Most popular questions

What are the ratios for sin A and cos A? The diagram is not drawn to scale. Triangle Description- AB = 29 AC = 20 BC - 21 A. sin A = 20/29, cos A = 21/29 B. sin A = 21/29, cos A = 20/21 C. sin A = 21/29, cos A = 20/29****? D. sin A = 21/20, cos A = 20/21

asked by Battia Anne on June 7, 2016

1. The ordered pairs (1, 1), (2, 8), (3, 27), (4, 64), and (5,125) represent a function. What is a rule that represents this function? Y = x Y = 4x Y = x^2 Y = x^3 I don't know how to solve this please help!

asked by Charlotte on November 7, 2013

2. A teacher asks her class of 22 students, “What is your age?” Their responses are shown below. 19, 19, 14, 14, 16, 19, 19, 16, 16, 15, 17, 16, 17, 16, 15, 14, 15, 15, 17, 14, 16, 15 Find the mean, median, and mode for the data. If necessary, round to

asked by Delilah on March 25, 2013

Write a ratio for the situation in three ways, comparing the first quantity to the second quantity. A zoo has 17 monkeys and 12 chimpanzees. (1 point) 12 to 17, 12:17, twelve over seventeen17 to 12, 17:12, 17 over 1217 to 22, 17:22, 17 over 1217 to 12,

asked by ruben on December 14, 2015

Which hill described in the table is the steepest? Explain. Street|Horizontal distance|vertical rise Dixie |80 |40 hill | Bell |80 |20 hill | | Liberty|80 |60 hill | | A)Bell Hill;it rises 1 foot for every 4 feet of horizontal travel. B)Dixie Hill; it

asked by UMACBLACKBELT on June 2, 2015

8.)The data in the table illustrate a linear function. x |-3| 0| 3|6| y |-5|-3|-1|1| A.) -3/2 B.)-2/3 C.)2/3 D.)3/2

asked by aye on March 27, 2018

these questions are for practice, they don't count as points, but i don't understand how to solve them.. can someone please explain them to me?? which function rule represents the data in the table below? input|1| 2| 3| 4|5 output|9|15|21|27|33 A)y=4+5x

asked by UMACBLACKBELT on June 2, 2015

Which hill described in the table is the steepest and why? Street. Horizontal distance vertical (ft). Rise of Street (ft) Dixie hill. 100. 60 Bell hill. 100. 50 Liberty hill 100. 20 A. Dixie hill; it rises 5 feet for every 3 feet of horizontal travel. B.

asked by AG Girl on May 8, 2015

What type or graph does not show the number of times a response was given? A. Box_and _whisker plot B. Line plot C. Stem and leaf plot D. Bar graph Is the answer A?

asked by Anonymous on March 19, 2015

7. In the expression –7x – 5x2 + 5, what is the coefficient of x? 7 5 –5 –7 8. Write the expression using a single exponent. 2^2 • 2^8 4^10 2^10 4^16 2^16 9. Write the expression using scientific notation. (2.5 • 104)(4 • 103) 10 • 10^7 10

asked by Delilah on May 6, 2013

the amount of revenue brought in by states from motor vehicle licenses increased at a relatively constant rate of 499.79 million dollars per year from 1990 to 2000. In 2000, the states brought in 15,099 million dollars in revenue from motor vehicle

asked by Taylor on November 18, 2013

Sue Stitch buys a sewing machine. The price, including tax, is \$575.00. She finances the sewing machine over 24 months after making a \$25 down payment. The true annual interest rate is 15%. What are Sue's monthly payments (principal plus interest)? To the

asked by Anonymous on June 17, 2015

Gabriella wants to tile a room with an area of 320 square feet. The width of the room is 4/5 its length. What are the length and width of the room?

