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13
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14 Questions
0 Answers
0
471
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.
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LaTeX
Sep 7, 2021
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662
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
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LaTeX
Aug 25, 2021
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414
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+56
Help
Centers of adjacent faces of a unit cube are connected to form a regular octahedron. What is the volume of this octahedron?
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LaTeX
Aug 25, 2021
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483
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!)
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LaTeX
Aug 18, 2021
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334
1
+56
halp
In the figure, what is the area of triangle $ABD$? Express your answer as a common fraction.
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LaTeX
Aug 18, 2021
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536
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
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LaTeX
Aug 18, 2021
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942
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 ?
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LaTeX
Aug 17, 2021
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770
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 $PQ$.
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LaTeX
Jul 16, 2021
0
401
3
+56
Help plz
In triangle $ABC,$ $AB = 10,$ $BC = 24,$ and $AC = 26.$ Find the length of the shortest altitude in this triangle.
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LaTeX
Jul 16, 2021
0
465
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 $DE$?
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LaTeX
Jul 9, 2021
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619
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 $BD$?
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LaTeX
Jul 9, 2021
0
585
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 $AS$?
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LaTeX
Jul 9, 2021
-1
478
1
+56
holp
In the diagram below, we have $\overline{AB}\parallel\overline{DE}$, $AC = 9$, $CE = 6$, and $BD = 24$. Find $CD$.
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LaTeX
Jul 8, 2021
+1
514
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
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LaTeX
Feb 4, 2021
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