# Posts by Rihanna

Total # Posts: 31

science
Torque due to action-reaction force is zero?

math

work like a scientist
1.A 2.B 3.C 4.D 5.C

math
a pit is dug in the shape of a cuboid with dimensions 10m*8m*3m. the earth taken out is spread evenly on a rectangular plot of land with dimensions 40m*30m. what is the increase in the level of the plot.

•To ; Ms sue or other math helpers
thank you so much once again :)

•To ; Ms sue or other math helpers
oh um can you help me on b please

•To ; Ms sue or other math helpers
My answers are at the bootom, please check them at a restaurant the menu included the following choices: coffee..... \$3.50 soup of the day....... \$5.95 garden salad..... \$6.95 catch of the day.... market value cheesecake...... \$7.75 a.) sheeyin and kaitlyn each order coffee, ...

To ; Ms sue or other math helpers
ok thank you so much :)

To ; Ms sue or other math helpers
so the answer for a is 6w-4 and for b its (2w-2)*w or do i need to find the actual answer cause i don't know how to get it

To ; Ms sue or other math helpers
A rectangular pool has a length 2m shorter than twice its width. a.) write an expression to determine the pool's perimeter. What is it's perimeter? b.) write an expression to determine the surface area of the pool. What is the surface area?

Math 1 tiny question
I posted this question a couple days ago and I also got help but I have one more question , so is the final answer to the question below: 30 downloads would make site A a better deal. No more than 30 and no less or is it equal to 30 and more or equal to 30 and less? What music...

I posted this before can someone please check my answers and help me thanks:) 2 rectangles have equal areas determine the area of each rectangle then use this info to determine the perimeter. rectangle one: length of 2p + 3 width of 3.8 after my work i got p= 1.5 so the area ...

2 rectangles have equal areas determine the area of each rectangle then use this info to determine the perimeter. rectangle one: length of 2p + 3 width of 3.8 after my work i got p= 1.5 so the area is 14.4 and the perimeter is 19.6 is it correct? rectangle 2 : length of 6-p ...

What music plan is a better deal? site A: \$29 per month plus .80 cents per download site B: \$17 per month plus \$1.19 per download write an equation and show how many downloads make site A a better deal. My answer:: .80x + 29 > 1.19x + 17 after all my other work i got x>...

Math
What music plan is a better deal? site A: \$29 per month plus .80 cents per download site B: \$17 per month plus \$1.19 per download write an equation and show how many downloads make site A a better deal.

Earth science
Earth’s troposphere, hydrosphere, and lithosphere contain relatively large amounts of which element?

equivalent fractions and the numberline
Idhddshifhfgfd

biology
please help me with these to questions! The trait that viruses share with living things is the ability to a. adapt. b. use food. c. respond. d. reproduce. and Some viruses cause the host cell to reproduce both itself and the virus. Groups of these cells become a. polio. b. ...

Biology
The trait that viruses share with living things is the ability to a. adapt. b. use food. c. respond. d. reproduce.

Biology
Some viruses cause the host cell to reproduce both itself and the virus. Groups of these cells become a. polio. b. tumors. c. mumps. d. rabies.

MATH *IMPORTANT
WHAT IS THE VALUE OF (4 TO THE THRIRD POWER) DIVIDED BY (2 TO THE SECOND POWER)? EXPRESS YOUR ANSWER IN THE FORM OF A(B SQUARED) WHERE A AND B ARE POSITIVE INTEGERS AND A HAS THE LEAST POSSIBLE VALUE.

nice chat LOSERS!

WAT 44th 4 and 8 and 40 ur all out of ur brain!:)at least i am not!

PHYSICS
How does the magnitude of the electrical force between two charged objects depend on the distance between the charges? I really frustrated right now, and I can't figure out the answer too this question. Help pleeease :)

algebra
The area of a rectangular athletic field is represented by the expression 16y^7+32y^5+80y^3 square meters. Write an algebraic expression to represent one possible set of dimensions (in the sense “length times width”) of the athletic field. Include correct units with ...

MaTh = Algebra = help
Oh so You have to multiply it by -2 because the first equation also uses -2 and you have to cancel them out that way right? So if its - and + that means you have to add the equations. If its - and - that means you have to subtract and if it's + and + that also means you ...

MaTh = Algebra = help
Solve this system of linear equaiton by an algebraic method. So If I had to solve this the elimination method way, how would I do it? x-2y = 10 3x-y = 0

Math
4.83

Algebra1A
\$2/5lb

Algebra1A
\$57 for 6 hours

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