All Questions

308

geometry

In triangle PQR, angle P = angle Q + angle R + 30 degrees. Of all three exterior angles of triangle PQR, what is the least exterior angle, in degrees?

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Guest May 2, 2021

287

geometry

Point D is on side AC of triangel ABC such that angle ADB = angle ABD and angle ABC - angle ACB = 37 degrees. Find angle DBC in degrees.

Guest May 2, 2021

412

Find a linear inequality with the following solution set. Each grid line represents one unit.

Find a linear inequality with the following solution set. Each grid line represents one unit.

https://latex.artofproblemsolving.com/a/2/9/a29ab229485ebb0bd55ba84d9b69637ee1b61804.png
read more ..

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Guest May 2, 2021

279

number theory

Given that x is a multiple of 23478, what is the greatest common divisor of (2x + 3)(7x + 2) and x?

Guest May 2, 2021

505

+88

Simplifying/rationalizing radicals

Hello guys,
Could somebody help me simplify this fraction:

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grs75 May 2, 2021

290

algebra

The area of a rectangle is 80 sq ft. If the width is increased by 1 foot and the length is decreased by 1 foot, the new rectangle has area 96 sq ft. What is the perimeter of the original rectangle, in feet?

Guest May 2, 2021

286

geometric sequence

If b is positive, what is the value of b in the geometric sequence 16, a, 18, b?

Guest May 2, 2021

549

Please answer this question :)

Jeri finds a pile of money with at least $\$200$. If she puts $\$50$ of the pile in her left pocket, gives away $\frac23$ of the rest of the pile, and then puts the rest in her right pocket, she'll have more money than if she instead gave away $\$200$ of read more ..

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Guest May 2, 2021

-1

493

+73

A bit more help

There are n different points on a circle. The number of triangles whose vertices are among the n points is positive, and equal to the number of hexagons whose vertices are among the n points. What is n?

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qwertyytrewq May 2, 2021

-1

502

+73

I need help please

There are teams in a basketball league. Eight teams are in the East conference, and the other eight teams are in the West conference. If a team plays each other team from the same conference 4 times and from the difference conference twice, how read more ..

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qwertyytrewq May 2, 2021

324

geometry

There is a right triangle ABC. Square XBYZ is inscribed in it, where Z is touching AC and XB is on AB. If [XBYZ] = 32, then what are the side lengths of the triangle?

Guest May 2, 2021

407

geometry

In regular octagon ABCDEFGH, M and N are midpoints of line BC and line FG respectively. Compute [ABMO]/[ABCDEFGH]. ([ABCD] denotes the area of polygon ABCD.)

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Guest May 2, 2021

626

Refer to the graph of y = sin x or y = cos x to find the exact values of x in the interval [0,

Refer to the graph of y = sin x or y = cos x to find the exact values of x in the interval [0, 4𝜋] that satisfy the equation.
3 sin x = − 3/2

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Guest May 2, 2021

545

Find the solutions of the equation that are in the interval [0, 2𝜋).

Find the solutions of the equation that are in the interval [0, 2𝜋).
tan^2 x sin x = 3 sin x

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Guest May 2, 2021

290

I need answers

Triangle ABC is translated so that B′is a vertex of the image. What are the coordinates of IMAGE on the left of the x-axis with new vertices of A′and C′?
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Guest May 2, 2021

451

Please answer

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Guest May 2, 2021

430

Simplify this expression:

Simplify this expression:
Thank you!

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Guest May 2, 2021

353

polynomials

Let be a polynomial with integer coefficients. Suppose there are four distinct integers p, q, r, s such that
f(p) = f(q) = f(r) = f(s) = 18
If t is an integer and f(t) > 18, what is the smallest possible value of f(t)?

Guest May 2, 2021

May 1, 2021

576

+248

FTC calculus problem

either solve this problem, or explain applying the FTC to a problem like this in a way that makes sense.
thanks!

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power27 May 1, 2021

509

geometry

In the diagram below, we have line AB is parallel to line CD, EF = FG, < BEF = 130 degrees + x degrees, and < AEG = x degrees. Find the value of x.

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Guest May 1, 2021

352

geometric series

Evaluate the infinite geometric series: 3/2 + 2/3 + 8/27 + 32/243 + ...

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Guest May 1, 2021

342

geometric series

An infinite geometric series has a first term of 12 and a second term of 4. A second infinite geometric series has the same first term of 16, a second term of 2+n, and a sum of four times that of the first series. Find the value of n. read more ..

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Guest May 1, 2021

468

geometric series

Find all r for which the infinite geometric series 2 + r + r/2 + r^2/4 + ... is defined. Enter all possible values of r, as an interval.

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Guest May 1, 2021

443

Sum

Compute 1 - 2 + 3 - 4 +... + 2005 - 2006 + 2007 - 2008 + 2009 - 2010.

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Guest May 1, 2021

All Questions ⁺⁰237784 Questions

geometry

geometry

Find a linear inequality with the following solution set. Each grid line represents one unit.

number theory

Simplifying/rationalizing radicals

algebra

geometric sequence

Please answer this question :)

A bit more help

I need help please

geometry

geometry

Refer to the graph of y = sin x or y = cos x to find the exact values of x in the interval [0,

Find the solutions of the equation that are in the interval [0, 2𝜋).

I need answers

Please answer

Simplify this expression:

polynomials

FTC calculus problem

geometry

geometric series

geometric series

geometric series

Sum

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