Answer:
PLEASE DONT DELETE
Step-by-step explanation:
I am sorry that I cant answer your problem. However, I am only answering so I can get answers to my own problems. Good luck on that problem!
7th grade math for easy points
Answer:
8
Step-by-step explanation:
8*8*8 = 512
or
8³ = 512
or
just punch it in a calculator
What is the surface area of the pyramid?
The graph shows the number of each kind of CD in Dante's music collection. What is
the probability that a randomly choosen CD will be country?
Pop
10
Types of Music CDs
Rock
6
Jazz
4
Country
12
Hip-Hop
Answer: 1/8
Step-by-step explanation: To calculate the probability, we first need to add up the total amount of CDs. 10+6+4+12 = 32. After this, we divide 4 by 32, getting 4/32 which can be simplified to 1/8
Which graph represents-3x - 4y ≤ 2?
Answer:
B
Step-by-step explanation:
Man on cliff observes a boat at angle of depression of 30 which is approaching the shore at uniform speed. 6 minutes later, the angle of depression of boat is 60. Find time taken by boat to reach shore?
Answer:
Step-by-step explanation:
Let the speed be x km/h
Let the time be t
In △ADC,
tan30°=
h
xt
3
1
=
h
xt
h= xt
In △ABD,
tan60°=
h
x(6+t)
h=
x(t+6)
3
xt=
x(t+6)
3t=6+t
t=3 seconds
∴ total time taken=6+3=9 seconds
Help Me Out ASAP please
On solving the provided question, we can say that - here in this inequality 17[tex]\leq[/tex]2x - 3[tex]\leq[/tex]25
What is inequality?A connection between two expressions or values that is not equal in mathematics is referred to as an inequality. Inequality results from an imbalance, thus. In mathematics, an inequality establishes the relationship between two values that are not equal. Egality is not the same as inequality. Use the not equal symbol () in most cases when two values are not equal. To contrast values, whether they are tiny or huge, different inequalities are employed. By adjusting both sides until just the variables are left, you may eliminate many straightforward inequalities. However, several factors cause inequality: Divide or add negative values on both sides. Switch the left and right.
17[tex]\leq[/tex]2x - 3[tex]\leq[/tex]25
[tex]20\leq 2x\leq 28\\10\leq x\leq 14[/tex]
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How to do plotting points?
Place a dot at the origin, sometimes referred to as the center of the Cartesian coordinate axis, to begin. We may then plot a point on the graph after placing the necessary points there.
An x-y (or bivariate) plot is any graph or plot with two axes.
The "x-axis" is often the horizontal axis, whereas the "y-axis" is typically the vertical axis.
However, if you have a data set with two sets of related data, you may utilize any variable for either one.
There are a few procedures you may take when plotting data on a graph to make sure you don't neglect anything:
Make sure you are working with two variables (two columns of data).
Make a decision on which variable will be represented on the x-axis and which on the y-axis.
Your plot's axes should be identified, and the scale should be chosen (if the graph is not already labeled).
Plot the first two pairs of numbers first (the top row of numbers).
Plot pairs of points repeatedly until all the points have been plotted.
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How many different sandwiches can you make with 4 bread choices, 5 meat choices, 6 cheese
choices, and 2 vegetables?
Answer:
It is 240(Two hundred and forty)
Step-by-step explanation:
Multiply
Find the value of x...........
Answer:
x = 7°
Step-by-step explanation:
(8x + 6)° + 118° = 180°
8x = 56°
x = 7°
gcf of 15 and 18 and -45
Answer: 3
Step-by-step explanation:
Factor of 15: ±1, ±3, ±5, ±15
Factor of 18: ±1, ±2, ±3, ±6, ±9, ±18
Factor of -45: ±1, ±3, ±5, ±9, ±45
=> GCF of 15, 18, -45 is 3
Cheng likes a modern lawn sculpture made of four identical solid right pyramids with square bases. He decides to create an exact copy of the sculpture, so he needs to know what volume of sculpting material to purchase. He measures each edge of each base to be 2 feet. The height of the whole sculpture is 6 feet. What is the volume of material he must purchase
So Cheng must purchase 32 cubic feet of sculpting material.
Each pyramid has a square base with edge length of 2 feet and a height of 6 feet. The area of the square base is (2 feet)^2 = 4 square feet. The volume of each pyramid is 1/3 * base area * height = 1/3 * 4 square feet * 6 feet = 8 cubic feet.