asked by Anonymous on February 19, 2016

Which cannot describe a system of linear equations? no solution exactly two solutions infinite solutions exactly one solution I thought it was A or D but someone else is telling me it is B...no I'm confused...I thought it was 2 or more solutions

asked by Deborah on November 23, 2012

Determine which function has the greater rate of change in questions 1−3 1. x y ------- -1 0 0 1 1 2 2 3 (1 point) The rates of change are equal. The graph has a greater rate of change.*** The table has a greater rate of change. none of the above 2. y =

asked by Linda on April 9, 2015

Show that one and only one out of n,n+4,n+8,n+12,n+16 is divisible by 5,where n is any positive integer. A two digit number is obtained by either multiplying the sum of the digits by 8 and then subtracting 5 or by multiplying the differences of the digits

asked by Abhishek kumar sahi on August 4, 2011

Semester A Unit 4 Lesson 5: Cool Crafts Portfolio Template Choose a room you would like to decorate: _My bedroom________________________________ Measure the length of one wall in inches: _ 12 feet: 144 inches__________________________ 2. Choose a size of

asked by Anonymous on November 2, 2015

1. Solve for x. 4(x - b) = x b = 4/3x b = 3/4x x = 4/3b x = 3/4b 2. Solve for y, then find the value of y when given x = 2. 6x = 7 - 4y -12 7/4 19/4 24 I need help solving these. Can you please explain how to solve these problems?

asked by Charlotte on October 2, 2013

Carol Byrd gets a student rate of \$30.00 a month. There is a \$250 deductible; but no coinsurance payment. She recently received treatment for a covered condition. The bill was \$2,300.00. Carol's insurance company provided payment of 80% of the bill less

asked by Anonymous on June 17, 2015

1. The ordered pairs (0, 1), (1, 4), (2, 16), (3, 64), and (4, 256) represent a function. What is a rule that represents this function? y = 4^x y = 4x y = x^4 y = x + 4 2. Consider the relationship between the height of a tree and time. Time would be

asked by Charlotte on November 22, 2013

Find the digit that makes _1,258 divisible by 9? List all the factors of the number 30? Find the prime factorization of the number 168?

asked by bler on December 15, 2016

Use the permutation formula to determine the number of outcomes : 7P4 840 35 28•• 2,520 Use the permutation formula to determine the number of outcomes: 10^P2 20 90 100•• 720

asked by Helppp on April 12, 2019

1. Which set of numbers represents a Pythagorean triple? 6, 9, 12 7, 10, 12 16, 18, 25 27, 36, 45 ** 2. If the lengths of the legs in a right triangle are 7 and 8, what is the approximate length of the hypotenuse? 1.4 3.8 5.4 10.6 ** 3. Which set

asked by Pueblo on November 28, 2016

One night the King couldn't sleep, so he went down into the Royal kitchen, where he found a bowl full of mangoes. Being hungry, he took 1/6 of the mangoes. Later that same night, the Queen was hungry and couldn't sleep. She, too, found the mangoes and took

1.-3f^2+4f-3+8f^2+7f+1 a.5f^2-11f+2 b.11f^2+11f+2*** c.5f^2+11f-2 d.-5f+3f-2 2.3x^2+5X-5X^2-4X-2 a.-8x^2-9x+3 b.2x^2+x+3 c.-2x^2-9x+3 d.-2x^2+x+3*** 3.(8x-2y)+(3x-4y) a.11x+8y*** b.4x-y c.11x-6y d.5x+2y 4.(y+3d)-(-9y+7d) a.-10y+4d b.-8y+10d c.8y-6d***

asked by Connexus on May 10, 2016

Polluted water from a factory flows into a pond. The concentration of pollutant, c, in the pond at time t minutes is modelled by the equation c(t)=8-8000(1/1000+2t) where c is measured in kg/m3. When will the concentration of pollutant in the pond reach 6

asked by FUNCTIONS on July 10, 2013

19. Mr. Green teaches band, choir, and math. This year, he has 57 students that take at least one of his classes. He teaches band to 25 students. There are 48 students who take either band or choir or both. There are 9 students who take both math and choir

asked by Delilah on March 26, 2013

You complain that the hot tub in your hotel suite is not enough. The hotel tells they will increase the temperature by 10% each hour. If the current temperature of the hot tub is 75 degrees Fahrenheit, what will be the temperature of the hot tub after

asked by Seth on April 17, 2013

Can somebody please help explain what I'm supposed to do? "Maya's school held an aluminum collection program in which they collected aluminum and brought it to be recycled. In the first week, Maya collected 4/20 lb of aluminum and her friend Abigail

asked by min yoonghy on February 1, 2018

The distance a spring stretches varies directly with the force applied to it. If a 7-pound weight stretches a spring a distance of 24.5 inches, how far will the spring stretch if a 12-pound weight is applied?

