LaTeX

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14 Questions
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471

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$avatar$ +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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661

2

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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

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414

1

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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

483

2

$avatar$ +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

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334

1

$avatar$ +56

halp

In the figure, what is the area of triangle $ABD$? Express your answer as a common fraction.

LaTeX Aug 18, 2021

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536

1

$avatar$ +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

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942

4

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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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769

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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

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401

3

$avatar$ +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

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465

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$avatar$ +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

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619

1

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... 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

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583

1

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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

478

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$avatar$ +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

512

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$avatar$ +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