Since there are four identical pyramids in the sculpture, the total volume of material needed to create the sculpture is 4 * 8 cubic feet = 32 cubic feet. So Cheng must purchase 32 cubic feet of sculpting material.
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Answer:
D
Step-by-step explanation:
I need help with this, please
The following table shows the number of raisins in a scoop of different brands of raisin bran cereal.
Brand
Generic
Clayton's: Good2go
Right from Nature
Morning meal
Mmmm
Number of raisins
5
9
5
5
7
11
Find the mean number of raisins.
Using it's concept, it is found that the mean number of raisins is of 7.
What is the mean?The mean of a data-set is given by the sum of all observations in the data-set divided by the number of observations.
In this problem, there are 6 observations: 5, 9, 5, 5, 7, 11.
Hence, the mean is:
[tex]E(X) = \frac{5 + 9 + 5 + 5 + 7 + 11}{6} = 7[/tex]
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Answer:
its 2 raisins i got it right.
Step-by-step explanation:
A pair of shoes is on sale for 20% off they now cost 50$
The original price of the pair of shoes is $62.5.
What is a percentage?The percentage is calculated by dividing the required value by the total value and multiplying by 100.
Example:
Required percentage value = a
total value = b
Percentage = a/b x 100
Example:
50% = 50/100 = 1/2
25% = 25/100 = 1/4
20% = 20/100 = 1/5
10% = 10/100 = 1/10
We have,
Original price = 100%
Offer price = $50
Offer = 20%
Now,
80% = 50
Multiply 100/80 on both sides.
100% = 100/80 x 50
100% = $62.5
Thus,
The original price is $62.5.
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What are the 3 steps to solving a two step equation?
Answer:
Use the following denomination (Ghana cedis 200,100,50 and 20)to find the quantities of notes
1.3584655000
2.85760000
3.146737000
4.5555627000
5.7777000
please help
Step-by-step explanation:
1. Eliminate any constant that is on the same side as the variable.
2. Use inverse operations to isolate the variable by itself.
3. Whatever you do to one side you do to the other.
look at picture please
The equivalent trigonometric identity to cot²θ + 1 is cot²θsec²θ
What are trigonometric identities?Trigonometric identities are equations which contain the trigonometric ratios.
How to show the equivalent identity of cot²θ + 1?Since we have the trigonometric identity cot²θ + 1,we need to find its equivalent expression.
So, we proceed as follows
Since cot²θ + 1 = 1/tan²θ + 1 (since cot²θ = 1/tan²θ)
Now taking the L.C.M, we have that
1/tan²θ + 1 = (1 + tan²θ)/tan²θ
We know that the trigonometric identity 1 + tan²θ = sec²θ
So, substituting this into the equation, we have that
(1 + tan²θ)/tan²θ = sec²θ/tan²θ
Since cot²θ = 1/tan²θ, substituting the values of the variables into the equation, we have that
sec²θ/tan²θ = cot²θsec²θ
So, cot²θ + 1 = cot²θsec²θ
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What is linear vs log?
Linear refers to a straight line when plotted on a graph, while logarithmic refers to a curve that follows the logarithmic function. Linear relationships are those where the rate of change is constant. Logarithmic relationships are those where the rate of change increases or decreases as the value of the independent variable increases.
Linear relationships are those where the rate of change is constant no matter how the independent variable changes. In this type of relationship, the y-value increases or decreases at a constant rate as the x-value increases. For example, if a graph shows a linear relationship, the data points will form a straight line when plotted on a graph. Logarithmic relationships are those where the rate of change increases or decreases as the independent variable increases. In this type of relationship, the y-value increases or decreases more quickly as the x-value increases. This can be seen when plotting the data on a graph as a curved line. An example of this type of relationship is the exponential growth of a population as the population increases.
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The list below shows the shoe size for eight students in Mr.perdio’s class 13,12,9.5, 10.5,12,11,12,8
The force,
F
(Newtons), between two objects is inversely proportional to the square of the distance,
d
(metres), between them.
The force is 0.045 Newtons when the distance between the objects is 2.4 metres.
Work out
d
(rounded to 2 DP) when
F
=
0.7
Newtons.
