to represent a point's placement on a coordinate plane.
Given a point let's say A(-2,7)
If we rotate any point on coordinate geometry by 180 degrees about the origin then the horizontal and vertical distinctions will remain the same but the sign will change as shown below.
A(-2,7) ← Second quadrent
A'(2,-7) → Fourth quadrant
Hence "180° rotation of any point about the origin gives the value with an alternate sign thus it will be (2,-7)".
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Information about three circles is listed below.
• Circle P has a diameter of 26 cm.
• Circle Q has a diameter of 52 cm.
• Circle R has a radius of 52 cm. Based on this information, which statement is true?
A.The diameter of circle P is the same length as the diameter of circle R.
B. The radius of circle P is the same length as the radius of circle Q.
C The diameter of circle P is the same length as the radius of circle Q.
D. The radius of circle P is the same length as the diameter of circle R.
Answer:
C The diameter of circle P is the same length as the radius of circle Q.
Step-by-step explanation:
Please help and thanks in advance
Add 0.65 and 0.24. How many tenths are in the sum?
Number of tenths are in the sum is 8
What is Decimal number?The decimal numeral system is the standard system for denoting integer and non-integer numbers.
What is Addition?Addition is the action or process of adding something to something else.
Given,
The numbers 0.65 and 0.24
Add them together
0.65 + 0.24 = 0.89
Here the number is a decimal number that is 0.89
If a number has a decimal point , then the first digit to the right of the decimal point indicates the number of tenths.
Therefore number 8 is in the tenth place
Hence, the number of tenths in the sum is 8
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What is the slope of the line?
Answer: 2
Step-by-step explanation:
What is the product of 3/7x2/5
Answer:
0.1714285714285714
Step-by-step explanation:
PLZ HELP PLZZZZZZZZZZZZZZZZ
Answer:
d
Step-by-step explanation:
Ben starts walking along a path at 2 mi/h. One and a half hours after Ben leaves, his sister Amanda begins jogging along the same path at 7 mi/h. How long (in hours) will it be before Amanda catches up to Ben?
Answer:
Amanda will catch up Ben after 0.6 hours.
Step-by-step explanation:
Amanda begins jogging along the same path at 7 mi/h.
This means that Amanda's position, after t hours, is given by:
[tex]A(t) = 7t[/tex]
Ben starts walking along a path at 2 mi/h.
Amanda leaves after one and a half hour, which means that Ben will be at position 2*1.5 = 3. So Ben's position after t hours is given by:
[tex]B(t) = 3 + 2t[/tex]
How long (in hours) will it be before Amanda catches up to Ben?
This will happen when:
[tex]A(t) = B(t)[/tex]
So
[tex]7t = 3 + 2t[/tex]
[tex]5t = 3[/tex]
[tex]t = \frac{3}{5}[/tex]
[tex]t = 0.6[/tex]
Amanda will catch up Ben after 0.6 hours.
It would take Amanda 0.6 hours or 6/10 hours to catch up with Ben.
This question comes from a topic in mathematics called rates and it's used to compare two values with each other and how one value affects the other value.
Let s represent the distance Amanda travels until she meet Ben.
We can set a timer on our phone when she leaves in order to track the time taken.
Let t represent the time taken.
Set of EquationWe can come up with two equations from these scenario
d - 3 = 2t------ equation (i)d = 7t ----- equation (ii)Substitute equation (ii) into equation (i)
[tex]7t -3 =2t[/tex]
collect like terms
[tex]7t-2t=3\\5t=3\\t=3/5\\t=0.6[/tex]
From the above, we can see it took her 0.6 hours to catch up with Ben.
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Need help on this question
Answer:
c Christopher
Step-by-step explanation:
hope this helps
What is 5/9 divided by 4/9 answer
Answer:
1.25
Step-by-step explanation:
5/9 divided by 4/9 is 1.25
The graph represents a quadratic function. Write the function in vertex form.
Answer:
y=3(x+3)^2-8
Step-by-step explanation:
Vertex form:
y=a(x-h)^2+k
h=-3, k=-8
y=a(x+3)^2-8
sub (-4,-5)
-5=a(-4+3)^2-8
a=3
y=3(x+3)^2-8
helpppppp ill give brainliest answer if you know
Answer:
16 in squared
Step-by-step explanation:
Plzzzzzzz help this is tonight plzzzzzzz
Answer:
Step-by-step explanation:
tto blurrry
Anyone know? Thanks
Answer:
the answer is the x-intercepts are about(0,-6) and (0,2) hope this helps
Step-by-step explanation:
please help me please i really need help please
9514 1404 393
Answer:
62°
Step-by-step explanation:
Angles A and H are alternate exterior angles, so are congruent.
