# Posts by Laila

Total # Posts: 118

**math**

consider the pattern: 2=1x2; 6=2x3; 12=3x4; 20=4x5;......; 110=kx(k+1), ...., write down the 8th line in the pattern

**math**

A sphere circumscribe a cube of side 4 cm. Find the radius and surface area of the sphere

**La**

Haha

**algebra pleeeease help **

Which solid has one base that is a triangle and three lateral surfaces that are triangles? (1 point) triangular pyramid triangular prism rectangular prism rectangular pyramid 2. Sarah needs to cover the lateral area and the base on top of the cylinder. A blue cylinder is ...

**English please help**

all correct thank you so much^^^^

**Math**

2x-7 x-6 ---- - --- = 0 4. 7 Find x?

**Maths**

Jack has scored 94 points in the last six basketball games. If he earns two points per basket, how many baskets at all must he shoot in the next six games for her average points per game to be 16?

**pre algebra PLZZZ help**

Because its easier....??

**pre algebra PLZZZ help**

Why do you have to use estimation to find the number of triangles you need for the string?

**Math**

Two consecutive numbers add to -11. What is their product?

**Science**

So I have an 89% in my science class and we took a test worth 15 points. I only got 8 correct which is an F. I have 2 A's, a B, and a D as the other grades in the grade book. How will this F affect my grade? I need it to stay a B

**brain teaser**

A girl has exactly enough money to buy 3 sweaters and 2 skirts, or to buy 3 skirts and no sweaters. How many sweaters can she buy is she buys only one skirt

**Math**

Pamela can run 100 meters in 12.5 seconds and Josalin can run 150 meters in 20 seconds. If they both ran a 400 meter race at this rate, how many meters ahead would Pamela cross the finish line before Josalin?

**Science**

an input I think

**math**

How many centimetres in X metres Y cm?

**Math**

find the height of a triangle with the area=110ft2 and base 10 ft? 5.5ft 22ft 550ft 11ft•• Correct me plz

**Art**

According to egyptian mythology horus son Kebehsenuef fit who has the head of a hawk. what characteristic might make Kebehsenuef fit for the job of watching a dead mummy vital organs? A. A kind and caring heart B. The keen eyes of a bird of pray •• C. Ingenuity D. A ...

**Art**

Which trait is not symbolized by chinese dragons? A. Wisdom B. Benevolence C. Evil •• D. Adaptability I not sure but my best answer is c

**Art**

I copied and pasted from another one and I checked if that how it was written and it was was exactly like this!!

**Art**

Lions

**Art**

Which statement is the best comparison of the symbolism behind Chinese in the Egyptians and lions? A) both Egyptian and Chinese lines represent royalty B) Chinese lines represent fear while Egyptian lions are symbolic of prosperity C) Chinese and Egyptian lions both represent ...

**lang art**

Someone plz tell me

**lang art**

What's was the language arts answers

**Math**

Plz tell us

**Math**

someone plz tell me the answer i need it bad someone help

**Science**

A car is traveling at 65 km/hr. The brakes are applied and the car stops in 3 seconds. How far does it travel? Write down the given, unknown, formula, solution, and the final answer.

**Math**

From 102nd floorˏ an observer spot his car at an angle depression of 5 degree.If the observer is 1250 feet high; how far is his car from him?

**Spanish**

This is not correct, it's d, I just took the quiz trust me

**math**

whats three to the third power

**math**

my homework saids express each phrase as a rate and and unit rate round to the nearest hundredth. 120 miles on 4 gallons of gas the ratio is 30 to 1 I have to write it in a rate and unit rate to the nearest hundredth.

**math**

When Cheryl goes mountain climbing, she rests 5 minutes every 15 minutes that she climbs.If Cheryl combined time is 2 hours, how many minutes does she rest? P.S I don't want the answer i just need to know the operation to solve this problem

**chemistry**

15.3 mol

**Chem**

The oxygen is a nucleophilic group

**CHEMISTRY**

10-9 or 10-5 bobpursely

**Chemistry**

1.293 mol/L

**chemistry**

599,9 mL

**Chemistry**

I think it is an error. Usually we have to get CO2 instead of C as it is a combustion reaction and in theory it is an exothermic reaction

**Science**

We are having a debate in Science class. We are each given two questions to debate each other. 1. The Climate is mainly influenced the by the sun? 2. The earth has been warmer in the past?

**AP US History**

Actually its his letter to the queen and king of Spain 1494

**AP US History**

Is columbus letter reliable(Reliability)? why or why not?What is the point of view?

**AP Calc. AB**

Thanks both of you!!!

