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Post New Question
All Questions
+0
230627 Questions
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348
1
geometry help
What is the value of x?
ThatMathDude
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Guest
Mar 14, 2021
0
406
2
right triangle trig
Find the missing side round your answer to the nearest tenth
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Guest
Mar 14, 2021
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233
0
triangle question
Find the height of the triangle pictured above, if the area is 40.5
Guest
Mar 14, 2021
+2
557
4
Look at this desmos art I made :D
https://www.desmos.com/calculator/a9nmbt5dcn
it would help on how to color in places in desmos
off-topic
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Guest
Mar 14, 2021
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230
0
Is this even possible?
Describe how you can determine the sign (positive or negative) of the cosine, sine, and tangent of a particular angle without using technology (including your calculator).
Guest
Mar 14, 2021
0
225
0
trig
Find the missing side. Round your answer to the nearest tenth.
Guest
Mar 14, 2021
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612
1
triangle geometry
If Z is the incenter of triangle TUV, find angle ZTV.
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Guest
Mar 14, 2021
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392
1
algebra
The quadratic 2x^2 - 3x + 27 = -4 has two imaginary roots. What is the sum of the squares of these roots? Express your answer as a decimal rounded to the nearest hundredth.
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Guest
Mar 14, 2021
0
703
10
+88
Factoring polynomials
Factor .
I've gotten the factored version of the polynomial is -(a-b)(b-c)(c-a)(a+b+c), however I'm not really sure how to explain it. I know that we must begin with (a-b)(b-c)(c-a), but don't know where to go from there.
read more ..
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grs75
Mar 14, 2021
0
889
1
sum and product of roots
If (2x + 5)(x + 3) = 14, find the sum of the possible values of x.
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Guest
Mar 14, 2021
0
358
1
Suppose you have an 𝑛×𝑛 chess board and a king can attack all adjacent squares, but not the diagonals (i.e. attacks 55 squares including
Suppose you have an 𝑛×𝑛 chess board and a king can attack all adjacent squares, but not the diagonals (i.e. attacks 55 squares including itself). What is the least number of kings necessary to attack every single square and you don't
read more ..
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Guest
Mar 14, 2021
0
322
1
composite figure
Find the area of this composite figure
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Guest
Mar 14, 2021
0
267
0
geometry problem
1. In the diagram below, XP = 9 and PZ = 15. What is the length of YP?
Guest
Mar 14, 2021
0
406
1
analytic geometry
What is the equation of a line:
* perpendicular to the line y = 1/2*x - 7 and
* passing through the point (3,-4).
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Guest
Mar 14, 2021
0
366
1
analytic geometry
What is an equation of the line that passes through the point (-5,7) and is parallel to the line y = 5x + 7?
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Guest
Mar 14, 2021
0
661
2
right triangle trigonometry
In triangle XYZ, we have angle X = 90 and tan Z = 3. What is cos Z?
No picture given
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Guest
Mar 14, 2021
0
229
0
really need help
Please help with these 4 geometry questions!
7. In the diagram below, AD = 9, DC = 8, and BC = 15. Find AB.
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Guest
Mar 14, 2021
0
254
0
parallel lines
ABC, PQR and AND are straight lines.ABC is parallel to PQR.
Angle BAQ = 40°
Angle BQA = 90°
Work out the size of the angle marked x.
Give reasons for each stage of your working.​
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Guest
Mar 14, 2021
0
452
1
help statistics
If 99 people had a mean income of 18,500, how much is the mean income increased by the addition of a single income of $210,000?
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Guest
Mar 14, 2021
0
904
3
Help please!!
A piece of wire 72 cm long is cut into two equal pieces and each is formed into a circle. What is the sum, in square centimeters, of the areas of these circles?
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Guest
Mar 14, 2021
Mar 13, 2021
0
307
1
HELP URGENT NOW
Old MacDonald has 5 chickens, 4 donkeys, and 7 emus. How many ways can he pair up the animals so that every pair consists of animals of different species? (The order of the animals within each pair does not matter, and the order among the pairs does not
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Guest
Mar 13, 2021
0
388
2
helpp urgentt
How many 4-digit numbers are there where any two consecutive digits are different?
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Guest
Mar 13, 2021
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303
1
Please help me with this, this is hard for me.
PlJames has a certain amount of money. If he buys $3$ pens and $2$ pencils, he will have $\$2$ left over. If he buys $2$ pens and $3$ pencils, he will have $\$6$ left over. If Judith arrives with the same amount of money as James, together they can buy
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Guest
Mar 13, 2021
0
313
1
Please Help
Andy is two years more than three times Ben's age. If the difference between their ages is 12 years, how old is Ben?
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Guest
Mar 13, 2021
0
597
1
Find all x so that 8^(x^2)*4^x=2. Enter all the solutions, separated by commas.
Find all x so that 8^(x^2)*4^x=2. Enter all the solutions, separated by commas.
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Guest
Mar 13, 2021
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