All Questions

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+128

Geometry

Semicircles are constructed on AB, AC, and BC. A circle is tangent to all three semicircles. Find the radius of the circle.

Pythagorearn 8 hours ago

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+128

math problem

In triangle $ABC$, $\angle A = 30^\circ$ and $\angle B = 90^\circ$. Point $X$ is on side $\overline{AC}$ such that line segment $\overline{BX}$ bisects $\angle ABC$. If $BC = 12$, then find the area of triangle $BXA$.

Pythagorearn 9 hours ago

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+128

help math

A rectangle is inscribed in a circle of radius $5$ cm. If the area of the rectangle is equal to 24, what is the perimeter of the rectangle? Express your answer as a decimal to the nearest tenth.

Pythagorearn 9 hours ago

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+38

The perimeter of a rectangle is 40 and the length of one of its diagonals is 16. Find the area of the rectangle.

Ranger897 10 hours ago

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+38

Homework Help Please :P

In a rhombus, all the side lengths are 12, and one of the angles is equal to 120 degrees Find the area of the rhombus.

Ranger897 11 hours ago

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+1509

Geometry

Points $M$, $N$, and $O$ are the midpoints of sides $\overline{KL}$, $\overline{LJ}$, and $\overline{JK}$, respectively, of triangle $JKL$. Points $P$, $Q$, and $R$ are the midpoints of $\overline{NO}$, $\overline{OM}$, and $\overline{MN}$, respectively. read more ..

bader Apr 26, 2024, 11:19 PM

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+1509

Geometry

In triangle $PQR$, let $M$ be the midpoint of $\overline{PQ}$, let $N$ be the midpoint of $\overline{PR}$, and let $O$ be the intersection of $\overline{QN}$ and $\overline{RM}$, as shown. If $\overline{QN}\perp\overline{PR}$, $QN = 15$, and $PR = 20$, read more ..

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bader Apr 26, 2024, 9:46:24 PM

+1

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+7

Pythagorean Theorem Proof!

According to Google, there are over 371 proofs for the pythagorean theorem.
My challenge is for you to name as many as could possible name.
I already know a few common ones, so I challenge you guys to read more ..

NotThatSmart Apr 26, 2024, 8:21:46 PM

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+1509

Geometry

In triangle $ABC,$ the angle bisector of $\angle BAC$ meets $\overline{BC}$ at $D.$ If $\angle BAC = 60^\circ,$ $\angle CAD = 45^\circ,$ and $AD = 24,$ then find the area of triangle $ABC.$

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bader Apr 26, 2024, 6:00:10 PM

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+1509

Geometry

In triangle $ABC,$ $AB = 15,$ $BC = 9,$ and $AC = 10.$ Find the length of the shortest altitude in this triangle.

bader Apr 26, 2024, 4:12:24 PM

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+4

Help pls

If x = 45, y = 63, and the measure of AC = 4 units, what is the difference in length between segments AB and AD? Round your answer to the nearest hundredth.

0.74 units 1.17 units 1.64 units 2.14 units

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PlsAnswer Apr 26, 2024, 4:06:13 PM

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+1509

Geometry

In triangle $ABC,$ $\angle B = 90^\circ.$ Point $X$ is on $\overline{AC}$ such that $\angle BXA = 90^\circ,$ $BC = 15,$ and $CX = 5$. What is $BX$?

bader Apr 26, 2024, 2:52:20 PM

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+1509

Geometry

In triangle $ABC$, point $D$ is on side $\overline{AC}$ such that line segment $\overline{BD}$ bisects $\angle ABC$. If $\angle A = 45^\circ$, $\angle C = 45^\circ$, and $AC = 12$, then find the area of triangle $ABD$.

bader Apr 26, 2024, 2:52:09 PM

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+1105

help algebra

Let
f(x) = \sqrt{x - \sqrt{x}}.
Find the largest three-digit value of $x$ such that $f(x)$ is an integer.

parmen Apr 26, 2024, 2:14:45 PM

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+1105

help with algebra

Evaluate $a^3 - \dfrac{1}{a^3}$ if $a - \dfrac{1}{a} = 0$.

