Answer:
D and E ( the last two )
Step-by-step explanation:
[tex]x = 16 \: y = 4 \\ y = x - 12 \\ y = 16 - 12 = 4 \: ok \\ y = \frac{1}{4} x = \frac{1}{4} 16 = 4 \: ok \\ [/tex]
what is the radius of a hemisphere that has a volume of 36?
In ΔFGH, f = 880 inches, g = 450 inches and h=890 inches. Find the measure of ∠G to the nearest degree.
Answer:
29
Step-by-step explanation:
Delta math
The measure of the angle G will be equal to 27.50°.
What is trigonometry?The branch of mathematics that sets up a relationship between the sides and the angles of the right-angle triangle is termed trigonometry. The trigonometric functions, also known as a circular, angle, or goniometric functions in mathematics, are real functions that link the angle of a right-angled triangle to the ratios of its two side lengths.
Given that in ΔFGH, f = 880 inches, g = 450 inches, and h=890 inches.
The value of the angle G will be calculated as,
g² = h² + f² -2hfcosG
450² = (890)² + (880)² - 2(890)(880)cosG
202500 = 792100 + 774400 + 1566400cosG
cosG = ( 1364000) / ( 12 x 890 x 880 )
cosG = 0.87
G = cos⁻¹(0.87)
G = 27.50°
Therefore, the measure of the angle G will be equal to 27.50°.
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Please help!! I need the answer asap
ASAP HELP
triangle a is reflected in the line x=1 to give triangle b triangle b
Answer:
A reflection over y=-x
Step-by-step explanation:
Im almost positive
Steve has 10 biscuits in a tin.
There are 6 digestive and 4 chocolate biscuits.
Steve takes two biscuits at random from the tin.
Work out the probability that he chooses two different types of biscuits.
Answer:
31/90 is the prob.
Step-by-step explanation:
sorry if this is incorrect :9
ty for reading :9
Write the equation in slope intercept form.
(-3, 1) and (-2, 0)
The points (-1, r) and (2, 3) lie on a line with slope -1.Find the missing coordinate r
Answer:
r=0
Step-by-step explanation:
1) Place point (2, 3) on graph.
2) Use the slope of -1 to go left -1 and go down -1
3) Until you get to x value of -1
Show work!
1. James did an experiment. He started out with 640 bacteria cells. He found that the growth rate of the bacteria
cells was 5.3%. Sketch the graph that represents the situation. Label the y-intercept and the point that
represents the projected bacteria population 25 h from the time James started the experiment.
2.The function f(x) = 150(1.3)
t
represents the number of bikes sold at Peer’s Bike store in months. The graph
represents the amount of bikes sold at Cycles R Us bike store in the same time period.
Answer:
y = 2327.49 ---> 25 hrs
starting plot points (0,640) and ending (25, 2327.49)
Step-by-step explanation:
b = 640
r = 5.3% = 0.053
t = 25
y = 640 ( 1 + 0.053)^25
y = 640 ( 1.053)^25
y = 2327.49 ---> 25 hrs
starting plot points (0,640) and ending (25, 2327.49)
A bike tire just ran over a nail, and it is losing pressure at a rate of 5% every minute. The tire pressure is currently 900 kilopascals. What will it be in 7 minutes?
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Answer:
629 kilopascals
Step-by-step explanation:
The tire pressure is given by the exponential function ...
p(t) = 900·0.95^t
where t is in minutes and p is in kilopascals.
p(7) = 900·0.95^7 ≈ 629 . . . . kilopascals
What is the area of these shapes?
Answer: 1 number the area is 7200
Step-by-step explanation:
HURRY PLEASE WILL GIVE BRAINLIEST
Answer:
the volume is 57600pi, also simplified as 180,956 ft^3 to the nearest whole number
Step-by-step explanation:
hope it helps
I’ll give brainless plis
Answer:
1: height is 28/3 (9 1/3)
2: Base is 25/2 (12 1/2)
3: Height is 59/4 (14 3/4)
Step-by-step explanation:
Since the formula to find the area of a pallelogram is A=base × height
I divided the area by either the Base or the height (depending which one the problem had gave me)
Therefore 147 will be divided by 15 3/4.
Then 140 5/8 will be divided by 11 1/4.
Finally 151 3/16 would be divided by 10 1/4.
Feel free to double check the math btw.
Can someone help please
Answer: 90
Step-by-step explanation:
1/2 x 20 x 9
calculate the middle number between 1.5 and 7.1
Answer:
4.3
Step-by-step explanation:
Add the numbers and divide by 2 , finding the average, that is
middle number = [tex]\frac{1.5+7.1}{2}[/tex] = [tex]\frac{8.6}{2}[/tex] = 4.3
Answer:
4.3 is the answer
Step-by-step explanation:
(1.5 + 7.1 ) ÷ 2 = 4.3
Felicia picks 1/2 bushel of apples in 2/5 hour how many bushels of apples does Felicia pick in one hour at this rate written as a decimal
A membership to a movie night club costs $10 plus $2 per movie. Write the equation in slope intercept form to represent the situation
The equation in slope-intercept form is y = 2x + 10.
Option A is the correct answer.
What is an equation of a line?The equation of a line is given by:
y = mx + c
where m is the slope of the line and c is the y-intercept.
Example:
The slope of the line y = 2x + 3 is 2.
The slope of a line that passes through (1, 2) and (2, 3) is 1.
We have,
Cost of membership = $10
Cost per movie = $2
The total cost for x movie.
= 10 + 2x
This can be written as,
y = 2x + 10
This is a slope-intercept form.
Where 2 is the slope.
Thus,
The equation is y = 2x + 10.
