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All Questions
+0
237665 Questions
0
645
1
help
In triangle ABC, angle C = 90 degrees, angle A = 30 degrees, and D is the foot of the altitude from C to hypotenuse AB. What is the ratio of the area of triangle BDC to the area of triangle ADC?
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Guest
May 24, 2020
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603
0
+42
Two way table and probability
I'm confused about how to solve the first problem and to set up this table. I would really appreciate your help.
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matthewicee
May 24, 2020
0
1079
1
help
The four partners in a business decide to split the profits of their company in the ratio 2:3:3:5. If the profit one year is $26,000 what is the largest number of dollars received by any of the four partners?
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Guest
May 24, 2020
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629
1
i dont get it please help geo :(
The sides of triangle are and A semicircle is inscribed in triangle so that its diameter lies on , and is tangent to the other two sides. Find the area of the semicircle.
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Guest
May 24, 2020
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1056
1
help
What is the least integer whose square is 48 more than its double?
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Guest
May 24, 2020
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702
1
help
Using only the digits 7, 8, 9, how many positive seven-digit integers can be made that are palindromes?
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Guest
May 24, 2020
0
644
3
please help me with a few geometry questions :(
I need help with a few questions, so I would greatly appreciate it if you could take the time to help me.
1. Find the length , to two decimal places.
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Guest
May 24, 2020
0
704
1
help
Suppose 2a − 3b = –23. Given that a and b are consecutive integers, and a < b, what is the value of a?
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Guest
May 24, 2020
0
535
1
help
How many integers n are there such that is also an integer?
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Guest
May 24, 2020
0
546
1
help
Solve
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Guest
May 24, 2020
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382
0
Please help!
https://web2.0calc.com/questions/help_35416
Guest
May 24, 2020
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401
0
PLEASE HELP!
https://web2.0calc.com/questions/please-help_42220
Guest
May 24, 2020
+1
587
1
algebra
Simplify sqrt(4 - 2*sqrt(3)) + sqrt(7 - 4*sqrt(3)).
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Guest
May 24, 2020
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570
2
help please
Solve the equation sqrt(5x - 1) = sqrt(x) + 1.
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Guest
May 24, 2020
0
504
1
help
James has a collection of 20 miniature cars and trucks. Cars make up 40% of the collection. If James adds only cars to his collection, how many cars must he add to make the collection 75% cars?
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Guest
May 24, 2020
-1
646
3
Could you guys guide me on this problem?
Thanks!
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Guest
May 24, 2020
0
631
1
+4
halp
Find all integers n such that the quadratic 7x^2 + nx -11 can be expressed as the product of two linear factors with integer coefficients.
The one that CPhill answered (srry CPhill) was wrong because the last three were incorrect.
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PickleBotHead
May 24, 2020
0
555
1
help
A line passes through the points (7,4) and (6,3). What is the x-intercept?
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Guest
May 24, 2020
0
643
1
. How many possible outfits can Dustin wear?
Dustin has five hats, five shirts, five pairs of pants, and five pairs of shoes; he has one of each in blue, green, gray, silver, and gold (his five favorite colors). Dustin is picky about what he wears: he insists on his shoes being the same color as at
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Guest
May 24, 2020
0
416
1
help please
How many positive integers less than or equal to 1000 are divisible by 2, 5, or 10?
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Guest
May 24, 2020
0
512
1
please help
If x + y = sqrt(31) and x - y = sqrt(21), then find xy.
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Guest
May 24, 2020
0
447
1
help
In triangl ABC, BC = 3, AC = 4, and AB = 5. The angle bisector of angle ACB intersects AB at D. Find CD.
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Guest
May 24, 2020
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