**Acc. PreCalculus**

Sorry i meant to say six sided dice

**Acc. PreCalculus**

1.A boy has 5 vests and 3 jackets. How many outfits can he wear if he wears both a vest and a jacket?How many outfits can he wear if he wears either a vest or a jacket? 2.If you roll two sided dice what is the probability of getting a 9? What is the probability of getting a ...

**PreCalculus**

Sorry it's actually equal to 1 not 0

**PreCalculus**

y^2/25-x^2/9=0 What is the polar equation that is equivalent to the rectangular equation?

**Chemistry**

The voltage generated by the zinc concentration cell described by, Zn(s)|Zn2 (aq, 0.100 M)||Zn2 (aq, ? M)|Zn(s) is 21.0 mV at 25 °C. Calculate the concentration of the Zn2 (aq) ion at the cathode.

**Pre-calc**

2x^2 - 12x - 3y^2 - 24y +60 = 0

**social studies**

how was the south carolina constitution of 1868 different from earlier versions?

**science**

0.072 right

**Physic A Level**

A lift cable which is 50m long ,is made from high tensile steel of Young Modulus 2.0x 10^11 Pa. the cable is made from 100 wires each of radius 2.0mm . Calculate the extra extension in the cable when 10 passengers pile into the lift ,the total mass of the passenger is 500kg .

**Math help**

what number 2

**science help!!!**

I am with connections to and those answers are correct 1.C 2.D 3.D 4.B 5.C

**physical**

A bicycle and its rider together has a mass of 95 kg. What power output of the rider is required to maintain a constant speed of 4.8 m/s (about 10.7 mph) up a 5.0% grade (a road that rises 5.0 m for every 100 m along the pavement)? Assume that frictional losses of energy are ...

**maths**

the solution set for the following 1.X3+x2-6x-10=0 2.2x2-4x-4=0 3.x4-x3-4x2+x+1=0

**physics**

a ball is thrown at a vertical velocity to an angle of 30 degree above the horizontal and rises to a maximum height of 50 meters.if the angle is tripled find the maximum height and the horizontal range of a projectile for the same intial velocity

**Organic chemistry plz help me out (thanks)**

1) a) What is the normail boiling point (760 mm Hg) for a compound that boils at 150 degree celsius at 10 mm Hg pressure? b) At which temperature would the compund in (a) boil if the pressure were 40 mm Hg? c) A compound was distilled at atmospheric pressure and had a boiling ...

**Science**

Yes the answers are b and c :)

**Science**

Yes the answers are b and c :)

**Health**

Ms.Sue can u please answer my question.

**Health**

I need to interview an adult about how health care changed in their lifetime. I don't have anyone to interview so can someone that is an adult can you please tell me how health care have changed. Medical Advances Changes in Cost Changes in the relationship with health care...

**Physics**

Thank you :)

**Physics**

What is the momentum of a wavelength= 0.015nm X-ray photon? p= in kg*m/s Please help I am confused. Thank you.

**Physics**

Photons of energy 12eV are incident on a metal. It is found that current flows from the metal until a stopping potential of 8.0V is applied. If the wavelength of the incident photons is doubled, what is the maximum kinetic energy of the ejected electrons? What is KEmax in eV. ...

**Physics Please COULD SOMEONE HELP ME ASAP PLZ**

When an object is placed 55.0cm from a certain converging lens, it forms a real image. When the object is moved to 45.0cm from the lens, the image moves 6.00 cm farther from the lens. Find the focal length of this lens? Please someone help me out I tried so many times i keep ...

**PHYSICS PLEASE SOMEONE HELP ME OUT**

When an object is placed 55.0cm from a certain converging lens, it forms a real image. When the object is moved to 45.0cm from the lens, the image moves 6.00 cm farther from the lens. Find the focal length of this lens? Please someone help me out I tried so many times i keep ...

**PHYSICS PLEASE HELP ASAP**

When an object is placed 55.0cm from a certain converging lens, it forms a real image. When the object is moved to 45.0cm from the lens, the image moves 6.00 cm farther from the lens. Find the focal length of this lens? Please someone help me out I tried so many times i keep ...

**PHYSICS PLEASE HELP ASAP**

I found this equation 5380di^2+600di+33000=0 and when i solve i got an imaginary number I had a hard time solving it so could you please help me out

**PHYSICS PLEASE HELP ASAP**

When an object is placed 55.0cm from a certain converging lens, it forms a real image. When the object is moved to 45.0cm from the lens, the image moves 6.00 cm farther from the lens. Find the focal length of this lens? Please someone help me out I tried so many times i keep ...

**pre calculus**

for the given function f and g, find the specified value of the function. State the domain: f(x)=2x-5; g(x)=7x-9 a. (f-g)(x)= b.(f/g)(x)= I need help!

**math pre calculus**

find the following for the function f(x)=(x+5)^2(x-2)^2 a.find the x and y intercepts, b.find the power function that the graph ressembles for large values of x c.determine the maximum number of turning points on the graph of f d.determine the behavior of the graph of f near ...

