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457

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Triangle ABC has altitudes AD, BE, and CF. If AD = 12, BE = 14, and CF is a positive integer, then find the largest possible value of CF
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Guest May 30, 2020

559

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A teenager is someone who is 13, 14, 15, 16, 17, 18 or 19 years old. The product of the ages of a particular group of teenagers is 705,600. What are their ages?

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Guest May 30, 2020

518

Michael plots the point with the polar coordinates (−2,−4π/3).

Michael plots the point with the polar coordinates (−2,−4π/3).
How does he plot this point?
Enter a value or phrase into each box to correctly complete the statements.
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Guest May 30, 2020

441

A Challenging Question

Prove that the diagonals of a hexagon all meet at one point.

Guest May 30, 2020

415

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Let f(x) = x^2 and g(x) = 4x^2 + a. For what values of a do the graphs of f and g intersect?

Guest May 30, 2020

624

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How many times do the graphs x = y^2 and x^2 + (y - 1)^2 = 1 intersect?

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Guest May 30, 2020

446

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Find all positive integers n, such that n/11 = the sum of the digits of n.

(One example of a number that works is 198, because the sum of the digits in 198 = 1+9+8 = 18, and 198/11 = 18.)

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Guest May 30, 2020

686

Convert r=5/3sinθ−cosθ to rectangular form.

Convert r=5/3sinθ−cosθ to rectangular form.
Enter your answer in slope-intercept form by filling in the boxes. Enter values so that fractions are simplified.

y= _/_ x + _/_ read more ..

Guest May 30, 2020

2248

Divide. Enter a value into each box to correctly express the quotient in polar form.

Divide. Enter a value into each box to correctly express the quotient in polar form.
12√2cis(7π/6)÷3√3cis(π/4) = ___ cis (___)

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Guest May 30, 2020

684

+62

Help Plsss Imidiately

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Tervvy May 30, 2020

930

The initial point of a⃗ is (−1,6) and its terminal point is (−3,−2).

The initial point of a⃗ is (−1,6) and its terminal point is (−3,−2).
What is the value of ∥a⃗∥ ?
Enter your answer as a simplified radical.

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Guest May 30, 2020

533

please help

In a basketball freethrow contest, a man gets a dime every time he makes a basket, and pays a quarter for each missed shot. If he takes 100 shots and wins $5.10, how many times did he miss?

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Guest May 30, 2020

419

help!

A ball is dropped from a height of 18 feet. Each time it bounces up, it goes exactly one third as high as the time before. What is the total distance the ball travels?

Guest May 30, 2020

733

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One leg of a right triangle is increased by 10% and the other leg is decreased by 10%. By what percent does the area of the triangle change?

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Guest May 30, 2020

975

+62

Help ASAP Pls

For a particular value of $k$, one root of the equation $5x^2 + kx = 4$ is $x=2.$ What is the other root?

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Tervvy May 30, 2020

621

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If each hen can lay 2 eggs in 3 days, how many days are needed for 4 hens together to play 2 dozen eggs?

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Guest May 30, 2020

763

+1072

Help Please!!!

Let x, y, and z be positive real numbers. Find the minimum value of

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SpongeBobRules24 May 30, 2020

700

+62

Help Pls ASAP

Compute (y+3)(2y+5) if y is a solution to 2y^2+11y+50

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Tervvy May 30, 2020

575

+738

help with chemistry please!!!!!

https://web2.0calc.com/questions/chemistry-help_14

i don't need the answer to all of them, just whatever you guys feel like helping in :) read more ..

lokiisnotdead May 30, 2020

445

help

In a rectangle two semicircles touches each other and a tangent to two semicircles is drawn intersecting breath of the rectangle as shown. What fraction of the rectangle is yellow?

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Guest May 30, 2020

640

+308

halp

Determine the value of ? in the figure below.

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notsmart2.0 May 30, 2020

480

please help!

An isosceles trapezoid has legs of length 30 cm each, two diagonals of length 40 cm each and the longer base is 50 cm. What is the trapezoid’s area?

Guest May 30, 2020

444

line

Find the equation of the line passing through (2,-7) that is perpendicular to 3x - 6y = 4.

Guest May 30, 2020

452

help

In how many ways can 36 be written as the product a*b*c*d, where a, b, c, d are positive integers such that a <= b <= c <= d?

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Guest May 30, 2020

489

help

Solve the equation x^4 - 9x^2 + 20 = 0.

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Guest May 30, 2020

All Questions ⁺⁰237826 Questions

Please Help!

help

Michael plots the point with the polar coordinates (−2,−4π/3).

A Challenging Question

help

help

Help!

Convert r=5/3sinθ−cosθ to rectangular form.

Divide. Enter a value into each box to correctly express the quotient in polar form.

Help Plsss Imidiately

The initial point of a⃗ is (−1,6) and its terminal point is (−3,−2).

please help

help!

help

Help ASAP Pls

help

Help Please!!!

Help Pls ASAP

help with chemistry please!!!!!

help

halp

please help!

line

help

help

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