Answer:
[tex]12 \times 15 - 8 \times 2 = 180 - 16 = 164[/tex]
Convert four hundred over a thousand as a decimal.
Answer:
4%
Step-by-step explanation:
Plz answer this
What line is this?
If we can show
then EH || FG
Answer:
D
Step-by-step explanation:
The answer is D because A and B is an alternate interior angle meaning they don't have to be parallel lines in order to show that they are the same angles. C is incorrect.
E is incorrect because perpendicular lines mean that they have to be 90 degrees angle but the one that is shown is diagonal instead.
If we can show ∠4 ≅ ∠8 then EH || FG. [option A]
What are parallel lines?Two lines are said to be parallel if they do not meet each or intersect each other and have same slope.
Given is a quadrilateral EFGH, we need to determine a reason that can show EH || FG.
So, we know if two alternate angles between two lines are equal then the lines will be parallel by converse of alternate angles theorem.
Here, ∠4 and ∠8 are alternate angles, so if we show that ∠4 ≅ ∠8 then we can conclude that EH || FG.
Hence the correct option is A.
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Please help me in really confused
If continuous random variable X is normally distributed, with µ = 8.7 and σ = 3.9, what is P(X > 14)?
91.31%
12.30%
87.70%
8.69%
Answer:
i think 3? and im prettier than the kid above me sksks
Step-by-step explanation:
12.30%...............................................
Pyramids A and B are similar. Pyramid A has a height of 9 inches, and Pyramid B
has a height of 27 inches. Pyramid A has a volume of 304 in'. What is the volume
of Pyramid B?
Answer:
V = 8208 cu. in.
Step-by-step explanation:
The ratio of the volumes is equal to the ratio of the cubes of the heights.
Let V = vol. of pyramid B
[tex]\frac{27^{3} }{9^{3} } = \frac{V}{304}[/tex]
[tex]V = \frac{27^{3}*304 }{9^{3} }[/tex]
V = 8208 cu. in.
what is the area of the kite 6ft, 2ft. 2ft, 12ft
Answer:
288ft
Step-by-step explanation:
can i get brainliest i am only one away from becoming an expert
Answer:
288
Step-by-step explanation:
What is the mark-up rate on a $120 watch
that sells for $160?
Answer:
33.3 percent im pretty sure!
Answer:
[tex]33\frac{1}{3}[/tex] %
Step-by-step explanation:
[tex]\frac{160}{120} :\frac{y}{100}[/tex]
y · 120 = 160 · 100
120y = 16000
120y ÷ 120 = 16000 ÷ 120
[tex]y=133\frac{1}{3}[/tex] %
100% - 133 and 1/3%
33 and 1/3%
Find the volume of the sphere.
Either enter an exact answer in terms of π or use 3.14 π.
Answer:
3053.63
Step-by-step explanation:
V=4
3πr3=4
3·π·93≈3053.62806
Answer:
3053.62548 m^3
Step-by-step explanation:
The equation of a line is y = 3x - 6
What is the y-intercept of the line?
Enter your answer in the box.
TI
Answer:
-6
Step-by-step explanation:
Answer:
The y- intercept is -6
y= mx+b is the formula the y- intercept will always be "b"
hep me please write an easy equation
Answer: 30 degrees
Step-by-step explanation:
90 - 60 = 30
Please help! A hat has the following marbles in it: 5 gray, 3 red, 6 white, 2 yellow and 4 green.
What is the probability of picking a gray marble, replacing the marble in the hat, and then picking a yellow marble?
NO LINKS!
Answer:
1/40
Step-by-step explanation:
Probability: (number of ways to achieve the desired result / number of possible results)
For example, if we want a coin to land on heads:
We know there is one way for it to land on heads and two possible outcomes. Thus, the possibility of flipping a head is 1/2.
Using this, we know that there are 5 grey marbles (the desired result) and there are (5 + 3 + 6 + 2 + 4) total possible outcomes. The probability of drawing a grey marble is then:
5 / (5 + 3 + 6 + 2 + 4) =
5/20 =
1/4
We also know that there are 2 yellow marbles, so the probability of drawing one would be: 2 / 20 = 1/10
To find the probability of both of these events happening right after each other, multiply the probability of them each happening together.
1/4 * 1/10 = 1/40 chance of picking a grey marble and then a yellow marble.
the initial starting salary for a summer camp counselor is $14 per week. Starting with the first week, the salary doubles to encourage counselor to work for the entire summer. Write an equation that models the salary (y) of the camp counselor per week (x). if the camp runs for 12 weeks, how much would a camp counselor make?
