Posts by grace
Total # Posts: 721

algebra
A rectangle and a square have equal areas. If the rectangle is 6 ft by 8 ft, how long is a side of the square? 
Math
Pamela is 10 years younger then Jiri. The sum of their ages is 68. What is Jiri's age? 
Statistics
I'm trying to figure out which type of factorial ANOVA test to use for this data. The data is from a hypothetical study looking at whether males or females are more likely to ask questions during a seminar where people give various presentations. The dependent variable is... 
Math?
There are clues and a fraction you have to figure out which: My denominator is 5 more than twice my numerator. I am equivalent to 1/3. What is my fraction?? 
Math Mysteries....
I need some help on some of these, finding which fraction it would be with clues. I answered some, but some I need help on: 1. My numerator is 6 less than my denominator I am equivalent to 3/4. My answer to number 1: 6/12 2. My denominator is 5 more than twice my numerator I ... 
Math
sorry 
Math
Mrs. Porter purchased 10 grapefruit and 20 plums. One grapefruit weighs the same as 3 plums. The weight of all 30 pieces of fruit is 175 ounces. The total weight of 2 grapefruits and 8 plums is (blank) ounces. Please help, fast! 
Math?
Thanks again 
Math?
Mrs. Porter purchased 10 grapefruit and 20 plums. One grapefruit weighs the same as 3 plums. The weight of all 30 pieces of fruit is 175 ounces. The total weight of 2 grapefruits and 8 plums is (blank) ounces. Please help. 
Math?
Thank You 
Math?
a ? b means (7a)*(3+b). Find c if 3 ? 1=5 ? c Please help. Ms.Sue possible to answer?? 
Science
Thanks, Ms.Sue 
Science
Help ASAP 
Science
1.If an animal is an ectotherm, It has? A. A skeleton on the outside of its body B. A skeleton on the inside of its body C. A body that regulates its own internal temperature D. A body that does not produce much internal heat 
Physics
Why is the study of infrasound and ultrasound important? 
6th math
math 
Maths
Thanks Scott. By inspection, the ans is quite obvious I think....something like this.. If x is 2 and y is 3, then 17 could be written as 8 + 9 2^3 + 3^2...I think is not a right approach though. 
Maths
x + y = 5 x^y + y^x = 17 Find x and y 
math
third degree with zeros of 2i,2+i and 2 and a leading coefficient of 4. Construct a polynomial function with stated properties 
Algebra HELP
How is the graph of the square root function similar to a parabola? How is it different? Why might they be related? 
Algebra HELP
How is multiplying radical expression similar to FOIL with binomials? 
Math NEED HELP URGENT
How is multiplying radical expression similar to FOIL with binomials? 
Math help
How is multiplying radical expression similar to FOIL with binomials? 
Algebra HELP
How is multiplying radical expression similar to FOIL with binomials? 
Algebra Help!!
How is adding and subtracting radicals the same as adding and subtracting polynomials? 
Help! Communication
HELP!!! effective verbal message formation is about being. 1) Supportive of others 2) Critical of the motives of others 3) informed about a decision process 4) intentional in one's learning. I think the answer is 2 but i'm not sure. 
Algebra help!!
How does rationalizing the denominator use the form of 1? 
Caculus
A ladder is 25 feet long and leaning against a vertical wall at 3 ft/sec. Suppose we wish to determine how fast the top of the ladder is sliding down the wall when the bottom is 15 ft from the wall Thank you! 
History
What was the importance of the inclusion of the bill of rights in the constitution? a.It limited the power and controls the government b.It guaranteed the protection of basic rights c.it improve U.S relations with the british monarchy d.it proposed a system of checks and ... 
Biochemistry
Calculate the ph of a 1L solution to wgich has been added 25ml of 10mM acetic acid and 25ml of 30mM sodium acetate 
Geography
Can anyone help me with this question: What is the time given to each longitude? I don't understand what it means. Please help! 
Government Help
I'm sorry you were just attacked for having being out of school for a personal reason haha if they're not your teacher it's none of their concern. Anyway, choice A is the correct choice suggesting tyranny over women. 
MATH
IF FENCING IS $12 A METRE HOW MUCH WILL A FENCE COST 
algebra
The ordered pairs (1, 81), (2, 100), (3, 121), (4, 144), and (5, 169) represent a function. What is a rule that represents this function? 
math
what amount was borrowed for which the amount of interest is $ 200 at the rate of 5% for 4 years. 
algebra
If Mr.Chiko earns N$ x in a week and spend N$ y, what part of his weekly salary did he save? 
math
Water is being poured into a conical cup that is 12cm tall. a) When the water in the cup is 9cm deep, what percentage of the cup is filled? b) When the cup is 75 percent filled, how deep is the water? 
