All Questions +0 237680 Questions

A unit square is rotated 45 degree counterclockwise about one of its vertices, A. What is the green area?

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Guest May 5, 2020

563

please help with area

1)
Compute the value of x such that
2)
The graph of the parabola x = 2y^2 - 6y + 3 has an x-intercept (a,0) and two y-intercepts (0,b) and (0,c). Find a + b + c. read more ..

Guest May 5, 2020

666

+96

maths

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daddypig May 5, 2020

603

7th grade math question

three dozen eggs for $1.08 what is the cost of each egg

Guest May 5, 2020

520

For the past decade. If there were 38450 residents in the year 2011 and the trend continues, what will the population be in the year 2035?

The length of a rectangular room is 5 feet longer that twice the width. If the rooms perimeter is 160 feet, what is the length of the room?

Guest May 5, 2020

410

is this right?

I think this is correct.

Guest May 5, 2020

567

Help

How many ways can you color the faces of a cube with six different colors, using each color exactly once? (Two colorings are considered the same if you can rotate one coloring to obtain the other.)

Guest May 5, 2020

542

coloring a cube

I really appreciate your help!

Guest May 5, 2020

560

please check my answers

A quadratic of the form $-2x^2 + bx + c$ has roots of $x = 3 + \sqrt{5}$ and $x = 3 - \sqrt{5}.$ The graph of $y = -2x^2 + bx + c$ is a parabola. Find the vertex of this parabola.

Guest May 5, 2020

570

Help ASAP Please.

(1) Points $A$, $B$, and $C$ are on sides $\overline{WX}$, $\overline{YZ}$, and $\overline{XY}$ of rectangle $WXYZ$ as shown below such that $XA = 4$, $YB = 18$, $\angle ACB= 90^\circ$, and $YC = 2XC$. Find $AB$.

Picture: https://latex.artofproblemsolving.com/0/6/1/061230f0b1b17bcd40886b56dbcbbc0368db13b5.png read more ..

Guest May 5, 2020

-1

850

Help! ASAP 2 problems.

What is the smallest positive integer n such that both the square root of n/3 is an integer, and the cube root of n/2 is an integer?

Guest May 5, 2020

429

help

Guest May 5, 2020

553

help please

thank you!

Two of the roots of the polynomial 3x^3 + ax^2 - 5x - 10 are r and -r for some real number r. What is the value of a?

Guest May 5, 2020

502

polynomial

The equation of the line passing through and can be expressed in the form Find .

Thank you!

Guest May 5, 2020

632

+166

Geometry Question

SOLVE FOR

HannibalBarca May 5, 2020

425

please help geometry question :(

Two squares of an 8 by 8 chessboard are chosen at random. What is the probability that they have exactly one vertex in common?

Guest May 5, 2020

520

help with probability

Guest May 5, 2020

927

+980

Find the sum of all possible positive integer values of $b$ such that the quadratic equation $2x^2 + 5x + b = 0$ has rational roots.

If a quadrilateral has congruent sides, is it certain that the shape is a rhombus?

qwertyzz May 5, 2020

711

+166

Geometry Thought

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HannibalBarca May 5, 2020

646

math

What is the volume of this sphere? Use 𝜋 ≈ 3.14 and round your answer to the nearest hundredth. 9 cm

Find the median of the numbers 1, 2, 3, ..., 1000, 1^2, 2^2, ..., 1000^2.

Guest May 5, 2020

417

statistics

Pb(NO3)2 + KI → PbI2  KNO3, can some one please help me

Guest May 5, 2020

469

Mole to gram Stoichiometry

Two semicircles are inscribed in a 50 by 100 rectangle, as shown below. Find R.

Guest May 5, 2020

521

help please

How do you graph the polar curve r=4sinθ?
Drag an equation, variable, or phrase into each box to correctly complete the statements.

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Guest May 5, 2020

2375

Check 4 me plz?