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
LaTeX
Username
LaTeX
Score
56
Membership
Stats
Questions
13
Answers
0
14 Questions
0 Answers
0
41
3
+56
Geometry help
Trapezoid $ABCD$ is inscribed in the semicircle with diameter $\overline{AB}$, as shown below. If $CD = 7$, $AD = 3$, and $BC = 3$, then find the radius of the semicircle.
read more ..
●
●
●
LaTeX
Sep 7, 2021
0
47
2
+56
More help this one is hard
Circles centered at $A$ and $B$ each have radius 2. Point $O$ is the midpoint of $\overline{AB}$, and $OA = 2\sqrt2$. Segments $OC$ and $OD$ are tangent to the circles centered at $A$ and $B$, respectively, and $\overline{EF}$ is a common tangent. What
read more ..
●
●
LaTeX
Aug 25, 2021
0
42
0
+56
Help
Centers of adjacent faces of a unit cube are connected to form a regular octahedron. What is the volume of this octahedron?
LaTeX
Aug 25, 2021
0
48
2
+56
Sorry but I need a bit more help
What is the number of square centimeters in the area of the triangle shown? (See if you can solve the problem without Heron's Formula!)
●
●
LaTeX
Aug 18, 2021
0
41
1
+56
halp
In the figure, what is the area of triangle $ABD$? Express your answer as a common fraction.
●
LaTeX
Aug 18, 2021
0
48
1
+56
I would like help please
Four circles of unit radius are drawn with centers $(1,0)$, $(-1,0)$, $(0,1)$, and $(0,-1)$. A circle with radius 2 is drawn with the origin as its center. What is the area of all points that are contained in an odd number of these 5 circles? (Express your
read more ..
●
LaTeX
Aug 18, 2021
0
51
4
+56
Please help
Angle is a right angle, and units. What is the number of square units in the sum of the areas of the two squares and ?
read more ..
●
●
●
●
LaTeX
Aug 17, 2021
0
91
2
+56
In the diagram below, $\angle PQR = \angle PRQ = \angle STR = \angle TSR$, $RQ = 8$, and $SQ = 2$. Find $PQ$.
In the diagram below, $\angle PQR = \angle PRQ = \angle STR = \angle TSR$, $RQ = 8$, and $SQ = 2$. Find $PQ$.
●
●
LaTeX
Jul 16, 2021
0
73
3
+56
Help plz
In triangle $ABC,$ $AB = 10,$ $BC = 24,$ and $AC = 26.$ Find the length of the shortest altitude in this triangle.
●
●
●
LaTeX
Jul 16, 2021
0
81
2
+56
Last question of the day
In quadrilateral $BCED$, we have $BD = 11$, $BC = 9$, and $CE=2$. Sides $\overline{BD}$ and $\overline{CE}$ are extended past $B$ and $C$, respectively, to meet at point $A$. If $AC = 28$ and $AB = 24$, then what is $DE$?
●
●
LaTeX
Jul 9, 2021
0
99
1
+56
... I hope help is here
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 $AF = 8$ and $DF = 4$, then what is $BD$?
●
LaTeX
Jul 9, 2021
0
91
1
+56
help is thanked
In the figure, angles $ABC$ and $AST$ are right angles. If $AC = 35$, $AT = 11$, and $BT = 10$, then what is $AS$?
●
LaTeX
Jul 9, 2021
-1
64
1
+56
holp
In the diagram below, we have $\overline{AB}\parallel\overline{DE}$, $AC = 9$, $CE = 6$, and $BD = 24$. Find $CD$.
●
LaTeX
Jul 8, 2021
+1
160
1
+56
urgent help needed like, today
The three angle measures of a triangle are $\frac{x}{2},\frac{x}{3}$ and $\frac{x}{6}$ degrees. What is the me
●
LaTeX
Feb 4, 2021
«
latest
0
-1
2
latest
»