asked by erika on January 12, 2016

1. (9m + 6) + (–5m – 6) 4m + 12 14m + 12 14m – 12 4m 2. (3r^2 + 7r + 1) + (4r^2 – 8r – 2) 7r2 + 15r – 1 7r2 – r – 1 7r2 – 15r – 3 –r2 – r – 1 3. (6h + 1) – (9h + 4) –3h – 3 15h – 5 –3h + 3 –3h + 5 4. (–7w^2 – 2w

asked by Delilah on May 5, 2013

I know I asked this question but i didnt get a answer.I really need help, thank you so so much credit card (Credit Card A) charges 18% compounded monthly. The second credit card (Credit Card B) charges 18% compounded semi-annually. The third credit card

asked by yeet my horse to the old town road on April 19, 2019

Solve the following system of equations using substitution. What is the value of y? 2x + 3y = 105 x + 2y = 65 A.15 B.25 C.40 D.65 I think it is B??

asked by Deborah on November 24, 2012

An oil refinery is located on the north bank of a straight river that is 2 km wide. A pipeline is to be constructed from the refinery to storage tanks located on the south bank of the river 6 km east of the refinery. The cost of laying pipe is \$400,000 per

asked by Calculus on October 28, 2010

write a ratio and percent for the shaded area

asked by Faith Fussell on February 9, 2017

Prove this identity using the product-to-sum identity for sine: sin^2 x=1-cos(2x)/2

asked by Kyle on April 5, 2016

Albert is saving up money for a down payment on a house. He currently has \$4718, but knows he can get a loan at a lower interest rate if he can put down \$5323. If he invests the \$4718 in an account that earns 5% annually, compounded quarterly, how long

asked by Tim on October 9, 2015

Which of the following types of information is suited for display on a scatter plot? A. Relationship between favorite color and age. B. Relationship between number of pets and favorite TV show C. Relationship between hours of exercise and number of

asked by Anonymous on March 19, 2015

divide 891 by 40 and write the quotient as a mixed number

asked by Greyson on February 23, 2011

How many terms are in the following polynomial? 6x^4+3x^3-2x^2+15x-14 A.5 B.4 C.3 D.2 Is the answer A??

asked by nelly on May 12, 2015

1. Each time a touchdown is scored in a football game, 6 points are added to the score of the scoring team. A team already has 12 points. What rule represents the number of points as an arithmetic sequence when n is the number of touchdowns scored? A(n) =

asked by Charlotte on November 14, 2013

2. How do the graphs of y = 1/x and y = 3/x – 4 compare? (1 point) Compared to the graph of y = 1/x, the graph of y = 3/x – 4 is a vertical stretch by a factor of 3 and a translation of 4 units left. Compared to the graph of y = 1/x, the graph of y =

asked by Cassie on January 9, 2014

If Indianapolis to Bloomington is 3cm on a map what is the actual length. These are the answers A.100 B.150 C.200 D.250 I think it is B

asked by Maya on October 27, 2016

A statement Sn about the positive integers is given. Write statements S1, S2, and S3, and show that each of these statements is true. Sn:   2 is a factor of n2 + 7n Could you please show your work? I want to know how to solve.

