# Posts by LILY

Total # Posts: 1,555

Elementary Math
What if we made a pattern by joining pentagons? If the length of each side of the pentagon is 1 unit, then what would be the perimeter of n pentagons joined together? Note: The perimeter is the distance around the outside of the figure.

Math
poo poo

Math

Math
30 plus 30

physics
I have for about an hour and a half and I am still not getting the right answer.

physics
a 10.0-g object moving to the right at 20.0 cm/s makes a elastic head-on collision with a 15-g object moving in the opposite direction at 30.0 cm/s find the velocity of each object after the collision.

math
Is x<z<y what you are looking for?

AP chemistry
If 25.0g of water are decomposed at RTP how would you find the volume of hydrogen gas produced?

math
i have a math competition next saturday can some please give me advice on how to study. some sites snd stuff i really need help for algebra thank you in advance

math
i have a math competition next saturday can some please give me advice on how to study. some sites snd stuff i really need help for algebra thank you in advance

math
thank you

math
i don't understand

math
in algebra if you have a problem like -2+2 will the answer be negative or positive? can you please explain why

1. what are coureur de bois? 2. what are mjssionary jobs? 3. what was louisiana named after? 4. if new amsterdam is now new york-then what is new nethrlands called today?

spanish
Thank you! I am going to pursue this!

spanish
"Mi abuela está en el hospital." "Qué lástima! ____" a. No vale la pena. b. ¿Qué te duele? c. No lo sabía. d. ¿Qué tienes? D? My teacher says A, but it doesn't make sense to me.

spanish
Thanks for checking this over!

spanish
She says the doctor is talking about parts of the leg.

spanish
"Doctor Pérez, me duele mucho la pierna. ¡Ay!" "Miguel, ¿te duele _____ ?" a. la derecha o la izquierda b. el derecho o el izquierda c. la morada o la rosada d. la quinta o la séptima A? My teacher says it is D. What do you think?

Math help
It has been found that 60 percent of homes subscribe to a cable service including the program "Cooking with Math". However, of these subscribers, 18 percent never watch "Cooking with Math", while 15 percent claim to watch it more than 5 times per week. Find...

english
Thank you!

english
The essayist's role is to a. study a subject from various points of view. b. put together a believable plot. c. present an accurate account of an event. d. ridicule those who disagree with his or her opinions. A?

Physics
There is a 1.2 m distance between a crest and an adjacent trough in a series of waves on the surface of a lake. In 30s, 35 crests pass a buoy anchored in the lake. What is the speed of these waves?

Physics
There is a 1.2 m distance between a crest and an adjacent trough in a series of waves on the surface of a lake. In 30s, 35 crests pass a buoy anchored in the lake. What is the speed of these waves?

Chemistry
describe how you would make a 2.5L of a .100M KCL solution from a 5.5M stock solution

biology
Thanks

biology
Which of the following is NOT a function of hormones? a. initiate behavior and reproduction b. coordinate the production and use of energy c. maintain nutrition and metabolism d. react to stimuli from outside the body B?

what are some features geographers can use to define a region?

biology
Thank you

biology
The brain stem is responsible for a. directing information in the brain and secreting hormones. b. regulating vital functions and memory. c. motor processing and regulating homeostatic functions. d. sensory processing and regulating balance. B?

biology
OK, thanks!

biology
When an impulse moves down the axon, a. sodium ions first rush out of the cell. b. a small part of the axon momentarily reverses its polarity. c. the resting potential of the cell does not change. d. potassium ions are pumped into the axon. B?

biology
Thank you, again

biology
The function of neurons is to a. maintain a difference in electrical charge across the cell membrane. b. have specific ions cross the membrane through ion channels. c. maintain a membrane potential with charged ions on either side of the cell membrane. d. all of the above D?

biology
Thanks

biology
The mouth, small intestine, and kidneys have functions that involve the a. digestion of food, synthesis of vitamins, and filtering of the blood. b. intake, digestion, absorption, and elimination of food and its wastes. c. secretion of bile, digestion of food, and reabsorption...

Pre-Algebra
Is this the equation I should use? How do I solve this? 30ft = L-6ft + L(2/3) + L

Pre-Algebra
I need to solve for the longest section = L

Pre-Algebra
30 ft pipe is broken in three pieces. The shortest piece is 6ft. shorter than the longest piece. The medium length piece is 2/3 the length of the longest

spanish
Thanks!

spanish
"¿Tienes que reciclar _____ en tu comunidad?" "Sí, lo tengo que reciclar." a. el cartón b. las latas c. las botellas de plástico d. los periódicos A?

spanish
Thank you! That was my last question for the course.

spanish
"¿Piensan ver ese programa de entrevistas más tarde?" "Sí,_____ después de las noticias." a. la pensamos ver b. pensamos verlo c. las piensan ver d. lo piensas ver C?

spanish
Thank you both!

spanish
"Quién hace tu cama?" "Pues, yo ____." a. no hago nada b. lo hago c. la hago d. me gusta hacer D?