Physics
Thank you so much! 
Physics
I just realized I messed up when I was calculating the time. After going back and fixing it, I got that d= about 7.1 m. So if this is correct, then yes the person will reach the pool. 
Physics
Oh yes, I do know that. I think I was just overthinking it because I saw the 'assume no air resistance', that always trips me up. I got d= 11.05 m 
Physics
So t= 2.21 s? I'm confused on if there is a specific formula I need to use or not? 
Physics
A person runs off a 10.0meter high balcony in a horizontal direction at 5.0 m/s. The swimming pool is at ground level 5.5 meters away from the edge of the balcony. Will the person reach the pool? Assume no air resistance. *I'm having trouble with this question. I've ... 
math
the illustration is a rectangular box sitting on the x and y plane and one of the corners is on (0,0,0). the far corner of the box is (3,6,4). 
math
The illustration at right shows a rectangular box, three of whose edges coincide with the coordinate axes, and one of whose vertices is (3, 6, 4). Give an equation for the plane containing the front face of the box. Do the same for the top and right faces. 
math
hi I reposted this question to see if I would get the answer the person who posted this one last time says that 9sqrt3 is wrong (and I check if they were right) do here is the question again Given: ?PQR, m?R = 90° m?PQR = 75° M ? PR (meaning that m in on segment PR) , ... 
Social
Why do you think such widespread discrimination was socially acceptable back then and is not today? 
Social
No. 
Social
I really don't know 
Social
Why western countries such as canada and britain favoured appeasing Hitler? Why did appeasement ultimately fail! 
Art:Please Help Me @Ms Sue
Thanks so much helpman I got 100% 
math
Given: ?PQR, m?R = 90° m?PQR = 75° M ? PR , MP = 18 m?MQR = 60° Find: RQ M is on segment PR 9sqrt3 is wrong(the system did not take it) 
MATH AGAIN
Given: ?ABC is isosceles m?ACB = 120° m?BMC = 60° CM = 12 Find: AB M is on line segment AB 
math
I MEANT AB SORRY 
math
Given: ?ABC is isosceles m?ACB = 120° m?BMC = 60° CM = 12 Find: AB M is on line segment PR 
math
Given: ?PQR, m?R = 90° m?PQR = 75° M ? PR , MP = 18 m?MQR = 60° Find: RQ 
math
on line segment PR 
math
One of the numbers increased by 10. How did the average of the two numbers change? 
math
HELP PLEASE!!!! 
math
Graph the equation y = 1 + 2 sin x. This curve crosses the xaxis in several places. Identify all the xintercepts with 0 < x < 360. 
math
Consider a billionsided regular polygon that is circumscribed around a circle of radius r; how are its area and perimeter related? 
math
ms. sue plz help 
math
On the sphere x^2+y^2+z^2 = 13^2, there are many great circles that intersect at (3, 4, 12). Find coordinates for the other point where these circles all intersect. 
Geography
Ms. Sue that does not help most people come on here for answers or for explanations that are easy to understand when you LINK THINGS THAT THEY HAVE PROBABLY ALREADY SEARCHED it does NOT help!!! 
Physics
Okay, I used Fc=mv^2/r and got 690.14 N. I used 83.6kg for m, 7574 for v, and 6,949,000 for r. Does that sound right? Thanks. 
Physics
Sputnik, the first artificial satellite to orbit the Earth, had a mass of 83.6kg and travelled at 7574 m/s. The radius of the earth is 6371 km and its mass is 5.972 x 10^24 kg. What gravitational force did Sputnik apply to the earth during this orbit? What I've got so far... 
Physics
I have already calculated the mass using volume multiplied by density and the resulting answer was incorrect. However, I just realised that I had forgotten to convert the mass from grams to kilograms. Thanks for your help. 
Physics
Hi, the following is a problem that concerns angular momentum: Modern hard drives spin very fast! The part that holds the data is a disk called the platter. Assume an aluminum platter that is 3.5in. in diameter, 1mm thick, and spinning at 5400 rpm. Treat the platter as a solid... 
Physics
Hi, I'm stuck with the following question: The acceleration due to gravity on Mars is only 3.75m/s^2. You would like to modify an antique grandfather clock so that it would still keep accurate time on Mars. If the length of the pendulum on Earth is l, what should the ... 
math
ok...I got b=0, a=5/24, c=19/24 is that right? 
math
oh sorry P=(1,1) 
math
There is a unique parabola that goes through the points P = ( 1, 1), Q = (1, 1), and R=(5,6) that can be described by y=ax^2 +bx+c. Find coefficients a, b, and c. 
