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Post New Question
All Questions
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234927 Questions
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239
1
Coordinates
The circle centered at (2,-1) and with radius 4 intersects the circle centered at (2,5) and with radius 10 at two points A and B. Find AB^2.
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Guest
Oct 7, 2021
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350
1
pls help again i don know how do meth
how get compound time pls help and answer pls my math no good
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Guest
Oct 7, 2021
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208
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Algebra
When $\sqrt[3]{112}$ is simplified, the result is $a \sqrt[3]{b}$, where a is an integer, and b is a positive integer. If b is as small as possible, then what is a + b?
Guest
Oct 7, 2021
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227
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Help find pls
How to find compound rate to find
Guest
Oct 7, 2021
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887
3
+589
A cricket pitch measures 1 chain by 10 feet. What is the area of a cricket pitch in square feet?
A cricket pitch measures 1 chain by 10 feet. What is the area of a cricket pitch in square feet?
(Hint: There are 3 feet in a yard and 22 yards in a chain). :)
read more ..
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weredumbmaster22
Oct 7, 2021
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416
1
Coordinates
The points (1,-2) and (-4,11) are adjacent vertices of a square. What is the perimeter of the square?
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Guest
Oct 7, 2021
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215
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Help coordinates
A triangle has vertices A(−3, 3) , B(−1, 3) , and C(−1, −1). Where is the circumcenter of triangle ABC?
Guest
Oct 7, 2021
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209
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Ellipse
Let O be the center and let F be one of the foci of the ellipse 25x^2 +36 y^2 = 400. A second ellipse, lying inside and tangent to the first ellipse, has its foci at O and F. What is the length of the minor axis of this second ellipse?
Guest
Oct 7, 2021
0
279
1
Coordinates
Points A, B, and C are given in the coordinate plane. There exists a point Q and a constant k such that for any point P,
PA^2 + PB^2 + PC^2 = 3*PQ^2 + k.
If A = (4,-1), B = (8,-2), and C = (1,-11), then find the constant
read more ..
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Guest
Oct 7, 2021
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240
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Don’t forget to answer
https://web2.0calc.com/questions/please-help_49390
Guest
Oct 7, 2021
0
441
1
help Counting
A coin is tossed 10 times. How many different sequences of tosses could there have been, if at least $5$ of the tosses were heads?
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Guest
Oct 7, 2021
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204
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Counting
1. In how many ways can you spell the word FOOT in the grid below? You can start on any letter F, then on each step you can step one letter in any direction (up, down, left, right, or diagonal)
\begin{array}{cccc} F & F
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Guest
Oct 7, 2021
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256
3
Geometry
The tangent to the circumcircle of triangle WXY at X is drawn, and the line through W that is parallel to this tangent intersects at Z. If XY = 14 and $WX = 11$ find YZ.
read more ..
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Guest
Oct 7, 2021
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436
2
Answer this PLEASE!!!
https://web2.0calc.com/questions/needs-help-thanks
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Guest
Oct 7, 2021
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341
1
Counting problem
There are 5 girls and 5 boys in a chess club. The club holds a round-robin tournament in which every player plays against every other player exactly once. How many games are payed in total?
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Guest
Oct 7, 2021
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262
1
Help probability
Two different 2-digit numbers are randomly chosen and multiplied together. What is the probability that the resulting product is a multiple of 3?
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Guest
Oct 7, 2021
+1
446
7
Help please
Charles makes Pinewood Derby kits from 8-foot stock. Each model requires a piece of stock that is 7 3/8 inches long. Each cut consumes an additional 1/16 inch of material. How many 8-foot pieces of stock are required to fill an order for 500 kits?
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Guest
Oct 7, 2021
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213
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Probability
Two real numbers are chosen at random between 0 and 2. What is the probability that their sum is no more than 1?
Guest
Oct 7, 2021
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271
1
fraction math
A piece of dough weighs 1.5 kilograms. Blake sets aside ⅓ of dough. He uses the rest to make 20 pretzels. How many grams does each pretzel weigh?
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Guest
Oct 7, 2021
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365
3
Please help me out, thanks in advance
Jeremy read of the pages of a book on Monday, 36 pages of the
same book on Tuesday and of the remaining pages of the book on
Wednesday. If there were still 24 pages of the book left unread, how
many pages were there
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Guest
Oct 7, 2021
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347
1
Help
Alex, Bernard and Calvin shared the cost of a present. The ratio of the amount
paid by Alex to the total amount paid by Bernard and Calvin was 2:5. The ratio
of the amount paid by Bernard to the total amount paid by Alex and Calvin was
read more ..
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Guest
Oct 7, 2021
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297
1
Math (what is the correct choice)
What type of transformation is g(x) if f(x) is the parent function?
g(x) = -3 f(x)
1) Vertical reflection and a vertical dilation - vertical stretch - scale factor = 1/3
read more ..
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Guest
Oct 7, 2021
0
388
3
+8
Intersection and Union of Sets
What is the answer for Let U={ 1, 2, 3, 4,5,6, 7, 8,9}, A ={1,3,5,6,8} and B={2,4,5,6,8,9}, thank you!
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strinidad526925
Oct 7, 2021
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345
2
+8
How To Solve this
Let U={ 1, 2, 3, 4,5,6, 7, 8,9}, A ={1,3,5,6,8} and B={2,4,5,6,8,9}
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strinidad526925
Oct 7, 2021
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216
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maths
Tony spent 1/4 of his money on 8 notebooks and 40 files. The cost of 4 files was the same as the cost of a notebook. He bought more notebooks with 1/2 of his remaining money. How many notebooks did Tony buy altogether?
Guest
Oct 7, 2021
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