# Posts by raven

Total # Posts: 176

**Math**

Find the area of composite polygon shown below top 110cm. Angel side 50cm. Bottom 180cm. Side 140cm

**Chemistry**

Determine the hydroxide ion concentration in a solution that is 0.0027 M Ca(OH)2. Answer in units of M

**Chemistry**

Determine the hydronium ion concentration in a solution that is 0.00042M HCL Answer in units of M.

**Math**

How many 1 1/4 inches strips can be cut from s string that is 4 3/4 inches long? My answer is 3 3/4 strips but the choices don't have this answer The choice are 19/5 strips 3 4/5 4 strips 4 1/4 strips

**calculus**

x ln(3 + x) dx

**LA**

Actually nobody would be disappointed because we are aloud to look up things for quizez and quick checks...it only counts as cheating if you copy word for word or if you look up stuff for a test....

**Math**

The number of diagonals D I a polygon of n sides is given in the formula D=n(n-3)/2. Use the formula to find: A. The number of diagonals in a polygon with 9 sides. B. The number of sides of a polygon with 90 diafonals.

**math**

How do you find the function rule of x , and y, if you have both negative and positive integers.

**Science**

A piece of unknown metal with a mass of 68.6 grams is heated to an initial temperature of 100 Celsius and dropped into 42 grams of water with an initial temperature of 20 Celsius in a calorimeter the final temperature of the system is 52.1 Celsius the specific heat of the ...

**ELA PLEASE CHECK ANSWERS!**

Yeah I just sent them in and number 1 was distant.... 2. was right and number 3 was right too.

**ELA PLEASE CHECK ANSWERS!**

Oh so sorry Reed... The book is Walk Two Moons by Sharon Creech and I figured the answer to number 3. it is c...

**ELA PLEASE CHECK ANSWERS!**

1. which of the following words best characterizes the relationship shared by mr. and mrs. winterbottom? a. affectionate b. distant c. indulging (i picked this one) d. nit-picking 2. What is the most likely reason that Mr. Birkway is not upset with Phoebe regarding her ...

**Math! Please Check Answers!**

plzzzzzzzzzzzzzzzzzzzzzz help

**Math! Please Check Answers!**

Which one of the following sample spaces correctly lists all the possible outcomes for flipping a coin and rolling a number cube? Let head be H and tails be T. a. H-1, H-2, H-3, H-4, H-5 b. H-1, T-1,H-2,T-2,H-3,T-3,H-4,T-4,H-5,T-5 **** c. H-1,H-2, H-3, T-4, T-5 ***- I picked ...

**Geometry**

A piece of paper in the form of a sector of a circle of radius 15 cm is rolled into a cone. Calculate the volume of the cone if the angle of the sector is 240 degrees.

**Social Studies**

1. nurses (check out Clara Barton) that is the only one i know, and I feel sorry for your problem that you are in right now.

**Art**

Dasher, Dancer, Prancer, Vixen, Comet, Cupid, Donner, and Blitzen I also think Rudolph is in the group too... (proviided by Wikipedia)

**Physics**

need to be very smart or else.

**Science**

50 grams

**Science**

YAY THANK YOU Yolo!

**Math help!!!**

Thank you!!

**Math help!!!**

Hi, can someone please tell me how I would change 4/20 into a percent? Thank you :)

**Equations and Inequalities Unit Test**

A B C D C D C D A A B A A B A B A A A A B B B B. All correct, took the test and failed but hey got all the right answers amiright?

**Algebra 1**

Yep its d.

**P.E.**

A very active person uses a large amount of energy and therefore has a high A. temperature** B. cholesterol level C. fat diet D. metabolism

**College algebra**

Suppose that a sales person observes that if an item is priced at $3 per item then 11 items are sold. If 9 items are sold for $5 per item then find a liner equation to model the number y of items sold for x dollars per item. Find the slope intercept form of the equation of the...

**Algebra 2**

The base of an isosceles triangle is 1/4 as long as the two equal sides. Write the area of the triangle as a function of the length of the base.

**early childhood education**

24. What is the first step in planning an early childhood education environment? A. Deciding how the environment will reflect program goals and values B. Obtaining adequate liability insurance C. Planning how the environment will match children's interests, developmental ...

**Algebra**

Order from least to greatest: 2.1, 3/5, -0.7, 7/10

**Algebra**

Mr. Johnston needs a shelf to hold a set of textbooks, each 1 3/4 in. wide. How many books will fit on a shelf that is 35 in long?

