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Post New Question
All Questions
+0
231295 Questions
0
461
1
geometry
In triangle ABC, angle C = 90 degrees and angle CAB = 45 degrees. Point D is inside the triangle such that angle CAD = 30 degrees, angle ADB = 150 degrees, and AD = 2. What is BC?
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Guest
May 25, 2020
0
587
0
+148
Vector a is expressed in magnitude and direction form as a⃗=⟨√26,140∘⟩ .
Vector a is expressed in magnitude and direction form as a⃗=⟨√26,140∘⟩ .
What is the component form a⃗ ?
Enter your answer, rounded to the nearest hundredth
imbadatmath12
May 25, 2020
0
413
0
p and q are complex numbers such that |p|=7√3 and |p+q|=12√2.
p and q are complex numbers such that |p|=7√3 and |p+q|=12√2.
On what interval must |q| fall on?
[12√2−7√3,∞)
[12√2+7√3,∞)
read more ..
Guest
May 25, 2020
0
880
1
Convert r= 5/3sinθ−cosθ to rectangular form.
Convert r= 5/3sinθ−cosθ to rectangular form.
Enter your answer in slope-intercept form. Enter values so that fractions are simplified
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Guest
May 25, 2020
0
461
1
algebra
3nw² + 12x - -nw² – -2x +3x
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Guest
May 25, 2020
0
1761
1
Convert the rectangular coordinates (4√3,−4) to polar form. Let r>0 and 0≤θ<2π.
Convert the rectangular coordinates (4√3,−4) to polar form. Let r>0 and 0≤θ<2π.
Enter coordinates as simplifed fractions or radicals in simplest form
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Guest
May 25, 2020
0
466
1
algebra
The sum of an inifnite geometric series is 10. The first term and ratio are equal. What is the first term?
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Guest
May 25, 2020
0
628
2
+10
Help me!
How many 10-digit numbers are there, such that the sum of the digits is divisible by 2?
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Meepadoodle
May 25, 2020
0
1027
1
please help!
If 2004 is split after the third digit into a three-digit integer and a one-digit integer, then the two integers, 200 and 4, have a common factor greater than one. The years 2005 and 2006 each have this same property, too. What is the first odd-numbered
read more ..
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Guest
May 25, 2020
0
799
1
help
If a certain negative number is multiplied by six, the result is the same as 20 less than the original number. What is the value of the original number?
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Guest
May 25, 2020
0
459
2
repost sry
Here's the link to the original poster's post: https://web2.0calc.com/questions/few-geo-questions-please-help
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Guest
May 25, 2020
0
366
1
probability
Five balls are numbered 1 through 5 and placed in a bowl. Josh will randomly choose a ball from the bowl, look at its number and then put it back into the bowl. Then Josh will again randomly choose a ball from the bowl and look at its number. What is the
read more ..
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Guest
May 25, 2020
0
334
1
help please
A stock loses 10% of its value on Monday. On Tuesday it loses another 20% of its value. What is overall percentage of the stock over the two days?
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Guest
May 25, 2020
0
368
1
help
Let be the line parameterized by
Find the equation of the plane that contains line as well as the point (1,2,3).
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Guest
May 25, 2020
0
328
0
help
Ten unit cubes are glued together. How many square units are in the surface area of the resulting solid?
Guest
May 25, 2020
0
330
0
help
https://web2.0calc.com/questions/help_75459
Guest
May 25, 2020
0
404
1
help
Let be the angle between the planes -x-2y+3z=7 and 2x+4y+6z=-9. Find cos
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Guest
May 25, 2020
0
405
1
stuck on this
If one quart of paint is exactly enough for two coats of paint on a 9-foot by 10-foot wall, how many quarts of paint are needed to apply one coat of paint to a 10-foot by 12-foot wall?
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Guest
May 25, 2020
+2
518
2
+283
Geometry Question
Can someone please help me?
Two regular pentagons and a regular decagon, all with the same side length, can completely surround a point.
A square, a regular pentagon, and a regular n-gon, all with the same side length, also completely
read more ..
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Caffeine
May 25, 2020
0
311
0
please help
The quadratic 8x^2 + 3kx + 3k + 2 has equal roots. What are the possible values of k?
Guest
May 25, 2020
0
779
2
HELP PLEASE! :)
Let find if the graph of is continuous (which means the graph can be drawn without lifting your pencil from the paper).
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Guest
May 25, 2020
0
424
1
if 2/3 of q equals 14, then q=
if 2/3 of q equals 14, then q=
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Guest
May 25, 2020
0
470
1
+177
Please help
How many pairs of positive integers satisfy ?
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TheGreatestOofman
May 25, 2020
0
331
0
help
Four balls are drawn from a bag containing six white balls and four black balls. Find the probability that two white balls and two black balls are drawn.
Guest
May 25, 2020
0
411
0
question
Eight hot dogs and seven hot dog rolls cost $\$13.60$. Seven hot dogs and eight hot dog rolls cost $\$13.40$. How much, in dollars, does a hot dog and a hot dog roll cost combined?
Guest
May 25, 2020
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