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Post New Question
All Questions
+0
230591 Questions
-1
557
1
+981
Let ABCD be a trapezoid with bases BC and AD. In this trapezoid, angle DBA = 105, angle ABD = 43, and angle BCD = 141. Find angle CBD, in
Let ABCD be a trapezoid with bases BC and AD. In this trapezoid, angle DBA = 105, angle ABD = 43, and angle BCD = 141. Find angle CBD, in degrees.
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qwertyzz
Jul 28, 2020
+2
555
2
+185
please help!
Find all values of x such that
Please explain with your answer if you can, and say why all your values are the only values that satisfy the inequality. Thank you!
read more ..
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Otterstar
Jul 28, 2020
-1
292
0
geometry
The sides of a triangle are 3, 4, and 5. What is the distance between the incenter and circumcenter of the triangle?
Guest
Jul 28, 2020
0
831
2
If $f(x)=x^3+3x^2+3x+1$, find $f(f^{-1}(2010))$.
If , find .
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Guest
Jul 28, 2020
0
351
1
Please Help
I have 8 pieces of strawberry candy (all identical) and 7 pieces of rhubarb candy (all identical). Find the number of ways I can distribute this candy to 4 children.
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Guest
Jul 28, 2020
0
557
1
confused
A 10 ft ladder is propped up against a building at an angle of 39°. How far up the wall does the ladder go?
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Guest
Jul 28, 2020
0
506
1
HALP
An equilateral triangle is divided into 16 congruent equilateral triangles, half of which are shaded, and point P lies at a vertex as shown. If a random line passing through point P is drawn, what is the probability that the line divides the total shaded
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Guest
Jul 28, 2020
0
416
1
quadratic
Find the quadratic with integer coefficients whose roots are
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Guest
Jul 28, 2020
0
1233
1
Help, I'm not sure how to solve this problem!!!!
The figure below consists of four semicircles and the 16-cm diameter of the largest semicircle. What is the total number of square cm in the area of the two shaded regions? Use 3.14 as an approximation for $\pi$, and express your answer as a decimal to
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Guest
Jul 28, 2020
0
494
2
please help me with this
Solve for x.
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Guest
Jul 28, 2020
0
796
1
help with geometry
Circle O is centered at the point of origin with point P = (3 , 4) lying on it. The red line l : 3x + 4y - 7 = 0 intersects the circle at points A and B, as shown. What is the area of quadrilateral AOBP?
read more ..
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Guest
Jul 28, 2020
0
407
0
+981
Please help
https://web2.0calc.com/questions/thanks-for-an-help Please help
qwertyzz
Jul 28, 2020
0
437
1
help!
If $f(x) = 2x^5 - x^4 + x^2 - 3$, and $g(x)$ is a polynomial such that the degree of $f(x) + g(x)$ is 3, then what is the degree of $g(x)$?
off-topic
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Guest
Jul 28, 2020
+1
550
2
+256
Please Help Soon! PLZ PLZ PLZ! Thank you!
In how many ways can you put seven marbles in different colors into four jars? Note that the jars may be empty.
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MathWizPro
Jul 28, 2020
0
409
1
speed question
Train passes the first 110 miles in 3 hours, and the next 240 miles at the rate of 60 mph. What was the average speed of the train for the entire trip?
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Guest
Jul 28, 2020
0
439
1
Confused
Write in the form ,where A, B, C, and D are integers with greatest common divisor of 1.
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Guest
Jul 28, 2020
0
461
1
Please Help Me Ill Will Do Anything!
The value of the expression\[(2^{1004}+5^{1005})^2-(2^{1004}-5^{1005})^2\]is $k\cdot10^{1004}$ for some positive integer $k$. What is $k$?
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Guest
Jul 28, 2020
0
563
1
math homework
A section of a railway has a slope of approximately 0.45. In this section, a vertical change of 1 unit corresponds to a horizontal change of what length? Round your answer to the nearest hundredth. x = 1.50 units
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Guest
Jul 28, 2020
0
624
1
how to count
I don't know where to start.
In how many different ways can you make exactly $0.75 using only nickels, dimes, and quarters, if you must have at least one of each coin?
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Guest
Jul 28, 2020
0
483
1
algebra
If then find
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Guest
Jul 28, 2020
0
363
1
HELP ASAPP - SERIOUS
If find .
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Guest
Jul 28, 2020
0
399
1
please help
Solve this system. Show all your steps.
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Guest
Jul 28, 2020
0
386
1
please help with this
like literally pls i need help pls
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Guest
Jul 28, 2020
+3
464
1
+165
Help please!
Let A = (6,2), and let B be the reflection of A over the line y = x/2 + 5. Find the coordinates of B.
This question is due very soon so it would be appreciated if you could help!
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viola
Jul 28, 2020
0
495
1
+212
please help
A box has a total surface area of 100. The length of the box is equal to twice its width, as well as equal to 3 less than its height. What is the height of the box?
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Filliqq
Jul 28, 2020
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