∠H = 62°
Fred bought 9 new baseball trading cards to add to his collection. The next day his dog ate half of his collection. There are now only 43 cards left. How many cards did Fred start with ?
Helpp I need this todayyyyyy
Answer:
86 - 9 = 77
Step-by-step explanation:
A farmer sells 8.5 kilograms of pears and apples at the farmer's market. 2 5 of this weight is pears, and the rest is apples. How many kilograms of apples did she sell at the farmer's market?
Answer:
6 kilograms of apples
Step-by-step explanation:
8.5-2.5=6
Hope I helped
Show work and explain how too find the answer please I’m not fully understand the question
Answer:
She would have 24 single shoes. This is because she has 12 pairs and there are 2 of something in each pair. Therefore, Danielle would have 24 single shoes. (12*2=24) Hope this helped!!
The term-to-term rule for a sequence is " Add 1 and then double"
The first two terms are 2 and 6
Find the next term
The next term of the sequence is 14.
What is Sequence?A sequence in mathematics is a ordered set of objects or numbers which are related with something.
For example, 1, 3, 5, ..... is a sequence of odd numbers.
Given that,
The term-to-term rule for a sequence is " Add 1 and then double"
First term = 2
Second term = 6
6 is got by adding 1 to 2 and then doubling it.
2 + 1 = 3
3 × 2 = 6
In the same way,
Third term = (6 + 1)2 = 7 × 2 = 14
Hence the next term of the sequence is 14.
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factor the trinomial completely. 10x^2+7x-12
Answer: i think the answer is (5x - 4)(2x +3) if it id wrong i am sorry ok
don't forget to drop a heart
Answer:
the answer is (2x + 3)(5x - 4)
Step-by-step explanation:
Order these numbers from least to greatest: 1.05, 0.95, 0.75, 1.01
Answer:
0.75 0.95 1.01 1.05
Step-by-step explanation:
Answer:
0.75,0.95,1.01,1.05
Step-by-step explanation:
Thats in order from smallest to biggest.
Hope this helped! If it did, please give me brainliest! That would help a lot! Thanks! :D
Select the correct answer.What is 2/5 divided by 4/7 by equal to?A.7/5 B.7/10 C.10/7 D.7/5
Answer:
5/7
Step-by-step explanation:
5/7
It is always good to double-check your math to make sure you did it right. When I entered 4/7 for x in this equation x / (4/5) = (5/7), we get the following true equation which means the math is correct.
(4/7) / (4/5) = (5/7)
Match each indicated measure in the first column for
⊙
O
⊙O.
Answer:
Step-by-step explanation:
By the property,
"Measure of the intercepted arc is double of the inscribed angle"
m(arc BC) = 2×48°
= 96°
By using the same property,
m(arc AC) = 2 × m(∠B)
m(∠B) = [tex]\frac{110}{2}[/tex]
= 55°
m(∠A) + m(∠B) + m(∠C) = 180° [Triangle sum theorem]
48° + 55° + m(∠C) = 180°
m(∠C) = 180° - 103°
= 77°
m(arc AB) = 2 × (m∠C)
= 2×77
= 154°
PLEASE HELP!!!! A diver is in a diving board located 11 feet above the surface of a pool. A swimmer is directly below the diver 4 feet below the surface of the pool. What is the difference between the height of the diver and the height of the swimmer?
Answer:
I think it is a 7 foot difference between both sorry if wrong
The area of the base is given by The volume of a hexagonal prism is given by 35x ^ 5 + 20x ^ 4 - 57x ^ 3 + x ^ 2 + 18x - 30 5x ^ 2 - 6 Find an expression for the height of the hexagonal prism.
Answer:
Step-by-step explanation:
The height of given hexagonal prism is 7x³+4x²-3x+5.
Given that, the volume of a hexagonal prism is [tex]35x ^ 5 + 20x ^ 4 - 57x ^ 3 + x ^ 2 + 18x - 30[/tex] and the area of the base is 5x² - 6.
What is a hexagonal prism volume?A hexagonal prism is a three-dimensional solid shape with 8 faces that including hexagon bases.
Volume of a hexagonal prism = Area of a base × Height.