**Physics**

A bicycler rider is traveling at 7m/s. During an 8s period, the bicycle rider then slows down with acceleration to a speed of 3 m/s. How far does the bicycle rider travel during the 8s? d=7m/s s=3m/s t=8s t x s = d/t x t d = s x t

**Social Studies**

I got an 100% too! Thanks Ms. Sue!

**Math 222**

I am starting to wonder why when I ask for help with my math problems, I get skipped over? This has happened to me a few times. I thought this site was to help those, but apparently not. I just need to know where to start, not the answers.

**Math 222**

How could I graph the two problems?

**Math 222**

Ok thank you so much Damon!!!

**Math 222**

I'm working with compound equalities and have no clue on where to start.

**Math 222**

Can someone please help me with these two problems? 1).12 < 12 + 4x < 0 2). 12 – x > 15 or 7x – 13 > 1

**Math 222**

Please check this to see if I am doing it correctly. g^2-6g-55/ g g=0 Because you can not divide by zero

**Math 222**

Hello Steve Why do you have to be so sarcastic to those who are seeking help? If you couldn't understand what I wrote, then how could you tell my math was ok?

**Math 222**

I need someone to check this to see if I am doing it correctly. k^3+k k^2+k-42 k(k^2+1) (k+7)(k+6) k=-7 k=6 (-0,-7)(-7,6) (6,0)

**soc. 120**

C and D

**ECE 203**

What is the purpose of Early Childhood Education?

**Math**

Which of the following is the measure of an acute angle? A. 180 degrees B. 135 degrees C. 90 degrees D. 28 degrees**** It's D right?

**Math**

Is it b?

**Math**

Each tub contains how many pickles? Write the equation.

**Science Ms. Sue?**

Yes I do agree with Steve

**science**

i neeDiscuss your opinion of the consequences of artificial selection and the advantages and disadvantages of using genetic information in society. Use facts from your research to support your opinion. Cite the sources for your facts. Also, discuss your answer to the Apply the...

**math 3**

a sample of restraunts in a city showed that the average cost of a glass of iced tea is $1.25 with a standard deviation of 7 cents. if a new restraunt charges a price for iced tea that has a z value of 1.25, then what is the teas actual cost

**pre algebra**

skylar is having a party ordered 6 pizzas sliced into 8 pieces for 12 kids what fraction of the pizza will each kid get?

**Algebra**

One base of trapezoid AGIE is four less than three times the other shorter base. The height of the trapezoid is one half of the shorter base. The area of the trapezoid is 210 square inches. Find the lengths of the bases and the height.

**Algebra**

I'm not really sure how I'm supposed to solve for n or d.

**Algebra**

When nine is added to both the numerator and the denominator of an original fraction, the new fraction equals six sevenths. When seven is subtracted from both the numerator and the denominator of the original fraction, a third fraction is two thirds. Find the original fraction...

**Algebra**

Thank you so much.

**Algebra**

The units digit of a two-digit number is two more than four times the tens digit. When the digits are reversed, the new number is thirteen more than three times the original number. What is the original number? Please use algebraic equations to justify your answer.

**Algebra**

Oh, well...do you think you'd be able to come up with any?

**Algebra**

What are the algebraic equations you used to find this answer?

**Algebra**

How did you get this answer (what are the steps involved)?

**Algebra**

The units digit of a two-digit number is two more than four times the tens digit. When the digits are reversed, the new number is thirteen more than three times the original number. What is the original number?

**Biology**

Okay Thanks again Ms. Sue. It has really helped me a lot!

**Biology**

Thanks Ms. Sue! But do yeast need metabolism? And does it have stimuli? And can it respond to changes? I'm still a bit confused..

**Biology**

I believe that yeast is living since yeast have cells, and can reproduce. But I'm not sure if yeast needs metabolism, has stimuli, and can adapt to changes. Please help

**Biology**

Is yeast living, nonliving, or dead? Explain why.

**history 11th grade**

Review what you know about American foreign policy between 1890–1920 and the debate over imperialism. You will need to know the following information in order to complete your dialogue: the countries that the United States occupied or acquired the reasons some Americans ...

**Calculus A 14**

Please Help.... A hard-boiled egg at 98℃ is placed in a sink of 18℃ water to cool. After 5 minutes, the eggs temperature is found to be 38° C. a) Find the value of P in Newton’s Law of Cooling. b) Find the value of the constant k rounded to nearest ...