Answer:
The equation to determine the salary every given number of weeks is 14x2 ^ X = Y, and after 12 weeks, the counselor's salary will be $ 57,344.
Step-by-step explanation:
Since the initial starting salary for a summer camp counselor is $ 14 per week, and starting with the first week, the salary doubles to encourage the counselor to work for the entire summer, to write an equation that models the salary (y) of the camp counselor per week (x), and determine, if the camp runs for 12 weeks, how much would a camp counselor make, the following calculations should be performed:
14x2 ^ X = Y
14x2 ^ 12 = Y
14x4,096 = Y
57344 = Y
Therefore, the equation to determine the salary every given number of weeks is 14x2 ^ X = Y, and after 12 weeks, the counselor's salary will be $ 57,344.
Alexis has a wooden box that is shaped like a rectangular prism. The box measures 8 in. Wide, 9 in. Long, and 4 in. Tall on the outside. The wood used to make the box is 1/2 in. Thick. What is the inside volume of the box? A. 144 in. Cubed B. 168 in. Cubed C. 223 in. Cubed D. 288 in. Cubed Pls show work
Answer:
B. 168 in. Cubed
Step-by-step explanation:
Given that
The box measures 8 in. Wide, 9 in. Long, and 4 in. Tall on the outside.
And, the wood be used to make the box is 1 ÷2 in
We need to find out the inside volume of the box
As we know that
Volume = (length)(width)(height)
= (8 - 0.5 × 2) (9 - 0.5 × 2 ) (4 - 0.5 × 2)
= 7 × 8 × 3
= 168 cubic inches
hence, the second option is correct
help BRAINLES plz tysm
Answer
[tex]18\pi[/tex]
Step-by-step explanation:
[tex]\pi \times diameter \\ = \pi \times 18[/tex]
Answer: 56.52
Step-by-step explanation: Circumference is found by using 2πr. Since diameter is twice of radius, this formula can also be used as C = πd. So the circumference will be 18 * 3.14 (which is approximate for π). This gives us the answer of 56.52.
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plsssss helpppp this is math: scientific notation
Answer: [tex]6[/tex] x [tex]10^{4}[/tex]
9.375 x [tex]10^{-23[/tex]
Step-by-step explanation:
A cellular phone is in the shape of rectangular prism. The height of the phone is 6 millimeters, and the width is 50 millimeters. The volume is 22,500 cubic millimeters. What is the length of the cellular phone?
Answer: 75ml
Step-by-step explanation:
The volume of a rectangular prism is:
= Length × width × height
where,
Volume = 22500ml³
Length = Unknown
Width = 50ml
Height = 6ml
We then slot the values into the formula.
Volume = Length × width × height
22500 = Length × 50 × 6
22500 = Length × 300
Length = 22500/300
Length = 75ml
The length of the cellular phone is 75ml.
Find the surface area of the following rectangular prism. Express your answer in square meters.
47.75 m 2
23.88 m n2
26.25 m 2
1,310 m 2
ASAP
Answer:
it is 47.75cm 1310cm is incorrect
Step-by-step explanation:
what percent of 25$ is 5$ no links
Answer:
20%
Step-by-step explanation:
5 20% = 100%
Answer:
20% is 5$.
Step-by-step explanation:
Ok - these always need a bit of a read to make sure we're answering the right thing.
"What percent..." asks us for a percentage. Ok - good.
"...of 25..." asks us to take the number (25) and multiply it by the percentage we're going to find.
"...is 5" tells us what the answer we're looking for is. So we have:
25 × P = 5
- 25 times some percentage equals 5.
We can treat P as a variable and so can divide both sides by 25:
p = 5/25 = 1/5 = 0.2 = 20%.
6x - 5y = 11
y = 7x + 21
Answer:
x= -4, y= -7
Step-by-step explanation:
First, label the 2 equations.
6x -5y= 11 -----(1)
y= 7x +21 -----(2)
Substitute (2) into (1) so that the first equation is only written in terms of x.
6x -5(7x +21)= 11
6x -5(7x) -5(21)= 11 (Expand)
6x -35x -105= 11
-29x= 11 +105 (Simplify, +105 on both sides)
-29x= 116
x= 116 ÷(-29)
x= -4
Substitute x= -4 into (2):
y= 7(-4) +21
y= -28 +21
y= -7
Dominic used the equation below to find d, the amount in dollars he would spend on gasoline to drive a distance of m miles.