30=12d Divide both sides by the co-efficient. 12/12 leaves you with d. 30/12 leaves you with 2.5 D=2.5 Check your work. 30= 12*2.5 12*2.5= 30 30=30

spanish
Thank you for the help!

spanish
How does this look as an invitation? la fecha:domingo, 14 de Agosto la hora:2:00, de la tarde el lugar:mi casa-157 parque avenida en Woodstock ¡Feliz cumpleaños, Calico! Doy la fiesta el cumpleaños para mi el gato. Traes tu gato. No elegante, prefiero ...

spanish
¡Muchas Gracias!

spanish
"Qué les dan Uds. a los gemelos para su cumpleaños?" "Generalmente ________ dinero." a. les damos b. les dan c. nos damos d. les doy D?

spanish
Thank you!

spanish
"Mamá, quiero saber qué me dan tú y papá." "Yo,____ unos aretes de México; el regalo de papá va a ser una sorpresa." a. te damos b. te doy c. me dan d. le dan B?

spanish
Thanks for the help!

spanish
"¿Qué me dices?" "____ que tengo razón." a. Os decimos b. Me dices c. Le dices d. Te digo D?

O.Chem
Only a substitution product is obtained when the compound 1-bromo-2,6-dimethylcyclohexane is treated with sodium methoxide. Draw the substitution product and explain why an elimination product is not obtained.

mathzzz
HELLPo

mathzzz
oh okdokey thanx wb 3*(7to the second power) sorry asking so many qs trying to see and use these samples as examples

mathzzz
what would the answer de if the problem waas like (-3)*10*(-7)=

mathzzz
t hehehe thx

mathzzz
umm i mean -27 and its 3*(-9) and if the signs are dif then its negitive ? isent that right?.... what did u get

mathzzz
3(-9) whats the answer would it be 28-

MATH HELP ME 1st
lily? we learned if the signs are the same then its positive

MATH HELP ME 1st
(-6) + (-4) = i think the answer is 10 or it could be -10

Chemistry
Write skeleton equations for these reactions. a. hydrogen iodide(g) --> hydrogen(g) + iodine(g) b. aluminum(s)+iodine(s)--> aluminum iodide(s) c. iron(II) oxide(s) + oxygen(g) --> iron(III) oxide(s)

Algebra
solve the equation by completing the square 3x^2-12x+1=0

MATH HELP ME 1st
that makes no sense are u a teacher

MATH HELP ME 1st
NO IT CANNOT BE IT HAS TO BE ONE LISTED ABOVE

MATH HELP ME 1st
multiplicative isent NOT A CHIOCE so is it disributiave

MATH HELP ME 1st
not the identity what property it multiple choice idintity communative distributive and associve

MATH HELP ME 1st
what property would 4*1=4 be

Algebra
Write the expression as a complex number in standard form. (2-3i)-(6-5i)

MATH HELP ME 1st
thanks anthony... what property would 4*1 =4 be.... oh and bobpursley we cant use wikki

MATH HELP ME 1st
5+0=5 tell which property i think it is assosciotive

Chemistry
Write skeleton equations for these reactions. a. butane(l) + oxygen (g) --> carbon dioxide(g) + water(l). b. aluminum carbonate(s)--> aluminum oxide(s) + carbon dioxide(g) c. silver nitrate(aq) + sodium sulfide(aq) --> silver sulfide(s) + sodium nitrate(aq) d. iron(s...

MATH HELP ME 1st
so its postitive 79 plus 11

MATH HELP ME 1st

MATH HELP ME 1st
find the mean. -46,-33,0,11

math

HELLLLPPPPP

math
the boiling point of water is 100 degrees celsias or 100 lttle zero c.what is this tempature in degrees fahrenheit?

calculus
Q1) find the derivative of cos(e^(x^4sin(x))) Q2) If d/dx (f(4x^5))=7x^2 calculate f'(x)=

biology
Thanks!

biology
Characteristics that give birds the energy they need to fly long distances are a. strong breast muscles and wings. b. aerodynamic feathers and lightweight bones. c. divided ventricle and air sacs in lungs. d. endothermic metabolism and fused bones. C?

Spanish
Add the number of writing implements. That number is 100%.

biology
Thank you!

biology
Which of the following are three common characteristics of echinoderms? a. tube feet, circulatory system, body symmetry b. marine-dwellers, endoskeletons, water-vascular system c. bilateral symmetry, ossicles, respiratory system d. mouths, protosomes, body symmetry B?

biology
Thank you!

biology
Which of the following is NOT true about the digestive system of annelids? a. It contains setae to move the food through the anus. b. It is similar to an open tube. c. It passes nutrients through the intestinal wall to the bloodstream. d. It stores soil in the crop and grinds...

english
HELPPPPPP MEEEEEEEE

english
sorry if that was rude i appreaticate your help.

english
i think the answer is duck and its and yes its all there

english
Write the nouns and pronouns used as adjectives and the noun each one modifies. 1 the wings of a duck are small for its body weight.

math
58

physics
IT DIDN'T WORK!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

physics
A mass m is attached to the end of a spring (constant k). The mass is given an initial displacement x0 from equilibrium, and an initial speed v0. Ignoring friction and the mass of the spring, use energy methods to find the following in terms of the given quantities. (Use x_0 ...

physics
IT DIDN'T WORK!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

physics
A 4.5 kg body moving in the +x direction at 5.5 m/s collides head-on with a 2.5 kg body moving in the -x direction at 4.0 m/s. Find the final velocity of each mass for each of the following situations.The collision is elastic. (4.5 kg mass) (2.5 kg mass)

english
thanks!

english
Need help with an assignment please.I am going to explain this to the class and I want to feel confident.Your help is appreciated. Its Allusion. I picked "Someone who perservers and never gives up." I have to identify what it means, and researh their story, the one ...

spanish
¡Muchos gracias! You were very helpful!

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