All Questions

643

Need Some Help

What is the value of θ for the acute angle in a right triangle?

sin(θ)=cos(73°)

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Guest Mar 19, 2018

677

+956

Help

I'm a bit confused with this one

Julius Mar 19, 2018

968

+1378

In-depth answers would be greatly appreciated!

The diagonals of a trapezoid are perpendicular and have lengths 8 and 10. Find the length of the median of the trapezoid.

Thanks everyone!

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AnonymousConfusedGuy Mar 19, 2018

4419

Geometry Special Right Triangles help (ASAP)

I'm trying so hard to understand this, but I am currently failing geometry just because of this unit. I tried looking up information, writing notes, everything. Hopefully someone can help me ASAP. Please and thank you for all your help.
read more ..

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Guest Mar 19, 2018

653

Need Some Help

What is the value of x in the triangle?
Round your final answer to the nearest hundredth.

read more ..

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Guest Mar 19, 2018

642

Need help

8 div 2 1/2?

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Guest Mar 19, 2018

3454

I need help :(

In how many ways can 8 people sit around a round table if Pierre and Thomas want to sit together, but Rosa doesn't want to sit next to either of them? (Treat rotations as not distinct but reflections as distinct.)

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Guest Mar 19, 2018

740

+956

Confused

A bit confused here

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Julius Mar 19, 2018

1059

+13

trick question

you are in a brick room with no doors or windows nothing except for a saw and a table how do you escape

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pickels Mar 19, 2018

710

Tangents to Circles

What is the value of n?

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Guest Mar 19, 2018

8609

+746

Math Riddle

A farmer is trying to cross a river. He is taking with him a rabbit, carrots and a fox, and he has a small raft. He can only bring 1 item a time across the river because his raft can only fit either the rabbit, the carrots or the fox. How does he cross read more ..

off-topic

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ilovepuppies1880 Mar 19, 2018

-1

648

Trevor's score

On a science test, 2 points are deducted from a total of 100 points for each question answered incorrectly. Trevor scored an 84 on the test. The equation 100 – 2x = 84, where x represents the number of questions answered incorrectly, represents read more ..

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Guest Mar 19, 2018

695

Help needed with the coordinates of points of intersection!

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Guest Mar 19, 2018

739

Help needed

The waterjet's form that spews up from the nozzle is drawn as the parabola. The formula is h= -0,9a^2 + 2,7a.

A. 2,30 metres right of read more ..

heureka ●

Guest Mar 19, 2018

714

How to do this simplification?

((a+b)^n)/(b^n) = (1+a/b)^n

hectictar ●

Guest Mar 19, 2018

706

Graph questions

Graph A: y= x^2+4x
Graph B: y= 5
Graph C: y= 2x read more ..

hectictar ●

Guest Mar 19, 2018

1062

Math help needed :)

This is the the triangle ABC
AS=x cm
BS= x cm read more ..

hectictar ●

Guest Mar 19, 2018

758

Factorize the right side of the equations

Thank you for helping me if you do so!

hectictar ●

Guest Mar 19, 2018

942

+1246

Please give me the answer by THURSDAY! THX!

A cube is painted red on all six sides, then cut into 125 smaller congruent cubes.
A small cube is selected at random and rolled. What is the probability that it has a red side facing up?

hectictar ●

Lightning Mar 19, 2018

1112

+251

Solving differential equations

a. Derive an ODE (in standard form) for the current at the voltage source.

B. Solve the ODE from question 1, given read more ..

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vest4R Mar 19, 2018

Mar 18, 2018

2410

+4623

Please help!

A right pyramid has a square base with area 288 square cm. Its peak is 15 cm from each of the other vertices. What is the volume of the pyramid, in cubic centimeters?

hectictar ●●

tertre Mar 18, 2018

839

in a chemistry class 14 liters of a 12% alcohol solution.

in a chemistry class 14 liters of a 12% alcohol solution must be mixed with a 20% solution to geta 13% solution how many liters of the 20% solution are needed? .....please help, not sure how to set up

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kmnicole Mar 18, 2018

845

help

3 questions
https://web2.0calc.com/questions/we-define-a-function-f-x-such-that-f-11-34-and-if
and
Find the domain of (Express your answer using interval notation.) read more ..

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Guest Mar 18, 2018

812

whattt

In rectangle ABCD, P is the center point of DC. Q is a moving point on AB (doesn't overlap with A or B). If the length of AQ is x and the sum of QM and QN is y, choose the graph below that best describes the relationship between x and y. read more ..

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ooojustwhy Mar 18, 2018

All Questions ⁺⁰237826 Questions

Need Some Help

Help

In-depth answers would be greatly appreciated!

Geometry Special Right Triangles help (ASAP)

Need Some Help

Need help

I need help :(

Confused

trick question

Tangents to Circles

Math Riddle

Trevor's score

Help needed with the coordinates of points of intersection!

Help needed

How to do this simplification?

Graph questions

Math help needed :)

Factorize the right side of the equations

Please give me the answer by THURSDAY! THX!

Solving differential equations

Please help!

in a chemistry class 14 liters of a 12% alcohol solution.

help

whattt

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