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0
104
2
+1817
intersections, primes
(1) What is the greatest number of points of intersection that can occur when 2 different circles and 2 different straight lines are drawn on the same piece of paper?
(2) Let p be a prime number between 40 and 60. What is the
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tertre
Dec 3, 2017
0
85
1
+1817
Suppose that is inversely proportional to . If when , find when .
Suppose that is inversely proportional to . If when , find when,
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tertre
Dec 3, 2017
0
102
2
+1817
Perimeter of polygon
What is the perimeter of the polygon formed when the points and are graphed and connected with straight lines?
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tertre
Dec 3, 2017
0
89
2
+1817
Help! Anyone!
If and are inversely proportional and when , what is the value of when ? Express your answer as a decimal rounded to the nearest tenth.
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tertre
Dec 3, 2017
0
72
0
+1817
help!
If and , show that the locus of is a circle.
tertre
Dec 3, 2017
+1
88
1
I need help please
In the diagram, $D$ and $E$ are the midpoints of $\overline{AB}$ and $\overline{BC}$ respectively. Find the sum of the slope and $y$-intercept of the line passing through the points $C$ and $D.$
https://latex.artofproblemsolving.com/5/5/0/55002ffdc5d288b4984c4eba461a467dcced7760.png
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Guest
Dec 3, 2017
0
92
2
+765
simple interest rates
Mr. Madoff invests 1000 dollars in a fund that compounds annually at a constant interest rate. After three years, his investment has grown to 1225 dollars. What is the annual interest rate? (Round your answer to the nearest integer.)
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AnonymousConfusedGuy
Dec 3, 2017
0
100
3
+23
Help
Johann muss bei der Gesellenprüfung zum Steinmetz folgende Aufgabe bearbeiten: "Von einer rechteckigen Sandsteinplatte mit den Maßen 150 cm x 100cm x 6cm (Länge x Breite x Tiefe) ist durch einen Transportunfall eine Ecke abgebrochen. Die Bruchstelle wurde
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Sekai
Dec 3, 2017
0
83
1
Help please(graphing lines)
Find $t$ such that $(t,5)$ lies on the line through $(0,3)$ and $(-8,0)$.
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Guest
Dec 3, 2017
0
84
1
Determining Validity of Conjectures
Determine whether the conjecture below is sometimes, always, or never true. Explain.
In a quadratic in standard form, if a and c are different signs, then the solutions will be real.
TheXSquaredFactor
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Guest
Dec 3, 2017
0
92
1
Some Number Theory
How many consecutive whole numbers, starting with 1, must be added to get a some of 666?
TheXSquaredFactor
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Guest
Dec 3, 2017
Dec 2, 2017
0
135
1
salut les amis
je veux résoudre ce probléme ,svp y'a t-il quelqu'un qui peut m'aider
démontrez que
555555^2-444444^2=333333^2
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Guest
Dec 2, 2017
0
102
1
help
The area of a square plot of land is 325 square meters. What is the perimeter of the square, in meters? Express your answer in simplest radical form.
hectictar
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Guest
Dec 2, 2017
0
152
4
+502
AS PHYSICS
11) A metal wire of diameter 0.68 mm and natural length 1.5 m is fixed firmly to the ceiling at one end. When a 6.8 kg mass is hung from the free end, the wire extends by 2.8 mm.
Calculate:
a) the stress in the wire
B) the Young
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Rauhan
Dec 2, 2017
0
122
1
This is important!
A square has a diagonal of length 10 times the square root of 2 centimeters. What is the number of square centimeters in the area of the square?
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Guest
Dec 2, 2017
0
216
2
The multiples of 12 and of 21 are written in order. What is the smallest positive difference between a multiple of 12 and a multiple of 21?
The multiples of 12 and of 21 are written in order. What is the smallest positive difference between a multiple of 12 and a multiple of 21?
ElectricPavlov
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Guest
Dec 2, 2017
0
126
3
+502
AS PHYSICS
A length of cable of diameter 1.2mm is under a tension of 150N. Calculate the stress in the cable.
I got 1.33*108 but I am not sure that it is correct or not??
ElectricPavlov
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Rauhan
Dec 2, 2017
+2
195
3
+113
triangle
In right triangle ABC, leg AC is 2 cm and leg BC is 6 cm. A square is constructed of hypotenuse AB, the hypotenuse being one side of the square. What is the distance, in cm, from point C to the intersection point of the two diagonals of the square?
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jonathanxu999
Dec 2, 2017
+2
197
1
+113
Mike the Farmer
Every day Mike leaves his farm at 11:30 a.m. to take a load of potatoes to the chip producers. If he averages 50 km/h he arrives at 1:54 p.m., but if he averages 80 km/h he arrives at 1 p.m. At what speed must he travel to arrive at 12:45 p.m.?
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ElectricPavlov
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jonathanxu999
Dec 2, 2017
0
121
1
Polynomial Division- Urgent!
I know I posted this question yesterday but I really nead help on it urgently
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Guest
Dec 2, 2017
0
116
1
+91
Working out gradients of straight line graph
when working out the gradient how do I know when to leave the answer as a fraction?
thanks
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Walthamx
Dec 2, 2017
0
185
5
How to solve equations?
How to solve this equation?
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Guest
Dec 2, 2017
+13
176
10
+144
Old jokes
Never trust an edited question!
off-topic
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IAmJeff
Dec 2, 2017
+15
179
4
+144
Mean,mode, median, range
What are the definitons of Mean,mode, median, range? thanks
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IAmJeff
Dec 2, 2017
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