Based on this equation, how much would Dominic spend on gasoline to drive a distance of 180 miles?
Answer:
Dominic used the equation below to find d, the amount in dollars he would spend on gasoline
to drive a distance of m miles.
d= m/25 (3.5)
Based on this equation, how much would Dominic spend on gasoline to drive a distance of
180 miles?
A $25.20
B $21.00
C $24.50
D $28.00
Step-by-step explanation:
The cost of Dominic spend on gasoline to drive a distance of 180 miles is,
⇒ d = 25.2
What is an expression?Mathematical expression is defined as the collection of the numbers variables and functions by using operations like addition, subtraction, multiplication, and division.
Given that;
Dominic used the equation below to find d, the amount in dollars he would spend on gasoline to drive a distance of m miles.
⇒ d = m / 25 (3.5)
Hence, The cost of Dominic spend on gasoline to drive a distance of 180 miles is,
⇒ d = m / 25 (3.5)
⇒ d = 180 / 25 (3.5)
⇒ d = 25.2
Thus, The cost of Dominic spend on gasoline to drive a distance of 180 miles is,
⇒ d = 25.2
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plz plz answer this question 10pts
Answer:
This question is not clear, you might want to add whole problem.
Step-by-step explanation:
Write an exponential function in the formy y = a * b ^ x that goes through points (0, 7) and (3, 875) .
Answer: y=7(5)^x
Step-by-step explanation:
which expression is equivalent to 24 x -108
Answer:
I think the answer to 24 x-108 is -2592
Answer:
-2592
Step-by-step explanation:
Help me please !
The following table shows the number of high school students taking an AP course in each subject by grade level.
Math English Foreign Language Total
Senior 70 80 70 220
Junior 150 60 35 245
Sophomore 180 30 15 225
Total 400 170 120 690
What percent of the high school students taking an AP course are taking an AP math course? Round your answer to the nearest hundredth of a percent.
10.14%
30.43%
57.97%
88.40%
Answer:
C. 57.97%
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Please help!!!
Find the indicated limit, if it exists. (see picture for limit)
Answer options:
a. -9
b. -7
c. 2
d. The limit does not exist.
Solution given:
left hand limit
f(0)=5×0-9=-9
right hand limit
f(0)=|2-0|=2
functional value
f(0)=|2-0|=2
since left hand limit≠right hand limit.so
d. The limit does not exist
ILL BRAINLIEST YOU
PLEASE HELP ME LEAST TO GREATEST
Answer:
The sides from least to greatest are BC, AC, AB
find the surface area of the figure below
Answer:
310.8m²
Step-by-step explanation:
GIVEN :-
Diameter = 9m ⇒ Radius (r) = 9/2 = 4.5mSlant height (l) = 13mTO FIND :-
Surface area of the whole figure.FORMULAES TO KNOW BEFORE SOLVING :-
Curved surface area of cone = [tex]\pi rl[/tex] (where r = radius & l = slant height)Curved surface area of hemisphere = [tex]2\pi r^2[/tex] (where r = radius)PROCEDURE :-
In the figure , the cone is mounted on a hemisphere.
⇒ Radius of cone = Radius of hemisphere = 4.5m
Total surface area of the figure = Curved surface area of both cone & hemisphere.
⇒
Curved surface area of cone = [tex]\pi rl = 3.14 \times 4.5 \times 13 = 183.69m^2[/tex] ≈ 183.7m²Curved surface area of hemisphere = [tex]2\pi r^2 = 2 \times 3.14 \times (4.5)^2 = 127.17m^2[/tex] ≈ 127.1m²∴ Total surface area = 183.7 + 127.1 = 310.8m²
The length of a rectangle is 4 meters less than three times its width. If the perimeter of the rectangle is 48 meters, then what is the value of the length (in meters)?
Answer:
7
Step-by-step explanation:
Think about it visually. 3x-4 is the length and x is the width. Since a rectangle has 2 parralel and equal sides, it's just double those. The equation is 8x-8=48. 48 is the total as given in the problem.
8x-8=48
8x=56
x=7
The width is 7
20 POINTS!!!
belongs to a:
pyramid
cube
rectangular prism
triangular prism
The middle row is long on one side and short in the other side which is the shape of a rectangle.
The net is a rectangular prism