All Questions

388

3d geometry

What is the radius, in inches, of a right circular cylinder if its lateral surface area is 3 square inches and its volume is 3 cubic inches?

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Guest Sep 3, 2021

276

Help me plz plz.

HALP!!! Find a linear inequality with the following solution set. Each grid line represents one unit. [asy] size(200); fill((-5,3)--(3,-5)--(-5,-5)--cycle,yellow); real ticklen=3; real tickspace=2; real ticklength=0.1cm; real axisarrowsize=0.14cm; pen axispen=black+1.3bp;read more ..

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Guest Sep 3, 2021

241

help coordinates

Let A=(0,9) and B=(0,12). Points A' and B' are on the line y=2x, and AA' and BB' intersect at C=(2,8). What is the length of A'B'?

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Guest Sep 3, 2021

176

plz help

Given points P(-2,7) and Q(4,y) in a coordinate plane, for what value of y is the slope of the line through P and Q equal to 2/3?

Guest Sep 3, 2021

332

Coordinates

A line containing the points (2,16) and (-8,14) intersects the y-axis at what point?

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Guest Sep 3, 2021

387

+176

You forgot to answer. Could you please answer?

https://web2.0calc.com/questions/help-pls_85792

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Whayousayy Sep 3, 2021

276

Proportion

Suppose that $\alpha$ is inversely proportional to $\beta$. If $\alpha = -6$ when $\beta = 18$, find $\alpha$ when $\beta = 12$.

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Guest Sep 3, 2021

253

triangles

For a triangle XYZ, we use [XYZ] to denote its area.
Let ABCD be a square with side length 1. Points E and F lie on line BC and line CD, respectively, in such a way that angle EAF = 45 degrees. If [CEF] = 1/19, what is the value of [AEF]? read more ..

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Guest Sep 3, 2021

224

need help asap ty :)

In the figure above, line PS bisects angle QPR. We can ensure that by just adding one more condition. Which of the following read more ..

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Guest Sep 3, 2021

193

help geometry

What is the perimeter, in cm, of quadrilateral ABCD if $\overline{AB} \perp \overline{BC}$, $\overline{DC} \perp \overline{BC}$, $AB=9$ cm, $DC=4$ cm, and $BC=16$ cm?

Guest Sep 3, 2021

369

Polynomials

The degree of the polynomial p(x) is 11, and the degree of the polynomial q(x) is 7. Find all possible degrees of the polynomial p(x) + q(x).

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Guest Sep 3, 2021

Sep 2, 2021

173

plz help

Given that the point (9,7) is on the graph of y=f(x), there is one point that must be on the graph of 2y=f(2x)+2. What is the sum of coordinates of that point?

Guest Sep 2, 2021

407

5th grade Singapore math

3 friends divided some strawberries equally. After they each ate 4 strawberries, the total number of strawberries left was equal to the amount each friend had at the beginning. How many strawberries were there at first?

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Guest Sep 2, 2021

430

Melody please help, i just want to know how to start

Compute

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Guest Sep 2, 2021

421

5th grade Singapore math

Tank A had four times as much water as Tank B. After 30 L of water was transferred from tank A to tank B, Tank B had 24 more liters of water then take A. How much water is in both tanks altogether?

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Guest Sep 2, 2021

440

5th grade Singapore math

Sharif and his sister have the same amount of money. After Sharif spent $75 and his sister spent $37, his sister had three times as much money as sharif. How much money did sharif have at first?

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Guest Sep 2, 2021

359

Polynomials

We have that 3f(x) + 4g(x) = h(x) where f(x), g(x), and h(x), are all polynomials in x. If the degree of f(x) is 2 and the degree of h(x) is 8, then what is the minimum possible degree of g(x)?

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Guest Sep 2, 2021

386

Compute

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Guest Sep 2, 2021

349

help math

A number is divisible by 8 if the number formed by its last 3 digits is divisible by 8. For example, the number 47,389,248 is divisible by 8 because 248 is divisible by 8. However, 47,389,284 is not divisible by 8 because 284 is read more ..

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Guest Sep 2, 2021

-1

366

reposted

1. When Yin attempts to add all the positive integers from 1 through 99, he accidentally skips a number and gets the sum 4909. Which number did Yin skip?

2. Compute the sum of Express your answer as a decimal to the read more ..

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Guest Sep 2, 2021

235

help probability

Josh is flipping a coin and then spinning a spinner for a game in class. The coin has the sides heads or tails, and the spinner is divided into 8 equal sections labeled 1-8. What is the probability that Josh will flip a head on the coin and then spin a read more ..

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Guest Sep 2, 2021

252

help

how do i put negative?

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Guest Sep 2, 2021

346

Employees in 2012

Employees in 2012 paid 4.2% of their gross wages towards social security (FICA tax), while employers paid another 6.2%. How much will someone earning $39,000 a year pay towards social security out of their gross wages?

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Guest Sep 2, 2021

251

Function

Let
f(x) = a/b*x if x <= -4
f(x) = abx if x > -4
read more ..

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Guest Sep 2, 2021

325

help plz

Express $\frac{6}{\sqrt{245}}$ in the form $\frac{A \sqrt{B}}{C}$ where A and C are relatively prime integers, C is positive, and B is not divisible by the square of any prime. Find A+B+C

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Guest Sep 2, 2021

All Questions ⁺⁰230590 Questions

3d geometry

Help me plz plz.

help coordinates

plz help

Coordinates

You forgot to answer. Could you please answer?

Proportion

triangles

need help asap ty :)

help geometry

Polynomials

plz help

5th grade Singapore math

Melody please help, i just want to know how to start

5th grade Singapore math

5th grade Singapore math

Polynomials

Compute

help math

reposted

help probability

help

Employees in 2012

Function

help plz

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