Register
Login
Username
Password
Login
forgot your password?
Home
Forum
+0
Formulary
Maths
Help
Complex Numbers
Integral Calculus
Differential Calculus
Equations
Graphs
Linear Algebra
Number theory
Percent
Standard Functions
Statistics
Trigonometry
Unit Conversion
Units
About
Imprint
Privacy Policy
Terms of Service
Credits
Google+
Facebook
Contact Email
Post New Question
All Questions
+0
237808 Questions
-1
58
1
+224
Geometry
In triangle $ABC$, $AB = 7$, $AC = 17$, and the length of median $AM$ is $12$. Find the area of triangle $ABC$.
NotThatSmart
●
BRAlNBOLT
Jun 2, 2024
-4
52
1
+224
Geometry
Donatello starts with a marble cube. He then slices a pyramid off each corner, so that in the resulting polyhedron, all the edges have the same side length. If the side length of the original cube is $6$, then find the volume of the resulting
read more ..
●
BRAlNBOLT
Jun 2, 2024
0
58
1
+900
Geometry
Find the inradius of triangle ABC.
●
eramsby1O1O
Jun 2, 2024
0
52
1
+900
Geometry
Find the circumradius of triangle ABC.
NotThatSmart
●
eramsby1O1O
Jun 2, 2024
0
63
1
+900
Geometry
In triangle $ABC,$ let the angle bisectors be $\overline{BY}$ and $\overline{CZ}$. Given $AB = 14$, $AY = 14$, and $CY = 8$, find $BC$.
●
eramsby1O1O
Jun 2, 2024
0
56
1
+900
Geometry
In triangle $ABC,$ let the angle bisectors be $\overline{BY}$ and $\overline{CZ}$. Given $AB = 14$, $AY = 14$, and $CY = 8$, find $BZ$.
●
eramsby1O1O
Jun 2, 2024
0
42
1
+900
Geometry
Find the area of triangle $ABC$ if $AB = 6,$ $BC = 8,$ and $\angle ACB = 30^\circ$
●
eramsby1O1O
Jun 2, 2024
0
40
2
+972
Algebra
Real numbers a and b satisfy
a + ab = 250
a - ab = -240
Enter all possible values of a, separated by commas.
●
●
Rangcr897
Jun 2, 2024
0
54
1
+972
Algebra
Find all real numbers a that satisfy \frac{1}{64a^3 + 7} - 7 = 0.
●
Rangcr897
Jun 2, 2024
0
68
1
+972
Algebra
Find the coefficient of y^4 in the expansion of (2y-5+3y^2)^6.
●
Rangcr897
Jun 2, 2024
0
68
1
+972
Algebra
One ordered pair (a,b) satisfies the two equations ab^4 = 48 and ab^2 = 4. What is the value of b in this ordered pair? (Note: you may have to use the Tab key to get your cursor into the middle answer box.)
●
Rangcr897
Jun 2, 2024
0
59
1
+972
Algebra
Find the ordered triple (p,q,r) that satisfies the following system:
p - 2q = 3
q - 2r = -2 + q
p + r = 9 + p
read more ..
●
Rangcr897
Jun 2, 2024
Jun 1, 2024
0
53
1
+900
Geometry
A rectangle contains a strip of width $1,$ as shown below. Find the area of the strip.
●
eramsby1O1O
Jun 1, 2024
0
50
1
+900
Geometry
Rectangle $ABCD$ contains a point $X$ such that $AX = 3$, $BX = 3$, and $CX = 3$. Find $DX$.
●
eramsby1O1O
Jun 1, 2024
0
39
2
+900
Geometry
The perimeter of a rectangle is $40,$ and the length of one of its diagonals is $10 \sqrt{2}.$ Find the area of the rectangle.
●
●
eramsby1O1O
Jun 1, 2024
0
49
1
+900
Geometry
In a rhombus, all the side lengths are $12,$ and one of the angles is equal to $90^\circ.$ Find the area of the rhombus.