parmen Apr 26, 2024

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1

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+1105

help algebra

Let $a_1,$ $a_2,$ $a_3,$ $\dots$ be a sequence. If
\[a_n = a_{n - 1} + a_{n - 2}\]
for all $n \ge 3,$ and $a_{11} = 1$ and $a_{10} = 4,$ then find $a_6.$

parmen Apr 26, 2024

0

1

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+1105

help algebra

Let $a$ and $b$ be complex numbers. If $a + b = 1$ and $a^2 + b^2 = 2,$ then what is $a^3 + b^3?$

parmen Apr 26, 2024

0

1

2

+1105

help algebra

Find the constant k such that the quadratic 2x^2 + 3x + 8x - x^2 + 4x + k has a double root.

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parmen Apr 26, 2024

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1

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+20

Four points form the vertices of a square. Find the area of the square if the points are (2,b), (0,a), (5,c), and (7,d).

RedDragon1 Apr 26, 2024

0

2

1

+785

Algebra

Find the vertex of the graph of the equation y = -2x^2 + 8x - 15 - 3x^2 - 14x + 25.

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ABJeIIy Apr 26, 2024

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1

0

+785

Algebra

The parabola y = ax^2 + bx + c is graphed below. Find a + b + c. (The grid lines are one unit apart.)
The parabola passes through (-2,8), (0,0), and (2,8).

ABJeIIy Apr 26, 2024

0

1

0

+785

Algebra

Fill in the blanks with numbers to make a true equation.
3x^2 + 12x - 4 - 2x^2 + 6x + 7 = ___ (x + ___ )^2 + ___

ABJeIIy Apr 26, 2024

0

1

0

+785

Algebra

Find all real values of $p$ such that
(x+1)(x-2p)
has a minimum value of 0 over all real values of $x$.

ABJeIIy Apr 26, 2024

0

1

0

+785

help Algebra

Let $c$ be a real number. What is the maximum value of $c$ such that the graph of the parabola $y = -6x^2$ has at most one point of intersection with the line $y = 5x+c?$

ABJeIIy Apr 25, 2024

0

1

+785

Algebra

Let $x$ and $y$ be real numbers. If $x^2 + 3y^2 = 18$, then find the maximum value of $x + y$.

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ABJeIIy Apr 25, 2024

0

1

0

+785

Algebra

Let $x$ and $y$ be nonnegative real numbers. If $x + y = 25$, then find the minimum value of $6x + 3y.$

ABJeIIy Apr 25, 2024

0

1

+12

Geometry

Can you solve these?
1.

2.
<#> 3.<#> read more ..

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wendigo Apr 25, 2024

0

1

+679

help with functions

Find the domain of the function $f(x) = \sqrt{6-x-x^2-2x^2}$.

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LiIIiam0216 Apr 25, 2024

0

1

+679

Algebra problem

Find the sum of all values of $k$ for which $x^2 + kx - 9x + 25 - 9$ is the square of a binomial.

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LiIIiam0216 Apr 25, 2024

0

1

0

+679

help algebra

Find the largest real number $c$ such that $1$ is in the range of $f(x)=x^2-5x+c-3x+8$.

LiIIiam0216 Apr 25, 2024

0

1

0

+679

help with algebra

For what values of $j$ does the equation $(2x + 7)(x - 4) = -31 + jx$ have exactly one real solution? Express your answer as a list of numbers, separated by commas.

LiIIiam0216 Apr 25, 2024

0

1

0

+679

help need help

Find the value of $v$ such that $\frac{-21-\sqrt{201}}{10}$ a root of $5x^2+21x+v = 0$.

LiIIiam0216 Apr 25, 2024

0

1

0

+124

HELP

The roots of the quadratic equation are and . What is ?

Lilliam0216 Apr 25, 2024

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The perimeter of a rectangle is 40 and the length of one of its diagonals is 16. Find the area of the rectangle.

Homework Help Please :P

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Geometry

Pythagorean Theorem Proof!

Geometry

Geometry

Help pls

Geometry

Geometry

help algebra

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Four points form the vertices of a square. Find the area of the square if the points are (2,b), (0,a), (5,c), and (7,d).

Algebra

Algebra

Algebra

Algebra

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Algebra

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