**math**

3/8

**math**

1because I said 1&7

**chemistry HELP plz!**

Thanks!

**chemistry HELP plz!**

The species __________ contains 16 neutrons. a. 16O b. 31P c. 34S2- d. 80Br- e. 36Cl

**ELA**

We have to write a paper about seashells,sunglasses,and sunscreen My cousins and I went to the beach last summer and we brought things top lay with there like our beach ball and water guns then we put on our suncreen and sunglasses before going in the water.We played games in ...

**calculus**

3x^2+x+2=0

**calculus**

find a square root of -7-24i

**health**

I'm doing a health project on family. My question is how does your dad support you? I need ideas thank you

**help for homework**

can you correct that for me pleas? Have you ever sat in a classroom and observed the conversational styles of the students? Nowadays many people flying to another language because several reasons such as study , business, or even Tourism. However, When they travel to face ...

**algebra**

A poll estimates that 43% of likely voters are in favor of additional restrictions on teenage drivers. The poll has a margin of error of plus or minus 4%. Write and solve an absolute value equation to find the minimum and maximum percent of voters that actually support the ...

**math**

A poll estimates that 43% of likely voters are in favor of additional restrictions on teenage drivers. The poll has a margin of error of plus or minus 4%. Write and solve an absolute value equation to find the minimum and maximum percent of voters that actually support the ...

**psychology**

Tranquilizing drugs that inhibit sympathetic nervous system activity often effectively reduce people's subjective experience of intense fear and anxiety. Use one of the major theories of emotion to account for the emotionreducing effects of such tranquilizers. Which theory...

**math**

PLEASE HELP ME. 1/5 of bees flew to a cherry tree, 1/3 flew to a clover tree, and 3 times the difference of these 2 numbers buzzed over to a stand of heather. 3 flew around the hive circling and protecting the bee community. The question is, how many bees were there altogether?

**division**

uirt

**physics**

You are the technical consultant for an action-adventure film in which a stunt calls for the hero to drop off a 18-m-tall building and land on the ground safely at a final vertical speed of 5 m/s. At the edge of the building's roof, there is a 100-kg drum that is wound ...

**physics**

A flywheel with a diameter of 1 m is initially at rest. Its angular acceleration versus time is graphed in the figure. (a) What is the angular separation between the initial position of a fixed point on the rim of the flywheel and the point's position 8 s after the wheel ...

**physics**

A ball of mass m = 0.2 kg is attached to a (massless) string of length L = 3 m and is undergoing circular motion in the horizontal plane, as shown in the figure. What should the speed of the mass be for θ to be 46°? What is the tension in the string?

**physics**

Two instruments are playing musical note "A" (440 Hz). A beatnote with a frequency of 2.5 Hz is heard. Assuming that one instrument is playing the correct pitch, what is the frequency of the pitch played by the second instrument?

**Math**

Forty-two hundredths

**Chemistry**

Explain the important conditions when you crystallize a solid by crystallization.

**Biology**

Explain why would there be more white blood cells found in a person's body who is infected by salmonella bacteria rather than a healthy person?

**Physics**

The 2500 kg cable car shown in the figure below descends a 200 m high hill. In addition to its brakes, the cable car controls its speed by pulling an 1200 kg counterweight up the other side of the hill. The rolling friction of both the cable car and the counterweight are ...

**English-Their Eyes Were Watching God**

Why do you think Starks puts the street lamp on a showcase for a week and then throws a big celebration for its lighting ceremony?

**ChemISTRY (WEBWORK)**

A student measures the potential for cells containing A+B+and C+ ions and their metals and records his data in the table below: ............. Overall Reaction ................Potential (V) Cell#1'''''''A(s) A+(aq) B+(aq) B(s)'''''...

**Physics**

Suppose a charge q is placed at point x = 0, y = 0. A second charge q is placed at point x = 6.2 m, y = 0. What charge Q must be placed at the point x = 3.1 m, y = 0 in order that the field at the point x = 3.1 m, y = 4.2 m be zero?

**Physics**

A certain capacitor stores 360 J of energy when it holds 9.1 10-2 C of charge. (a) What is the capacitance of this capacitor? µC (b) What is the potential difference across the plates? V

**Physics**

Two metal spheres are separated by a distance of 1.1 cm and a power supply maintains a constant potential difference of 710 V between them. The spheres are brought closer to each other until a spark flies between them. If the dielectric strength of dry air is 3.0 106 V/m, what...

**math pre-ALG**

how to write 72,700 in word form

**Physics**

Is the total charge 3.0 x 10^-6 C?

**Physics**

How many electrons make up a charge of -30.0 ìC?