All Questions ⁺⁰238457 Questions

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311

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help with geometry

Let ABC be a triangle, and let its angle bisectors be AD, BE, and CF, which intersect at I. If DI = 3, BD = 4, and BI = 8, then find the area of triangle ABC.

Guest Oct 31, 2022

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239

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Function

Let
f(x) = -x + 3 if x >= 1
f(x) = 2x + 1 if x < 1
Find the sum of all values of x such that f(x) = 0 read more ..

Guest Oct 31, 2022

0

815

1

word problem

Jace works as a salesperson at an electronics store and sells phones and phone accessories. Jace earns a $11 commission for every phone he sells and a $3 commission for every accessory he sells. On a given day, Jace made a total of $102 in commission from read more ..

Guest Oct 31, 2022

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278

2

help plz

Find the largest prime divisor of 25^2 + 72^2 + 85^2.

Guest Oct 31, 2022

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315

3

+36

Geometry

Cloud Oct 31, 2022

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274

1

help plz

Find all solutions to the system
a + b = 14
a^3 + b^3 = 812 + ab

Guest Oct 31, 2022

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331

1

quiz part 2

An initial population of 745 quail increases at an annual rate of 16%. Write an exponential function to model the quail population. What will the approximate population be after 4 years?

Guest Oct 31, 2022

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255

1

geometry

In triangle ABC, point M is the midpoint of segment AB Let D be the point on segment BC such that segment AD bisects angle BAC, and let the perpendicular bisector of segment AB intersect segment AD at point E. If AB = 45, AC = 25, and read more ..

Guest Oct 31, 2022

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276

1

need help

In November's Math Meet, the Little Monsters of Beast Academy solved 1/3 of the problems. In March's Math Meet, they solved 2/7 of the problems. (There might be different numbers of problems asked in November and March.)
In total, the Little Monsters read more ..

Guest Oct 31, 2022

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320

2

Question

Emmy and her family went on a backpacking trip. They started hiking at 4:05 P.M. It took 3 hours and 9 minutes to reach their campsite. After they arrived, it took 1 hour and 4 minutes to set up the campsite. What time was it when Emmy and her family finished read more ..

Guest Oct 31, 2022

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273

1

geometry

Two circles intersect at A and B. A common external tangent is tangent to the circles at T and U as shown. Let M be the intersection of line AB and TU. If AB = 8 and BM = 3 find TU.

Guest Oct 31, 2022

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282

1

Number Theory

Mr. Prime always tell the truth when the day of the month is a prime number (i.e. the2 nd, 3rd, 5th, 7th,...), and lies on other days. Mr. Third always tell the truth on days that are multiplies of 3 (i.e. the 3rd, 6th, 9th, 12th,...), and lies on other read more ..

Guest Oct 31, 2022

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281

3

Sum

What is the sum of all the odd integers between 500 and 900?

Guest Oct 31, 2022

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318

2

+660

Pls help; I'm so confused

A -gon is drawn in the Cartesian plane. The sum of the -coordinates of the vertices equals The midpoints of the sides of form a second -gon, . Finally, the midpoints of the sides of form a read more ..

Keihaku Oct 31, 2022

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306

1

system

Find the ordered pair, (s, t) that satisfies the system
(s/2) - 3t = -1,
3t - 2s = 3 + s

Guest Oct 31, 2022

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302

2

Confusing question

Suppose f(x), g(x), h(x) are all linear functions, and j(x) and k(x) are defined by

j(x) = max{f(x), g(x), h(x)}
read more ..

Guest Oct 31, 2022

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271

1

help geometry

In right triangle ABC, angle C = 90. Median AM has a length of 19, and median BN has a length of 15 What is the length of the hypotenuse of the triangle?

Guest Oct 31, 2022

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314

2

+660

Pls help; thank you!

An ant crawls straight from (-4,6) to the origin and then continues straight on to (4,3). How far does it travel?

Kinda confused bc they didn't give any unit of measurement

Keihaku Oct 31, 2022

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288

1

algebra

Let a and b be the roots of the quadratic x^2 - 5x + 3 = 2x^2 - 11x + 14. Find the quadratic whose roots are a^2 and b^2.

Guest Oct 31, 2022

+1

306

3

+660

Pls help and give full answer

Find the equation whose graph is shown below. Write your answer in standard form. Standard form is $Ax+By=C$, where $A$ is positive, and $A, B$ and $C$ are integers with the greatest common divisor 1.
https://latex.artofproblemsolving.com/3/2/1/3212ecb1d6031b3484ea110f7b61e0e3aba345f7.png read more ..

Keihaku Oct 31, 2022

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311

2

help counting

Find the number of positive integers that satisfy the following conditions:
* Each digit is a 1 or a 2 or a 3
* The sum of the digits is 10

Guest Oct 31, 2022

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276

1

Counting problem

In how many ways can the numbers 1 through 5 be entered once each into the five boxes below so that all the given inequalities are true?
\[\boxed{\phantom{X}} > \boxed{\phantom{X}} > \boxed{\phantom{X}} < \boxed{\phantom{X}} < \boxed{\phantom{X}}\] read more ..

Guest Oct 31, 2022

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237

0

help algebra

Let a and b be the roots of the quadratic 2x^2 - 8x + 7 = x^2 - 14x + 1. Compute a^3 + b^3.

Guest Oct 31, 2022

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291

1

Algebra

A 1-inch by 35-inch piece of wood was divided into six pieces by making five 45◦
cuts, as shown. The four trapezoidal pieces were kept, and the two triangular pieces were discarded. All four
trapezoidal pieces were then used to form a rectangular read more ..

Guest Oct 31, 2022

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239

0

Parabola

The red parabola shown is the graph of the equation x = ay^2 + by + c. Find a + b + c.

Guest Oct 31, 2022

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