All Questions ⁺⁰237665 Questions

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426

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help

Given an obtuse triangle ABC with \(\overline{AB}\) past B to a point D such that is perpendicular to . Let F be the point on line segment such that is perpendicular to , and extend past read more ..

Guest May 12, 2020

+1

655

4

+52

Riddle

I am here just as quickly as I am gone. I am the impeding doom of all things and nothing can stop me. As I move forward I live on only as a memory. I am the reason why procrastinators procrastinate, and I'm the reason why anticipators anticipate. Everyone read more ..

off-topic

Question May 12, 2020

0

403

0

Radius of a Circle

Find the radius r of the circle if an arc of length 8 m on the circle subtends a central angle of 4π/7 rad. (Round your answer to two decimal places.)

Guest May 12, 2020

0

498

1

hard geometry

An equilateral triangle is inscribed in a unit square and shares one vertex with the square. Find the length of the side of the triangle.

Guest May 12, 2020

0

489

5

please help

More than ninety-three percent of the students in a mathematics class are girls. If there is at least one boy in the class, what is the smallest possible size of the class?

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Guest May 12, 2020

0

631

2

Stats Question

A juggler of flaming torches has a 0.80 probability of catching a flaming torch each time of the four times the torch is thrown to him in a single performance. A perfect performance is when he catches all four. About how many perfect performances read more ..

Guest May 12, 2020

0

589

2

help

A closed rectangular box has a surface area of 1000 square cm. The length of the box is twice its width and the height is six times its width. What is the volume of the box?

Guest May 12, 2020

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366

0

n/an/an/an

Guest May 12, 2020

0

678

1

How do you find the standard form of a number that says 2.1e-10?

How do you find the standard form of a number that says 2.1e-10?

Guest May 12, 2020

0

559

1

plz help

1.Given f(x)-2x-11 find f^1(x)
2.Describe the transformation of the parent function f(x) h(x)=-3f(x)
3.Let f(x)=x^2+7x+9. does an inverse function exist for the entire domain of the function? Explain.

Guest May 12, 2020

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644

5

Gemoetry Question

D, E, and F are the midpoints of BC, CA, and AB respectively. A dilation maps triangle ABC to triangle DEF. What is the scale factor of this dilation?

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Guest May 12, 2020

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1557

2

Probability Question

Ellen has five different jobs to be done. She assigns each of the five jobs to one of her four kids so that each kid will have at least one job. How many ways can Ellen assign the jobs?

Guest May 12, 2020

0

435

1

please help

Find a three-digit integer in base 5 that has the order of its digits reversed when multiplied by 2.

Guest May 12, 2020

0

470

1

quadratic

Find real numbers a, b, c such that 2x^2 - 8x + 2012 = a + b(x - 2) + c(x - 2)^2.

ElectricPavlov ●

Guest May 12, 2020

0

497

1

quadratic

Find the minimum value of f(x) = 2x^2 + 4x + 6.

Guest May 12, 2020

0

896

2

+262

alegbra help

Find a polynomial f(x) of degree 5 such that both of these properties hold:
f(x) is divisible by x^3.
f(x)+2 is divisible by (x+1)^3.

atlas9 May 12, 2020

0

395

1

trig

Given sinA=12/13 and cosB=4/5, how do i solve cos2A

Guest May 12, 2020

0

992

2

please help

Line AB is tangent to circle C at point B and Line AD is tangent to circle C at point D. What is the measure of angle A?

ElectricPavlov ●●

Guest May 12, 2020

0

427

2

sum

Guest May 12, 2020

0

516

1

help

In how many ways can a group of ten students be separated into two teams? (The two teams do not have to be the same size.)

Guest May 12, 2020

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