Math
By letting x=5^y, show that the equation p5^y + 5^y = 5 can also be written as px^25x+1 = 0 
Mathematics
Solve the simultaneous equation: x^2 + y^2 = 13 and x + 3y = 3 
math
Without using a calculator, choose (a) the larger of cos 40 and cos 50; (b) the larger of sin 40 and sin 50. Be prepared to explain your reasoning. 
modern worl studies connexus
Guys the confusion is that most quizzes on connexus have some different questions for different students. All the quizzes do not have the same exact questions. If you really want the answers, you will have to look the questions up individually. 
Math
How many pieces 3/7 of a foot each can I make out of 7/2 feet of rope? 
Grammar
ITS SHE I GOT IT WRONG 
PLEASE HELP
Find the volume of a cone of height 8 centimeters and base radius 6 centimeters. This cone is sliced by a plane that is parallel to the base and 2 centimeters from it. Find the volumes of the two resulting solids. One is a cone, while the other is called a frustum. 
math
Sasha has 8 red apples. She has 3 fewer green apples than red apples. How many apples does she have? 13 apples 83=5 green 8+5=13 
riddle
Its new and old at the same time 
Science
The offspring will have black fur because BB Bb Bb bb because there is a 75% chance of getting black fur since on one is recessive. The answer is black fur. 
Honors English 9
What are examples of characterization in Antigone? This is a review question in a small packet that follows every book. I have no recollection of reading direct characterization and our books are taken at the end of each quiz. 
Chemistry
The specific heat of silver is 0.24 J/g*C. If 15.4 g of silver absorb 332 J heat, how much will the temperature of the silver increase? 
biology
There is a 25% of the offspring being red because... BB Bb Bb bb 
Physics
A cardboard box of unknown mass is sliding upon a mythical frictionless surface. The box has a velocity of 4.56 m/s when it encounters a bit of friction. After sliding 0.700m, the box has a velocity of 3.33 m/s. What is the coefficient of friction of the surface? Am I right to... 
physics
A. how long will it take for a 55.0 kg steel brick to fall 75 meters on earth. A. how far from the base will a 55.o kg steel brick to land,(horizontally) if it dropped a vertical distance of 75 meters on earth, and what is its velocity just before it hits the ground? 
Check my awnsThe true cost of fossil fuels  Quiz
Thank you so much if you need help!!!! 100% I am literally dancing right now!!!! : ) : ) : ) : ) .. U 
MATH
If the volume of a cylindrical block is equal to 800cm^3 prove that the total surface area is equal to 2(pi)x^2 + (1600)/x, where x cm is the radius of the base. hence obtain the value x which makes the surface area a minimum 
Math
Find the asymptote of (3)/(2x^(2)+3) 
Maths
Find the vertical asymptote of the following curve: (5x+3)/(e^(x)1) 
Physics
I’m retarded i don’t know how to do too 
Physics
A force F =(8.700 N)i +(?9.000 N)j F?=(8.700 N)i +(?9.000 N)j is exerted on a particle located at r=(?8.400 m)i +(7.700 m)j r?=(?8.400 m)i +(7.700 m)j. What is the torque on the particle about the origin? 
math
3n+7=4n12 4n3n=7+12 n=19 = 
Math
The first number is the price of 1 ounce of soda if 64 ounces cost $1.92 
algebra 1
Susie wants to have at least a 90 average for the year in her Algebra class. Her current test scores are 85, 100, 86, and 97. What does she need to score on her fifth test to have at least a 90 average? 
Chemistry
What is NaOH? 
Math
A sample of 120 bags of potatoes produced by a factory was found to have a mean weight of 2.47 kg and a standard deviation of 0.12 kg. Obtain a 95% confidence interval for the mean weight of all bags of potatoes produced by the factory. 
Physics
Movers are looking to lower a cabinet out of an open window to a mattress on the ground below. One end of a rope is tied to a 188 kg dresser, looped through a pulley, and the other end of the rope is tied to a cabinet. If the coefficient of kinetic friction between the dresser... 
Algebra
Tire pressure is directly proportional to temp on a temp scale where zero degrees is absolute zero. given that temp in degrees celcius and degrees Fahrenheit are related by the formula F=9/5C +32 and absolute zero is 273.15C, by what % does tire pressure decrease when the ... 
Mathematics
If we require a margin of error of x% for the sample size n, express n in terms of x.