All Questions +0 237826 Questions

The circles and intersect in two points, say and . Find the slope of line segment .

Thanks!

Guest Mar 22, 2020

755

Help!!! Geometry

ElectricPavlov ●●●●●●

Guest Mar 22, 2020

688

Pls help

A regular dodecagon $P_1 P_2 P_3 \dotsb P_{12}$ is inscribed in a circle with radius $1.$ Compute
\[(P_1 P_2)^2 + (P_1 P_3)^2 + \dots + (P_{11} P_{12})^2.\](The sum includes all terms of the form $(P_i P_j)^2,$ where $1 \le i < j \le 12.$)
<read more ..

(Please ignore the scribbles on right.)

I was relatively sure it was D, since all we know is BQ=QP but not that DQ=QC or anything. read more ..

Guest Mar 22, 2020

970

+1253

Triangle Area Geometry

To the nearest tenth of a radian, determine possible values of θ in the domain -2π ≤ θ ≤ 2π where cot θ = 3/5.

By taking the tangent ratio (tan θ = 5/3) and inversing it, I get 1.0 radians on my calculator read more ..

CoolStuffYT Mar 22, 2020

714

Determining the possible values for θ?

ElectricPavlov ●

Guest Mar 22, 2020

655

help please

Liam is setting chairs for meeting he arranges chairs in 5 rows of the same length he has 3 chairs left over if he arranges the chairs in 3 rows of the same lengh he has 21 left over how many chairs does Liam have

CPhill ●●

Guest Mar 22, 2020

2166

Geometry Questions

1) Five of the six interior angles of a hexagon have measures 111◦ , 122◦ , 133◦ , 144◦ , and 155◦ . What is the measure of the unknown interior angle?

2) The length of a diagonal of a square is 3 √ 2. What is the area of read more ..

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Guest Mar 22, 2020

533

help

Points A, B, C, and T are in a space such taht each of TA, TB, and TC is perpendicular to the other two. If TA = TB = 12 and TC = 6, then what is the distance from T to face ABC

Guest Mar 22, 2020

444

deleted

If you rotate a sheet of paper by 180 degrees, digits 0, 1, and 8 do not change; 6 becomes a 9; 9 becomes a 6; while other digits lose their meaning. Count all the 7-digit numbers that do not change upon rotation by 180 degrees.

Guest Mar 22, 2020

693

help

is 1 over 1/3 = 3 or 1/3?

Guest Mar 22, 2020

701

help with fractions

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Guest Mar 22, 2020

678

+13

Please Help with all of these if you can!

1) Consider the following Markov chain with 52!≈8×10^67 states. The states are the possible orderings of a standard 52-card deck. To run one step of the chain, pick 2 different cards from the deck, with all pairs equally likely, and swap the 2 cards. Is read more ..

garfield Mar 22, 2020

1473

help

A waitress sold 12 ribeye steak dinners and 30 grilled salmon dinners, totaling $557.59 on a particular day. Another day she sold 21 ribeye steak dinners and 10 grilled salmon dinners, totaling $582.75 . How much did each type of dinner cost? read more ..

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Guest Mar 22, 2020

407

Please help with vectors

Find the distance between Q = (3, -7, -1) and the line through A = (1, 1, 2) and B = (2, 3, 4).

Guest Mar 22, 2020

-1

1042

+2096

What???

There is a bug going around.... let me explain it.

When I logout to do something and then log back in, it always says that one question that a Guest posted is mine. Why???? Can the admins of this solve this problem? For example, if read more ..

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CalTheGreat Mar 22, 2020

643

complex operations help

https://prnt.sc/rknawl

A total of 12 players consisting 6 male and 6 female badminton players are attending a training camp

During a morning activity of the camp, these 12 players have to randomly group into six pairs
of two players each.
During an read more ..

Guest Mar 22, 2020

617

help please

Guest Mar 22, 2020

836

+179

pls help

If is a real number and has two distinct real roots, then what are the possible values of ? Express your answer in interval notation.

I've done a lot of quadratic arithmetic before, but I am stuck on read more ..

A bag contains 7 white balls and 4 black balls. 4 balls are taken from the bag. Does it matter if the balls are taken 1 at a time or all 4 are "grabbed" all at once? Count how many ways there are at least 3 white balls.

I don't think read more ..

TheGreatestOofman Mar 22, 2020

813

+78

Help with Math Question

Help please.
https://free-picload.com/image/qqdV6m

Frooglie Mar 22, 2020

426

Very stuck at this question :(

Guest Mar 22, 2020

990

+614

triangles and more

1.
In right triangle ABC , angle CABis a right angle. Point M is the midpoint of BC . What is the number of centimeters in the length of median AM? Express your answer as a decimal to the nearest tenth.
read more ..

How does 3(3)^2 + 3(3) + 12 equal 48?

xxJenny1213xx Mar 22, 2020

825

3(3)^2 + 3(3) + 12 = 48?

using powers of 2, for finding the number of 64-bit words that can be held in a main memory of size 2 TiB.

Guest Mar 22, 2020

2501

+16

maths computer question

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Rob93old Mar 22, 2020

859

Let where and are relatively prime positive integers. Find

How many odd five-digit counting numbers can be formed by choosing digits from the set [1,2,3,4,5,6,7] if digits can be repeated?

Guest Mar 22, 2020

-1

1169

+2096

Help