All Questions

473

precalc

On a circle of radius 6 feet, what angle would subtend an arc of length 2 feet?

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Guest May 10, 2020

402

How would I solve this equation?

I need to solve this equation over a set of real numbers: tan x + 2x^2 = 3x

I graphed it here: https://www.desmos.com/calculator/x21ei5a5cm
read more ..

Guest May 10, 2020

404

please help me with these question. i am stuck and don't know what to do :(

1. The lines and are drawn in the coordinate plane. Find the slope of the line that bisects the angle between these lines.

(Image for #1)
read more ..

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Guest May 10, 2020

-1

591

Reflection Question(hey that ryhmes)

A reflection maps A to B and B to C Given AB=12 find AC

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Guest May 10, 2020

676

+42

NEED ACTUAL ANSWER

https://web2.0calc.com/questions/this-is-for-my-sister-not-me#r2

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Nerdo May 10, 2020

733

Diagonals to find the number of sides, please explain

The number of diagonals in a certain regular polygon is equal to four times the number of sides. How many sides does this polygon have?

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Guest May 10, 2020

-1

355

Guest May 10, 2020

521

Simple angle problem

In a certain regular polygon, the measure of each interior angle is 12 times the measure of each exterior angle. Find the number of sides in this regular polygon.

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Guest May 10, 2020

501

help

What is angle x?

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Guest May 10, 2020

-1

629

+42

My sister needs help again

Question at https://tinyurl.com/ycdp9xzj

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Nerdo May 10, 2020

446

probability

Two numbers are chosen at random from the set {2, 3, 5, 7, 11, 13, 17, 19, 23, 29}. What is the probability that their sum is 24?

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Guest May 10, 2020

-1

836

+42

This is for my sister. Not me.

1) Use the vertical motion model h = -16t
2 + vt + s to answer the question.
A juggler throws a ball from an initial height of 4 feet with a velocity of 30 feet per second. If the
juggler misses the ball, after how many seconds does it read more ..

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Nerdo May 10, 2020

462

probability

You roll three fair dice. What is the probability that the sum of the rolls is 12?

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Guest May 10, 2020

445

help

In the following array, every row and column has the same sum:

1 D 11
8 D B read more ..

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Guest May 10, 2020

557

+179

https://web2.0calc.com/questions/may-u-help-pls

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TheGreatestOofman May 10, 2020

611

+179

Sorry for all the questions lately, I have to prepare! -_-

I think this is a trig function.

Let be a real number such that the five numbers , , , , and are all nonpositive. What is the smallest possible positive value of ?

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TheGreatestOofman May 10, 2020

692

+210

i made a discovery!

my 8 year old brother told me that 6 divided by 6 is .... wait for it, .....6!

off-topic

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TacoBell May 10, 2020

608

please help

ABCD is a unit square. E is the midpoint of CD. What is the radius of the incircle?

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Guest May 10, 2020

728

+210

how i feel

Very true fact

off-topic

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TacoBell May 10, 2020

+11

646

+773

please help me understand this question

um, so can anyone help me on this problem: A sports conference has 14 teams in two divisions of 7. How many games are in a complete season for the conference if each team must play every other team in its own division twice and every team in the other read more ..

whymenotsmart May 10, 2020

667

+179

pls help

Pls answer (Melody, CPhill, you too!):
https://web2.0calc.com/questions/may-u-help-pls

helpp

There are girls and boys in a chess club. The club holds a round-robin tournament in which every player plays against every other player exactly once.
What fraction of the games are boy-versus-boy? Enter your answer as a fraction in simplified form. read more ..

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Guest May 10, 2020

531

A Sequence

This question was posted on May 8, 2020 but was not answered. I'm just curious to see how to solve such an enormously big number? Here is the question re - posted:
A sequence is defined by a_0 = 1, a_1 = 2, and a_n = (a_{n - 2})(a_{n - 1}) for all read more ..

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Guest May 10, 2020

All Questions ⁺⁰237826 Questions

precalc

How would I solve this equation?

please help me with these question. i am stuck and don't know what to do :(

Reflection Question(hey that ryhmes)

NEED ACTUAL ANSWER

Diagonals to find the number of sides, please explain

Simple angle problem

help

My sister needs help again

probability

This is for my sister. Not me.

probability

help

https://web2.0calc.com/questions/may-u-help-pls

Sorry for all the questions lately, I have to prepare! -_-

i made a discovery!

please help

how i feel

please help me understand this question

pls help

helpp

A Sequence

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