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Help I will be marking brainliest!!!
A. 201.32
B. 37.24
C. 96
D. 126.32
Answer:
96
Step-by-step explanation:
su=153
ts=57
su-ts=tu
153-57=96
tu=ou
ou=96
Answer:
A
Step-by-step explanation:
Find length of segment > Been so long i did this problem
How I get answer by simplify
SU = 153
Multiply to CO =75
Divide that 57
Which get 201.31 ,But your question round nearest hundredth
201.32
Answer : A
~~~~~~~~~~~~~~~~~~~~~~~
" Problem it said look carefully" Round nearest hundredth
solve the inequality 7x+5>2x+35
Answer:
x>7
Step-by-step explanation:
7x +5 > 2x +35
-2x -5 -2x
5x>35
x>7
7. Maria quiere agrandar la foto de su
graduación de manera proporcional de
tal manera que su área sea 16 veces la
de la original. Si la que se muestra a
continuación tiene las medidas de la
foto original, ¿cuál será el perimetro de
la nueva foto?
6
24
960
450
240
76
Answer:
the perimeter is 960
Step-by-step explanation:
The computation of the perimeter is shown below;
If we assume
= (24 × 2) + (6 × 2)
= 48 + 12
= 60
And, the area is 16 times to that of original So
= 60 × 16
Hence, the perimeter is 960
Angle EFG is 80
Find side of angle x
At the World Cup, 25% of the teams are from South American countries. If there are 40 teams in the World Cup, how many are from South American countries? Construct a double number line if needed.
Answer:
10
Step-by-step explanation:
100% = 40 teams
1% = 40 ÷ 100 = 0.40
25% = 0.40 x 25 = 10
Answer:
10
Step-by-step explanation:
100%/4=25%
40/4=10
You have to divide 100% by 4 because 25 goes into 100 four times.
What ever you do on the bottom or top you to do it top or bottom.
So 40 divide by 4 is 10.
Then you have you answer.
Using the triangle in the diagram, what would be the coordinate of A' if reflected over the line x=2 ? *
(0, 3)
(0, -3)
(4, -3)
(-4, 3)
Sam’s best friend kisses her 20 times while sam’s BF kisses her 102 times
How many times was Sam kissed
Tell your reasoning ?
Answer:
122 times
Step-by-step explanation:
20+102=122
(what is this question lol)
Answer:
Well. Depending on Sam's age, she could've been kissed many times. Not just boy her bf or bestie, anyone could kiss her throughout her life time. Your question is very vague and can have many answers. But I'll take a guess and say she was kissed more than 122 times.
Step-by-step explanation:
life.
1 1/8 divded by negative 3/7
Answer:
Step-by-step explanation:
Exact Form:
[tex]-\frac{21}{8}[/tex]
Decimal Form:
−2.625
Mixed Number Form:
[tex]-2\frac{5}{8}[/tex]
Thats the question please help!! emergancy
Answer:
a) 1/25
b) 4/25
Step-by-step explanation:
A right triangle is labeled with the hypotenuse 12m and an acute angle 23 degree
. Which of the following equations could be used to find the side length of one of the legs of the triangle.
A) sin. 23=12/x
B)cos =12/x
c)sin 23 =x/12
D) tan 23=x/12
Answer:
sin23= x/12
sin23(12)=x
0.391(12)=x
x=4.7 or 5
.A 15 m ladder rests against a wall at an angle of 60° with the ground. How far is the
foot of the ladde from the wall?
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Answer:
7.5 m
Step-by-step explanation:
The cosine relation applies.
Cos = Adjacent/Hypotenuse
cos(60°) = (distance to wall)/(15 m)
distance to wall = (15 m)cos(60°) = (15 m)(1/2) = 7.5 m
The foot of the ladder is 7.5 m from the wall.
How many groups of 3/4 are in 6 and 1/2
Rafael was asked to construct a square inscribed in a circle. He drew a circle and
a diameter of the circle. Describe how to complete his construction. Then, complete
the construction.
Answer:
here you go
Step-by-step explanation:
factor -45x^3-60x^2-20x
Answer:
-5x(3x+2)²Step-by-step explanation:
Factoring the given expression:
-45x³ - 60x² - 20x = -5x(9x² + 12x + 4) = -5x(9x² + 6x + 6x + 4) = -5x(3x(3x + 2) + 2(3x + 2))-5x(3x + 2)(3x + 2) or -5x(3x+2)²Answer:
−5x(3x+2)^2
Step-by-step explanation:
-45x^3-60x^2-20x
Factor out 5.
5(−9x^3-12x^2-4x)
Consider −9x^3-12x^2-4x. Factor out x.
x(−9x^2−12x−4)
Consider −9x^2−12x−4 Factor the expression by grouping. First, the expression needs to be rewritten as −9x^2+ax+bx−4. To find a and b, set up a system to be solved.
a+b=−12
ab=−9(−4)=36
Since ab is positive, a and b have the same sign. Since a+b is negative, a and b are both negative. List all such integer pairs that give product 36.
−1,−36
−2,−18
−3,−12
−4,−9
−6,−6
Calculate the sum for each pair.
−1−36=−37
−2−18=−20
−3−12=−15
−4−9=−13
−6−6=−12
The solution is the pair that gives sum −12.
a=−6
b=−6
Rewrite −9x^2−12x−4 as (−9x^2−6x)+(−6x−4).
(−9x^2−6x)+(−6x−4)
Factor out −3x in the first and −2 in the second group.
−3x(3x+2)−2(3x+2)
Factor out the common term 3x+2 by using distributive property.
(3x+2)(−3x−2)
Rewrite the complete factored expression.
5x(3x+2)(−3x−2)