●
eramsby1O1O
Jun 1, 2024
0
48
2
+972
Algebra
At a cafeteria, Mary orders two pieces of toast and a bagel, which comes out to $3.15. Gary orders a bagel and a muffin, which comes out to $3.50. Larry orders a piece of toast, two bagels, and three muffins, which comes out to $8.15. How many cents does
read more ..
●
●
Rangcr897
Jun 1, 2024
+2
34
5
+1955
Challenge Question! Good Luck!
I decided to try and create my own math problem, because I got really bored...
Here it goes
There's a new website in town! web3.0calc has been released.
CPhill, decides that he wants to give this website
read more ..
●
●
●
●
●
NotThatSmart
Jun 1, 2024
0
57
1
+900
Geometry
In quadrilateral $PQRS$, $PQ = QR = RS = SP$, $PR = \sqrt{2}$, and $QS = \sqrt{2}$. Find the perimeter of $PQRS$.
NotThatSmart
●
eramsby1O1O
Jun 1, 2024
0
55
1
+972
Geometry
In triangle $PQR,$ $M$ is the midpoint of $\overline{QR}.$ Find $PM.$
PQ = 5, PR = 8, QR = 11
●
Rangcr897
Jun 1, 2024
0
44
1
+972
Geometry
In triangle $ABC$, points $D$ and $F$ are on $\overline{AB},$ and $E$ is on $\overline{AC}$ such that $\overline{DE}\parallel \overline{BC}$ and $\overline{EF}\parallel \overline{CD}$. If $CE =3$ and $DF = 3$, then what is $BD$?
●
Rangcr897
Jun 1, 2024
0
42
1
+972
Geometry
In quadrilateral $BCED$, sides $\overline{BD}$ and $\overline{CE}$ are extended past $B$ and $C$, respectively, to meet at point $A$. If $BD = 8$, $BC = 3$, $CE = 1$, $AC = 19$ and $AB = 13$, then what is $DE$?
●
Rangcr897
Jun 1, 2024
0
49
1
+972
Geometry
Triangle ABC is rotated completely around side BC, sweeping out a solid in space. Find the volume of the solid.
AB = 8, AC = 12, CB = 8
●
Rangcr897
Jun 1, 2024
0
75
0
+900
Geometry
In triangle $ABC,$ let the angle bisectors be $\overline{BY}$ and $\overline{CZ}$. Given $AB = 12$, $AY = 12$, and $AC = 12$, find $BZ$.
eramsby1O1O
Jun 1, 2024
0
51
1
+900
Geometry
In triangle $ABC,$ let the angle bisectors be $\overline{BY}$ and $\overline{CZ}$. Given $AB = 12$, $AY = 12$, and $AC = 12$, find $BC$.
●
eramsby1O1O
Jun 1, 2024
«
latest
9511
9510
..
9271
9270
9269
9268
9267
..
2
1
»
Post New Question
1 Online Users
Top Users
+130560
CPhill
moderator
+37191
ElectricPavlov
+15147
asinus
moderator
+2433
Bosco
+1821
blackpanther
+1761
parmen
+1572
kittykat
+1301
AnswerscorrectIy
+1011
gnistory
+987
booboo44
+869
cooIcooIcooI17
Sticky Topics
Some guidelines for question askers.
What is Happening 5
Again a number puzzle. Multiply in writing.
Loads of fun printable number and logic puzzles
¤¤¤¤Welcome To Web2.0calc¤¤¤¤
How to display latex properly
Feature Questions 1 - Started 8th May 19
How to upload a picture.
If a question is ticked that does not mean you cannot continue it.
Should you consider anything before you answer a question?
Geometry Thread
PUZZLES
LaTex Coding
/calculator/bsh9ex1zxj
Historical post!
What is happening? Wrap #4
Great Questions to Learn From 2
Great Answers to Learn From
Reference Material
Information for new people.