**Calculus**

Find dy/dx implicitly in terms of x and y only for the following function; x+ 4xy=y^2

**chemistry**

Will tea bag contains caffeine? What is the bad effects if one drink too much tea bags everyday?

**Math**

31.04×300=

**Solve two way subtraction**

8593 -2748 == 5845

**Social Studies**

Which African climate zone is home to the savanna?

**physics**

A monkey of mass m climbs a rope slung over a light frictionless pulley.The opposite end of the rope is tied to a block of Mass M lying on a smooth horizontal plane.Find the acceleration of the block and tension in the rope in the following cases 1)the monkey moves up with an ...

**Chemistry**

10.0 mL of a 0.300M NH3 solution is titrated with a 0.100M HCl solution. Calculate the pH after the following additions of HCl. 0.00mL 10.00mL 30.00mL 40.00mL

**math**

solve: 6 < x + 4 less than or equal to 11

**chemistry**

Which of the following is not an example of a science? geology astronomy astrology ecology

**math**

1.45% of 8434 is what

**Physics**

Yes, it finally worked thank you so much.

**Math**

For the equation 2x 3 - 11x 2 + 12x + 9 = 0, the root 3 has a multiplicity of _____.

**Physics**

Betty Bodycheck (mB = 60.0 kg, vB = 22.0 km/h in the positive x-direction) and Sally Slasher (mS = 46.3 kg, vS = 28.0 km/h in the positive y-direction) are both racing to get to a hockey puck. Immediately after the collision, Betty is heading in a direction that is 76.0° ...

**Physics**

Ok Thanks a lot for your help

**Physics**

I'm just having trouble with coverting these into Kinetic Energy.

**Physics**

I found the velocity of the two girls. I found that Betty's velocity is 5.14 m/s and Sally's is 6.35 m/s. I'm just having with converting these into Kinetic Energy.

**Physics**

Betty Bodycheck (mB = 60.0 kg, vB = 22.0 km/h in the positive x-direction) and Sally Slasher (mS = 46.3 kg, vS = 28.0 km/h in the positive y-direction) are both racing to get to a hockey puck. Immediately after the collision, Betty is heading in a direction that is 76.0° ...

**physics**

What is their final Kinetic Energy?

**physics**

Betty Bodycheck (mB = 60.0 kg, vB = 22.0 km/h in the positive x-direction) and Sally Slasher (mS = 46.3 kg, vS = 28.0 km/h in the positive y-direction) are both racing to get to a hockey puck. Immediately after the collision, Betty is heading in a direction that is 76.0° ...

**Science**

(1)Suppose a lava flow was found between two sedimentary rock layers. How could you use the lava flow to learn about the ages of the sedimentary rock layers?

**math**

there are 100 apples in a bag and 43 are red and the rest are green, what percentage of the apples are green

**Science**

(1)A geologist was studying rocks in a mountain range. She found a layer of sedimentary rock that had formed in the ocean. Hypothesize how this could happen. My (Answer) Sedimentary rocks forms when sediments have been pressed or cemented together , or when minerals form from ...

**Geometry**

The pattern sequence and next two terms to 1, 1/4,1/9,1/16,1/25

**English**

Does this have paraelle structure Neither pesticides nor hormones are used in the production of organic foods.

**algerba**

Name the property of real numbers illustrated by the equation. -4(x + 3) = -4x - 12

**Finance**

Jason is interested in finding the breakeven point for a new pump it plans to produce. The price of the pump is $250 and the variable cost ratio is 50% of the price. Jason calculated that the fixed costs will be about $400,000. What is the breakeven point of operations?

**science**

if an object's density is _ than fluid density, the object will _ .

**math**

if 1inch=75 miles then how many miles dose 2.7 inches=

**Geometric Proofs**

You know it's almost 2017 already. You'd think that you'd get an actual answer from Tengo anos Cuarenta y uno or at least someone would answer Tengo anos Cuarenta y uno right.

**Physical Science**

If a force of 10 N is applied to a 4.5 kg object, then the object will accelerate at 2.22 m/s2? True or false

**Pre Calculas**

verify the following 1+1/csc^2x-1=sec^2x

**Pre Calculas**

how would you varify the following sinx+sinx cot^2x=cscx

**English**

The Miley Cyrus Song "The Climb is not only one of my favorite songs but....

**chemistryt**

75.1 mL

**precal 2**

find the standard form of the complex numbers 5/4 (cos 225degree + isin 225degree)

**precal 2**

use the law of cosines to solve the triangle a=55, c=72, b=25