The value of d when F = 0.7 Newton's by solving with inverse variation is 0.61 meters to 2 D.P
How to find inverse variation?Let
F = force in Newton'sd = distance in metersF = k/ d²
Where k = constant of proportionality
If F = 0.045 Newtons and d = 2.4 metres
F = k/ d²
0.045 = k / 2.4²
cross product
k = 0.045 × 2.4²
k = 0.2592
Find d when F = 0.7 Newton's
F = k/ d²
0.7 = 0.2592 / d²
cross product
0.7 × d² = 0.2592
0.7d² = 0.2592
divide both sides by 0.7
d² = 0.2592 / 0.7
d² = 0.370285714285714
find the square root of both sides
d = √0.370285714285714
d = 0.6085110634045
d = 0.61 to 2 decimal place.
Therefore, d is equal to 0.61 meters to 2 decimal place if F is 0.7 Newton's.
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Please help if you want brianleist!! :) uhm don't mind update- NO LINkS- Thank you to those who help! :)
Answer:
107
Step-by-step explanation:
The formula for Area is Length x width. Take the first shape and multiply 7x5 which equals 35.
Then do the same thing for the second shape 8x9=72
Now add
35+72=107!! Hope this helped
At a banquet hall there are 25 tables that seat 4 people and 30 tables that seat 6 people. There are no other tables in the banquet hall. What is the ratio of the number of tables that seat 4 people to the total number of tables in the banquet hall?
Answer:
1:11
Step-by-step explanation:
We know
There are 25 tables that seat 4 people
First, we find the total number of tables by taking
25 + 30 = 55 tables
Then we find the ratio of tables that seat 4 people to the total number of tables by
5 / 55 = 1/11 = 1:11
So, the ratio is 1:11
5^2x+7=125^-x-1 pls answer soon i have deadline
ANSWER PLEASE ILL GIVE BRAINLEST
Answer:
what is your question? you have not attached anything.
Step-by-step explanation:
Find the radius of a circle that has a sector area of 165.6 cm2 and an angle measure of 129*. Round your answer to the nearest tenth.
To find the radius of a circle given the area of a sector and the measure of the central angle of the sector, we can use the formula:
radius = sector area / (central angle measure / 360)
In this case, the sector area is 165.6 cm2 and the central angle measure is 129*. Plugging these values into the formula gives us:
radius = 165.6 / (129 / 360)
= 165.6 / (129 / 360)
= 165.6 / (0.3583)
= 462.9 cm
Rounding this value to the nearest tenth gives us a radius of approximately 463 cm.
Hi, I need help finding an ordered pair for the equation x-5y=5?
Answer:
See below
Step-by-step explanation:
Anything that makes the equation true works. For example, you can use the x-intercept (5,0) or the y-intercept (0,-1).
quadratic forms(will give branliest)
Answer:
i believe (-3,0)( and (7,0)
Step-by-step explanation:
What is the value of W?
Answer:
Step-by-step explanation:
Let angle A = w - 15 degree , angle B = -w + 1 degree and angle X = w + 34 degrees then:
We know that the exterior angle of a triangle is equal to the sum of two interior opposite angles.
therefore, w + 34 = w - 15 + (-w +1)
w + 34 = w - 15 - w + 1
w = -15 - 34 = - 49 degrees
since angle cannot be negative
therefore w = 49 degrees
The probability that a carton of eggs taken from the cooler at a store will have at least one cracked egg is 2.5%.
What are the odds that a carton of eggs will have at least one cracked egg?
Answer: The odds of an event happening are the ratio of the number of ways the event can happen to the number of ways it cannot happen.
Odds = (probability of success) / (probability of failure)
In this case, the event is that a carton of eggs will have at least one cracked egg.
The probability of success (the event happening) is 2.5%
The probability of failure (the event not happening) is 100% - 2.5% = 97.5%
so we can find the odds by dividing the probability of success by the probability of failure.
Odds = 2.5 / 97.5 = 0.025/0.975 = 1/39
So the odds that a carton of eggs will have at least one cracked egg is 1:39, meaning that for every 39 cartons that are free of cracked eggs, one carton will have at least one cracked egg.
It means that it's 1 in 39 chance that a carton of eggs will have at least one cracked egg
Step-by-step explanation:
Solve this problem
Step by step
Answer:
x = 11.2
Step-by-step explanation:
We know that the second triangle is just a smaller scale of the bigger triangle.
So, first, we take
28 divided by 25 = 1.12
Then we take
10 times 1.12 = 11.2
So, x = 11.2
HELP BRAINLIEST PLEASE!!!!!!!!
Answer:
12/25
Step-by-step explanation:
there are 24 'T's out of 50