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Post New Question
All Questions
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231301 Questions
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518
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plz help
In trapezoid ABCD the lengths of the bases AB and CD are 8 and 17 respectively. The legs of the trapezoid are extended beyond A and B to meet at point E. What is the ratio of the area of triangle EAB to the area of trapezoid ABCD?
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Guest
Feb 4, 2019
0
2151
2
help
We roll a fair 6-sided die 5 times. What is the probability that exactly 3 of the 5 rolls are either a 1 or a 2?
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Guest
Feb 4, 2019
0
806
1
+687
How do i work this?
Use the KE and GPE equations to solve for speed or height depending on the situation.
A 1,000-kg car has 50,000 joules of kinetic energy. What is its speed?
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hoiuu
Feb 4, 2019
0
1076
4
+687
check my work?
For each situation, you need to determine if the object has KE or GPE or both. Then find their values
A 20-kg child is tossed up into the air by her parent. The child is 2 meters off the ground traveling 5 m/s.
read more ..
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hoiuu
Feb 4, 2019
0
773
1
+687
check my work?
For each situation, you need to determine if the object has KE or GPE or both. Then find their values.
A 2-kg bowling ball rolls at a speed of 10 m/s on the ground.
Circle one: KE / GPE / both
read more ..
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hoiuu
Feb 4, 2019
0
455
2
Please help!
Here is a hard one from AoPS. I have given it my all, but need some fast help. Here it is:
Suppose that I have 6 different books, 2 of which are math books. In how many ways can I stack my books on a shelf if I do
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Guest
Feb 4, 2019
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225
0
Important Math Question!
What is 2+ 2?
Guest
Feb 4, 2019
0
862
1
+687
help
you need to determine if the object has KE or GPE or both. Then find their values.
A 2-kg bowling ball rolls at a speed of 5 m/s on the roof of the building that is 40 tall.
read more ..
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hoiuu
Feb 4, 2019
0
454
1
I'm confused.
What is the only difference between the properties of equality and the properties of inequality?
The properties on equality say that you can/must _____
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Guest
Feb 4, 2019
0
875
0
+687
math help?
The data shown in the table below represents the weight, in pounds, of a little girl, recorded each year on her birthday.
Age (in years) Weight (in pounds)
2 32
6 47
7 51 <#> 4 40 <#> 5 43 <#> 3 38 <#> 8 60 <#> 1 23 <#> Part A: Create a scatter plot
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hoiuu
Feb 4, 2019
0
2928
2
Given the equation 2x2 - 5x + 7 = 0. What is the discriminant?
Given the equation 2x2 - 5x + 7 = 0. What is the discriminant?
Describe the roots and explain your reasoning.
ElectricPavlov
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Guest
Feb 4, 2019
+1
656
1
+193
Algebra
Write the polynomial in factored form.
x3 − 3x2 − 10x
ElectricPavlov
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Littlegirlblue
Feb 4, 2019
0
996
1
Help
The cold-water faucet of a bath tub can fill the tub in 15 minutes. The drain, when opened, can empty the full tub in 20 minutes. Suppose the tub is empty and the faucet and drain are both opened at the same time. How long will it take to fill the tub?
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Guest
Feb 4, 2019
0
1396
3
+687
...help?
you need to determine if the object has KE or GPE or both. Then find their values. Be sure to include the correct units
A 2-kg bowling ball sits on top of a building that is 40 meters tall.
Circle one: KE / GPE / both
read more ..
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hoiuu
Feb 4, 2019
0
2070
3
help
An arithmetic sequence with first term 1 and common difference not equal to 0 has second, tenth, and thirty-fourth terms that form a geometric sequence.
What is the thirty-fourth term of the arithmetic sequence?
The fourth term
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Guest
Feb 4, 2019
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471
1
help
If two distinct members of the set are randomly selected and multiplied, what is the probability that the product is a multiple of 196? Express your answer as a common fraction.
ElectricPavlov
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Guest
Feb 4, 2019
0
410
1
9*-4/3
9*-4/3
ElectricPavlov
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Guest
Feb 4, 2019
0
430
1
HOW?
how do you soulve a missing number to make a negative number
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Guest
Feb 4, 2019
0
736
3
+22
How do i show this for cos(a+b)?
How do i show as this but instead for cos(a+b)?
read more ..
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gus42298
Feb 4, 2019
0
879
2
+296
a,b,c,d
abcd is a square. How many squares in the same plane have two or more vertices in the set {a,b,c,d} ?
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Darkside
Feb 4, 2019
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