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Post New Question
All Questions
+0
234927 Questions
0
636
2
please help
Circle A has radius 5, and Circle B has radius 2. If CD = 12 and is a common tangent, what is AB?
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Guest
Jul 13, 2020
0
977
1
+161
How many distinct license plate “numbers” can be created that consist of two letters followed by four digits?
How many distinct license plate “numbers” can be created that consist of two letters followed by four digits?
Nvm. I get it
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tigernathan
Jul 13, 2020
0
1017
2
The number 121 is a palindrome, because it reads the same backwards as forward. How many integer palindromes are between 100 and 500?
The number 121 is a palindrome, because it reads the same backwards as forward. How many integer palindromes are between 100 and 500?
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Guest
Jul 13, 2020
0
776
3
+161
How many positive four-digit even numbers can be written without using any of the digits 0, 1, 2, 3 or 4?
How many positive four-digit even numbers can be written without using any of the digits 0, 1, 2, 3 or 4?
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tigernathan
Jul 13, 2020
0
379
1
geometry
Find the measure of the remote exterior angle.
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Guest
Jul 13, 2020
0
601
3
+980
I give up on latex ;-; Screenshots here we go
read more ..
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qwertyzz
Jul 13, 2020
0
461
1
number theory problem
We call a proper divisor of a positive integer as a positive divisor other than itself. For example, the divisors of 8 are 1, 2, 4, 8, the first three of these numbers are the proper divisors of 8.
Find all positive integers
read more ..
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Guest
Jul 13, 2020
0
483
1
i need help
Please help me
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Guest
Jul 13, 2020
+1
632
3
+161
Hi, may I have help?
Hi, this just came up to my mind.
Question: What celsius and fahrenheit temperature are the same?
I know the answer is -40, but how? That's my question
Any ideas? Thanks so much!
read more ..
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tigernathan
Jul 13, 2020
0
441
1
need help
Find the area of the irregular figure.
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Guest
Jul 13, 2020
-1
769
5
+174
This is too confsing
What is the smallest positive integer n such that
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Forumofweb2.0cal
Jul 13, 2020
0
738
3
+174
I don't understand this problem
If and , then what is the remainder when is divided by 20?
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Forumofweb2.0cal
Jul 13, 2020
0
756
3
+174
Welpp
Let n be a positive integer. If , what is the remainder when a is divided by 9?
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Forumofweb2.0cal
Jul 13, 2020
0
580
1
+174
Helppp
When we say that Ray is climbing up the stairs M at a time, we mean that he starts on the floor (step 0) then jumps to step m and then to 2m and so on until the number of steps to the top is less than m. Ray climbs up a flight of stairs of n steps
read more ..
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Forumofweb2.0cal
Jul 13, 2020
0
549
8
quadratic formula
Use the Quadratic Formula to solve y=3x^2+9x-13
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Guest
Jul 13, 2020
0
518
1
+865
help please
Suppose that a and b are positive real numbers, and let if , what is a+b?
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AnimalMaster
Jul 13, 2020
0
595
4
very confused with this
Find angle D.
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Guest
Jul 13, 2020
-1
640
5
+980
Can someone please help me?
https://web2.0calc.com/questions/please-help_33590
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qwertyzz
Jul 13, 2020
0
443
2
help with system
Solve the system
y = x + 4
3y = -2x + 2
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Guest
Jul 13, 2020
0
354
0
geometry
In the figure, ∠ABE = ECD and ∠EBD = ∠ACE . If ∠BAC=80∘ and ∠BEC=100∘ then, what is the value of obtuse ∠BDC
read more ..
Guest
Jul 13, 2020
0
2890
2
+93
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. Wh
A box has a total surface area of The length of the box is equal to twice its width, as well as equal to less than its height. What is the height of the box?
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stuckonmyproblem
Jul 13, 2020
0
718
1
coordinates
If A = (-5,4), B = (0,3), F = (-2,1), find the area of triangle ABF.
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Guest
Jul 13, 2020
-1
476
0
+980
I really need help on this problem asap
https://web2.0calc.com/questions/help-please_68356
qwertyzz
Jul 13, 2020
0
364
1
digit problem
Find the four-digit number satisfying the equation:
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Guest
Jul 13, 2020
0
491
1
Porfavor me pueden respondes está pregunta de ecuacion lineal
(3c + 5)-4c
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Guest
Jul 13, 2020
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