Here, [tex]35x ^ 5 + 20x ^ 4 - 57x ^ 3 + x ^ 2 + 18x - 30[/tex] = 5x² - 6 × Height
Height = [tex]35x ^ 5 + 20x ^ 4 - 57x ^ 3 + x ^ 2 + 18x - 30[/tex] ÷ 5x² - 6
5x² - 6| [tex]35x ^ 5 + 20x ^ 4 - 57x ^ 3 + x ^ 2 + 18x - 30[/tex] | 7x³+4x²-3x+5
[tex]35x^5[/tex] (+) 42x³
____________________
[tex]20x^4[/tex] - 15x³+x²+18x-30
(-)[tex]20x^4[/tex] (+)24x²
____________________
- 15x³+25x²+18x-30
(+)15x³ (-)18x
____________________
25x²-30
(-)25x²(+)30
___________________
0
So, height = 7x³+4x²-3x+5
Therefore, the height of given hexagonal prism is 7x³+4x²-3x+5.
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Which method is the best method for solving the equation?
[tex]8x^{2} - 13x + 3 = 0[/tex]
Answer:
Step-by-step explanation:
Which Method Should Be Used to Solve a Quadratic Equation? Quadratic equations are of the form ax2 + bx + c = 0 where a, b and c are real numbers, a ≠ 0. Quadratic equations have two solutions, but it is possible that one solution may repeat. happy to help
brainly plus if u help
Answer:
huh
Step-by-step explanation:
Brainliest if correct Multiply 3/7 by 4/5
Answer:
Step-by-step explanation:
x1 / y1 times x2 / y2 where are two fractions
x1/y1 times x2/y2 = x1 times x2 / y1 times y2 = z1 / z2 z is a new fraction
fractions multiply like regular wholes number, which can also be represented in fractional form
Examples:
2/1 times 3/1 = 2x3 /1x1 6/1
10/2 x 18/3 = 180/6 now look at 10/2 = 5 18/3 = 6 5x6 = 30
5 x 6 = 30
Now apply to your fractions:
3/7 x 4/5 = 3x4 / 7x5
12/35
8th grade math, please help.
I’ll give you brainliest if you want.
-Find the volume-
Answer:
113.10
Step-by-step explanation:
Answer:
how to make sugar cookies :)
Step-by-step explanation:
2 ¾ cups all-purpose flour
1 teaspoon baking soda
½ teaspoon baking powder
1 cup butter, softened
1 ½ cups white sugar
1 egg
1 teaspoon vanilla extract
A drum used for percussion has sides modeled by a hyperbola. The total height of the drum is 35 inches. The diameter at the top of the drum is 16 inches, and the minimum diameter is 8 inches, occurring at a height of 22 inches. Determine the equation of a hyperbola that models the sides of the drum assuming that the center of the hyperbola occurs at the height where the diameter is the least.
look at the screen shot ya know
The equation of a hyperbola that models the sides of the drum assuming that the center of the hyperbola is (35 + a)²/a² - 8²/b² = 1 and (22+ a)²/a² - 4²/b² = 1
What is an equation?An equation is an expression that shows the relationship between two or more numbers and variables.
Given that the total height of the drum is 35 inches.
The diameter at the top of the drum = is 16 inches, and
The minimum diameter is 8 inches, occurring at a height of 22 inches.
The equation of the hyperbola be denoted as;
x²/a² - y²/b² = 1
From the question, with x and y coordinates representing height and radius respectively,
Then,
When x = 35 + a, y is = 16/2 = 8 and
At x = 22+ a, y is = 8/2 = 4
Thus,
(35 + a)²/a² - 8²/b² = 1
(22+ a)²/a² - 4²/b² = 1
By solving, we have, a = 128.95 and b = 14.75
Therefore a= 128.95 and b = 14.75
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Find the area of the shape shown below.
Answer:
10 square units.
Step-by-step explanation:
Remark
No matter how weird it looks, the figure is a trapezoid. It has 2 parallel lines.
The height has 2 right angles, one at each end.
Givens
b1 = 2
b2 = 8
h = 2
Formula
Area = 1/2 * (b1 + b2 ) * h
Solution
Area = 1/2 * (2 + 4 + 2 + 2) * 2 Be sure you understand where all those 2s came from.
Area = 10 square units
GggggghggggggggggggggggggggTry
Answer:
try this 20+10 = 20x10 = 20-10=
Step-by-step explanation:
add the first one, than times the other one, after subtract the last one.