All Questions ⁺⁰237719 Questions

0

442

2

geometry

Right triangle ABC has side lenghts AB = 3, BC = 5. Square XYZW is inscribed in triangle ABC with X and Y on line AB, and Z on line BC. What is the side length of the square.

read more ..

Guest Jul 20, 2021

0

434

1

help geometry

Points X and Y lie on sides AB and AC respectively of triangle ABC. If AB=7, AC=10, AX=4 and AY=8, what is the ratio of the area of triangle AXY to the area of triangle ABC?

Guest Jul 20, 2021

0

316

0

help geometry

A triangle with integer sides has perimeter 16. How many such non-congruent triangles are there? (A 3-4-5 triangle is considered congruent to a 3-5-4 triangle because we can reflect and rotate the triangles until they match up.)

Guest Jul 20, 2021

0

589

1

chocolates in abox

You have a box of chocolates that contains 54 pieces of which 31 are solid chocolate, 19 are filled with cashews, and 4 are filled with cherries. All the candies look exactly alike. You select a piece, eat it, select a second piece, eat it, and finally read more ..

Guest Jul 20, 2021

Jul 19, 2021

0

465

1

Probability

You sit in your backyard and notice that a tree drops its leaf into a pool. On average 30 leafs fall into the pool each minute. What is the probability that the 15th leaf takes 10 seconds to fall into the pool and that at most 6 leafs fall betweeb read more ..

Guest Jul 19, 2021

+1

525

2

Principle of Finance

Suppose a friend of yours purchases a zero coupon bond for Rs214.55 with a face value of
Rs1,000 maturing in twenty years. If the yield to maturity (YTM) on the bond remains
unchanged, what will the price of the bond be at the end of five years from read more ..

Guest Jul 19, 2021

0

440

1

Algebra

Find all values of y that satisfy the equation y/3 + 1 = (y + 8)/y.

Guest Jul 19, 2021

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479

1

Halp

There are three real numbers $x$ that are not in the domain of$$f(x) = \frac{1}{1+\frac{1}{1+\frac 1x}}.$$What is the sum of those three numbers?

Guest Jul 19, 2021

+5

803

9

+491

Why cant i use the calculator?

Is there a reason i cant usse the websites calculator anymore? I keep getting some pop up talking about an ad blocker.

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Elijah Jul 19, 2021

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499

3

Algebra

What is the constant term of the expansion of (6x + 1/(3x))^8?

Guest Jul 19, 2021

0

564

1

what numbers multiply to -10 and add to 9

what numbers multiply to -10 and add to 9

Guest Jul 19, 2021

0

494

2

Coordinates

What is the area, in square units, of a triangle whose vertices are at (4,-1), (10,3) and (-4,5)?

Guest Jul 19, 2021

0

506

2

+197

I need some help with this problem.

What is the value of $b+c$ if $x^2+bx+c>0$ only when $x\in (-\infty, -2)\cup(3,\infty)$ ?

icecreamlover Jul 19, 2021

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342

1

Number Theory

How many positive integers less than or equal to 6*7*8*9 solve the system of congruences:

m = 5 (mod 6)
m = 4 (mod 7) read more ..

Guest Jul 19, 2021

0

497

2

Trig Question

Let and be positive lengths, and consider the following triangles:
Then what are

in radians, in that read more ..

Guest Jul 19, 2021

0

303

0

domain

If f(x) is a function whose domain is [-25,5] and g(x) = f(x^2), then the domain of g(x) is an interval of what width?

Guest Jul 19, 2021

0

385

1

help with algebra

Consider the system of equations
5x + y = 31
3x + 4y = -37

Take your expression for y from part (a), and substitute it into the second equation. Solve for x and y.
read more ..

Guest Jul 19, 2021

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272

0

help asap algebra, graphing

A bunny walks on the x-axis. At some point it makes a jump between two points on the axis according to the equation y = (-1/3)(x-1)(x-7). Plot in the coordinate plane the trajectory of the bunny's jump and find the height of the jump.
read more ..

Guest Jul 19, 2021

0

584

1

Help!

According to Chan, the rainbow has six colors -- red, orange, yellow, green, blue, and purple, in that order. (Yes, Chan knows that some people consider "indigo" a seventh color, but Chan thinks that's all nonsense.)
Chan wants to design a vertical tricolor read more ..

Guest Jul 19, 2021

0

347

1

i need help

Use algebra techniques to show that

3√3 < 3 + √5 < 2√7

Guest Jul 19, 2021

0

337

1

Graphing

The graph of the equation y = Ax^2 + Bx + C , where are A, B, C integers, is shown below. Find A + B + C.

Guest Jul 19, 2021

0

548

2

+4

Two of the exterior angles of a triangle are and Find the third exterior angle, in degrees.

Two of the exterior angles of a triangle are 158 degrees and 99 degrees Find the third exterior angle, in degrees.

SleepIsNeeded Jul 19, 2021

Jul 18, 2021

0

679

9

+80

Physics question

A windmill is a device for extracting kinetic energy from the moving air. The moving air is used to turn large blades. In modern windmills, the turning blades are used to rotate magnets near loops of wire, which creates electric currents. In this way, kinetic read more ..

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PBJcatalinasandwich Jul 18, 2021

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