All Questions ⁺⁰234787 Questions

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635

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help me plz I need it

Cassie leaves Escanaba at 8:30 AM heading for Marquette on her bike. She bikes at a uniform rate of 12 miles per hour. Brian leaves Marquette at 9:00 AM heading for Escanaba on his bike. He bikes at a uniform rate of 16 miles per hour. They both bike on read more ..

Choff Jan 17, 2021

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410

2

Help me

Rhombus , has perimeter 148, and one of its diagonals has length 24. How long is the other diagonal?

Guest Jan 17, 2021

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492

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+236

help plz!

I'm visiting Germany, but forgot to exchange dollars for euros. My meal costs 17 euros. I give the cashier 40 dollars. If 1 euro is worth $\$1.32$, then how much change in euros should I receive? (Answer to the nearest hundredth of a euro.)

Choff Jan 17, 2021

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274

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quadrilateral

A quadrilateral has sides 1, 5, 5, 7, and its area is 18. What is the product of lengths of its diagonals?

Guest Jan 17, 2021

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323

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Cant edit text box

On my actual account for web2.0 calc, It wouldnt let me edit the text box, and when I posted thee question as a geust, I could edit the text box but my post was flagged for moderation, can somone please help me

Guest Jan 17, 2021

-3

303

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Challengening problems: answer asap

We are not here to do all your homework for you. Melody.
Go cheat somewhere else.

Guest Jan 17, 2021

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338

1

i rlly need help

The polynomial is divisible by for some real numbers A and B. Find A+B.

Guest Jan 17, 2021

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277

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coloring

A new flag has been designed with 6 vertical strips using some or all of the colors yellow,green,blue and red.In how many ways this can be done so that no 2 adjcent strips have same colour.

Guest Jan 17, 2021

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526

2

+283

Algebra

Hi, could someone help me with this question?

Suppose f(x) is a quadratic function such that f(1) = -24, f(4) = 0, and f(7) = 60. Determine the value of f(-1).
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Caffeine Jan 17, 2021

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1171

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pls help meh

Lucy made 2 identical necklaces, each having beads and a pendant. The total cost of the beads and pendants for both necklaces was 13.80 . If the beads cost for 3.50 each necklace, how much did each pendant cost?

Guest Jan 17, 2021

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321

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area of triangle

The length of one side of a triangle is $\left(\sqrt{3}+1\right)\text{ cm}.$ The two interior angles on that side are $30^\circ$ and $45^\circ.$ What is the area of the triangle?

Guest Jan 17, 2021

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459

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equation

Find all real x that satisfy
\[\large 9^x - 4 \cdot 3^x + 6 - \frac{4}{3^x} + \frac{1}{9^x} = 0\]

Guest Jan 17, 2021

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312

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help please

For what values of j does the equation (2x+7)(x-5)=-43+jx have exactly one real solution

Guest Jan 17, 2021

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491

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help

The polynomial is divisible by for some real numbers and . Find .

Guest Jan 17, 2021

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1175

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Help

At the AoPS office, mice vary inversely with cats, that is, $\text{mice}=\frac{k}{\text{cats}}$, for some value of $k$. When there are $3r-19$ cats, there are $2r+1$ mice, and when there are $6r-24$ mice, there are $r-3$ cats. Find $k$.

Guest Jan 17, 2021

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262

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help counting

A few people are at a party. As they are bored, they decide to connect each other with strings. Every person must be connected to every other person. For example, if there are \(3\) people \((A, B, C)\), \((A)\) will be connected to \((B,C)\), \((B)\) will read more ..

Guest Jan 17, 2021

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404

2

help pleez

Segment AB=6 is tangent to the circle with center O. Lengths of other segments are BC=8, CD=10, and OD=12. Find the radius of the circle.

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Guest Jan 17, 2021

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328

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help

find ab if bc=15, bd=17, and ad=6

Guest Jan 17, 2021

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447

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help ellipse

\[\large \frac{x^2}{16}+\frac{y^2}{9}=1\]
The equation above is an ellipse with center O. A chord $AB=2 \sqrt{7}$ is parallel to the major axis. What is the area of $\triangle OAB$?

Guest Jan 17, 2021

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439

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2016th entry

The first two entries of a sequence are 3 and 27. Starting from the third entry, every entry is the absolute value of the difference of the two previous entries. What is the 2016th entry of this sequence?

After listing it out, I got: read more ..

Guest Jan 17, 2021

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419

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can u help?

If $\sin^2 \theta + 3\cos\theta - 2 = 0$, find the value of $\cos^3 \theta + \sec^3 \theta$.

Guest Jan 17, 2021

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293

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Solve for a, b, c, d

Solve for a, b, c, d:

\(a+b+c+d=9\)
\( 3a=d\)
\(a-2c=b\)
\(\sqrt c = c\)

Guest Jan 17, 2021

+1

515

4

+68

HELP ASAP!!! TYSM

In the figure below, PQRS is a parallelogram of 24 and area 28. What is the perimeter of rectangle QOST?

piano123 Jan 17, 2021

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475

2

help pls

A right triangle with a perimeter of 60 units has an altitude (to the hypotenuse) of length 12 units. Find the sum of the lengths of the two (non-hypotenuse) legs of this triangle.

Guest Jan 17, 2021

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