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Post New Question
All Questions
+0
236337 Questions
0
22
1
+48
Geometry
Points $A$ and $B$ are on side $\overline{YZ}$ of rectangle $WXYZ$ such that $\overline{WA}$ and $\overline{WB}$ trisect $\angle ZWX$. If $WX = 2$ and $XY = 3$, then what is the area of rectangle $WXYZ$?
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jumbcan
Jun 24, 2024
0
22
0
+48
Geometry
In rectangle $WXYZ$, $A$ is on side $\overline{WX}$, $B$ is on side $\overline{YZ}$, and $C$ is on side $\overline{XY}$. If $AX = 15$, $BY = 20$, $\angle ACB= 60^\circ$, and $CY = 3 \cdot CX$, then find $AB$.
jumbcan
Jun 24, 2024
0
13
1
+48
Geometry
In right triangle $ABC,$ $\angle C = 90^\circ$. Median $\overline{AM}$ has a length of 1, and median $\overline{BN}$ has a length of 1. What is the length of the hypotenuse of the triangle?
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jumbcan
Jun 24, 2024
0
13
2
+48
Geometry
In triangle $PQR,$ $M$ is the midpoint of $\overline{QR}.$ Find $PM.$
PQ = 5, PR = 8, QR = 11
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jumbcan
Jun 24, 2024
0
18
0
+48
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 $BD$?
jumbcan
Jun 24, 2024
0
13
1
+48
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 $DE$?
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jumbcan
Jun 24, 2024
Jun 23, 2024
0
17
3
+40
help me :(
If and , then what is the value of
NotThatSmart
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onyulee
Jun 23, 2024
+1
8
3
+33
Geometry
Two circles are externally tangent at T. The line AB is a common external tangent to the two circles, and P is the foot of the altitude from T to line AB. Find the length
read more ..
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jumbean
Jun 23, 2024
0
8
1
+948
Geometry
Let $WXYZ$ be a trapezoid with bases $\overline{XY}$ and $\overline{WZ}$. In this trapezoid, $\angle ZXW = 120^\circ$, $\angle XWZ = 60^\circ$, and $\angle XYZ = 120^\circ$. Find $\angle YXZ$, in degrees.
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Rangcr897
Jun 23, 2024
0
19
1
+948
Geometry
The area of a trapezoid is $80$. The length of one base is $16$ units greater than the other base, and one base of the trapezoid is $12$. Find the length of the median of the trapezoid.
NotThatSmart
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Rangcr897
Jun 23, 2024
0
17
3
+355
Sam writes down positive integers, without squares and cubes. Its starts as , what is the 1000th term, or number
Sam writes down positive integers, without squares and cubes. Its starts as , what is the 1000th term, or number
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Lilliam0216
Jun 23, 2024
0
14
1
+355
Sam wants to color the three sides of an equilateral triangle. He has five different colors to choose from. In how many different ways can S
Sam wants to color the three sides of an equilateral triangle. He has five different colors to choose from. In how many different ways can Sam color the sides of the triangle? (Two colorings are considered the same if one coloring can be rotated and/or
read more ..
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Lilliam0216
Jun 23, 2024
0
12
3
+27
Number Theory: HELP!!
If a, b, and c are positive integers less than 13 such that:
2ab + bc + ca ≡ 0 (mod 13)
ab + 2bc + ca ≡ 3abc (mod 13)
ab + bc + 2ca ≡ 8abc (mod 13)
read more ..
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colinqiu
Jun 23, 2024
0
16
1
+948
Geometry
Chords UV, WX, and YZ of a circle are parallel. The distance between chords UV and WX is 1, and the distance between chords WX and YZ is also 1. If UV =6 and YZ = 4, then find WX.
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Rangcr897
Jun 23, 2024
0
13
4
+948
Geometry
Two circles are externally tangent at T. The line AB is a common external tangent to the two circles, and P is the foot of the altitude from T to line AB. Find the length AB.
read more ..
NotThatSmart
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Rangcr897
Jun 23, 2024
0
13
1
+1839
Number Theory
Let $m$ be a positive integer such that $m$ has exactly $12$ positive divisors. How many distinct prime factors does $m$ have?
shmewy
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ABJeIIy
Jun 23, 2024
0
19
6
+948
Geometry
A circle is inscribed in a quarter-circle, as shown below. If the radius of the quarter-circle is $4,$ then find the radius of the circle.
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Rangcr897
Jun 23, 2024
0
23
2
+2653
Polynomials
Let b be a constant. What is the smallest possible degree of the polynomial f(x) + b \cdot g(x), where f(x) = 2x^5 - 6x^4 - 4x^3 + 12x^2 + 7x - 5 and g(x) = x^6 - 17x^5 + 2x^4 + 6x^3 + 11x^2 - 8x + 1.
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LiIIiam0216
Jun 23, 2024
0
7
1
+84
What does the blue check mark mean next to title?
Im fairly new to this website and dunno a lot of the things. please help me :)
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shmewy
Jun 23, 2024
0
23
1
+2653
Algebra
Let f be a cubic polynomial such that f(0) = 5, f(2) = 8, f(3)=13, and f(7) = -5. What is the sum of the coefficients of f?
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LiIIiam0216
Jun 23, 2024
0
26
1
+2653
Algebra
Determine all of the following for f(x) \cdot g(x), where f(x) = -7x^4-3x^2 + 2 and g(x) = 2x^8 - 3x^7 + 5x^6 + 3x^5 - 11x^4 + 3x^3 - 18x^2 + 17x - 5.
Leading term:
Leading coefficient:
Degree:
read more ..
shmewy
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LiIIiam0216
Jun 23, 2024
0
11
2
+2653
Algebra
There exists a polynomial f(x) and a constant k such that
(x^2 - 2x - 5) f(x) = x^4 - 2x^3 + kx^2
What is k?
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LiIIiam0216
Jun 23, 2024
0
23
1
+2653
Algebra
What is the coefficient of x in (x^3 + x^2 + x + 1)(x^4 + 3x^3 + 4x^2 + 8x + 7)?
shmewy
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LiIIiam0216
Jun 23, 2024
0
18
1
+2653
Algebra
What is the coefficient of x^2 in (x^3 + x^2 + x + 1)(x^4 + 3x^3 + 8x + 7x + 1)?
shmewy
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LiIIiam0216
Jun 23, 2024
0
24
2
+355
Triangle
Sam wants to color the three sides of an equilateral triangle. He has five different colors to choose from. In how many different ways can Sam color the sides of the triangle? (Two colorings are considered the same if one coloring can be rotated and/or
read more ..
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Lilliam0216
Jun 23, 2024
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