falafronk

94 Questions
0 Answers

0

3

1

+359

Algebra

What is the coefficient of $x$ in $(x^3 + x^2 + x + 1)(x^4 - 8x^3 + 17x^2 - 23x + 14)$?

falafronk Aug 5, 2024

-3

11

1

+359

Square

In the diagram, $ABCD$ is a square. Find $\sin \angle PAQ.$

falafronk Mar 31, 2024

-1

30

0

+359

Triangle

Find the area of triangle $ABC,$ given that $AH=11$ and $HD=5.$

falafronk Mar 31, 2024

+1

32

1

+359

Semicircles

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

falafronk Mar 31, 2024

0

18

0

+359

geometry

In triangle ABC, point X is on side BC such that AX=5, BX=5, CX=4, and the circumcircles of triangles ABX and ACX have the same radius. Find the area of triangle ABC.

falafronk Mar 31, 2024

0

11

1

+359

Rectangle

The perimeter of a rectangle is $40,$ and the length of one of its diagonals is $10 \sqrt{2}.$ Find the area of the rectangle.

falafronk Mar 27, 2024

0

28

0

+359

Parallelogram

Find the area of parallelogram ABCD.

falafronk Mar 27, 2024

0

12

1

+359

Rhombus

In a rhombus, all the side lengths are $12,$ and one of the angles is equal to $20^\circ.$ Find the area of the rhombus.

falafronk Mar 27, 2024

0

19

0

+359

help trapezoid

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.

falafronk Mar 27, 2024

0

19

1

+359

Trapezoid

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.

falafronk Mar 27, 2024

0

30

0

+359

Angles

A quadrilateral has angles of $q$, $4q + 17^\circ $, $8q + 21^\circ$, and $15q + 148^\circ $. Find the largest angle of the quadrilateral, in degrees.

falafronk Mar 27, 2024

0

14

1

+359

Triangle

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 $ABD$.

falafronk Mar 27, 2024

0

14

1

+359

Triangle

All the sides of a triangle are integers. If the perimeter of the triangle is $3,$ then how many different possible triangles are there? (Assume that the triangle is non-degenerate. Two triangles are considered the same if they are co read more ..

falafronk Mar 27, 2024

0

5

2

+359

Geometry

There are four cities: Capital City, Little Village, Mytown, and Yourtown. The distance from Capital City to Little Village is $5$ miles. The distance from Capital City to Mytown is $2$ miles. The distance from Mytown to Yourtown is $3$ read more ..

falafronk Mar 27, 2024