asked by Hello on March 7, 2016

Joey earns \$7.65 an hour at his part-time job. He received a 20% raise. How much will Joey now earn for working 40 hours? A \$244.80 B \$306.00 C \$367.20 D \$612.00

asked by chase on January 18, 2016

Which sum will be irrational? (1 point) 3 + 2 start root 19 end root plus start fraction 7 over 2 end fraction Start Fraction 18 over 3 End Fraction plus Start Fraction 11 over ten thousand End Fraction. –6 + (–3.251) Which product will be rational? (1

asked by Anonymous on September 2, 2015

Sorreh I never really post question but I need help with this Write a real world problem that you can model with the two step equation 5x+7=10. Then solve the problem. I would really like it if Some one could explain this to me!! thanks agian ~lost gurls

asked by Thili on November 18, 2016

Miranda baked 48 muffins to sell at the school bake sale. She sold 2/3 of the muffins and gave the rest to her friends to eat. How many muffins did she sell?

asked by erika on January 12, 2016

the following graph shows the number of soccer games a team won in each of their first three seasons explain how you could redraw the graph so that the change in wins between the three

asked by Lilac on October 9, 2017

In this problem you will use Rolle's theorem to determine whether it is possible for the function f(x) = 8 x^{7} + 7 x - 13 to have two or more real roots (or, equivalently, whether the graph of y = f(x) crosses the x-axis two or more times). Suppose that

asked by sheks on November 26, 2013

Find the area and the circumference of a four leaf clover with the square length to be 6 cm This is a square in the center with 4 semicircles "glued" to the sides. Use Pi = 3.14 and ROUND your answers to the nearest WHOLE unit)

asked by MIKE on May 22, 2008

\$9000 invested at an APR of 9% for five years. In interest is compounded annually, what Ia the amount of money after 5 years?

asked by Dave on January 27, 2013

a plane intersects a right rectangle prism perpendicular to its base .The plane forms cross section.What is the shape of the cross section? a)parallelogram,that is not a rectangle b)triangle,that is not equilateral c)trapezoid d)rectangle

asked by betty on March 9, 2016

Jimmy made a scale drawing of his house. The actual dimensions of his house are 50 feet by 100 feet. He used the scale 1 inch : 10 feet. What arethe dimensions of Jimmy’s house in the drawing?

asked by ivey on January 14, 2016

Which expression represents the largest number? A. 40.1 x 10–6 B. 4.1 x 10–7 C. 0.411 x 10–7 D. 0.04001 x 10–5 I think it is B..?

asked by Deborah on January 10, 2013

Emily bought 3 shirts for \$12.50 each and a pair of shorts for \$20. She had a coupon for \$3 off her purchase, before sales tax. Sales tax is 6%. How much did Emily pay for the clothes after the coupon and sales tax? A \$54.50 B \$57.77 C \$60.50 D \$64.13

asked by chase on January 18, 2016

1. What is the product of (5.1 × 10^3) • (3.2 × 10^3)? (1 point) 16.32 × 10^6 1.632 × 10^7 16.32 × 10^9 1.632 × 10^10 2. What is the product of (7.28 × 10^-2) • (9.1 × 10^-2)? (1 point) 6.6248 × 10^-3 66.248 × 10^-4 6.6248 × 10^4 66.248 ×

asked by Jeff on September 30, 2014

What was one strength of the Articles of Confederation? A it allowed states to make decisions for themselves B it gave the federal government power to impose taxes C it gave congress the authority to over turn decisions made by the president D it provided

asked by Lilac on October 20, 2017

A painter used 1 1/2 gallons of paint to paint 3/4 of a room. At this same rate, how many gallons will it take to paint the whole room?

asked by Tiffani on March 9, 2015

Do the data in the table represent a linear function? If so, write a rule for the function. x: –3 –2 –1 0 1 y: 1 –2 –5 –8 –11 yes; y = –3x – 8 yes; y = 1/3x – 8 yes; y = 1/3x + 8 yes; y = 3x + 8

asked by Delilah on May 3, 2013

Morgan had a bag of jolly ranchers. She counted 8 watermelon flavored candies in the bag of 46. If she bought a super-size bag with 138 jolly ranchers, how many could Morgan expect to be watermelon flavored?

asked by erika on January 12, 2016

Nico is saving money for his college education. He invest some money at 8%, and \$1300 less than that amount at 5%. the investments produced a total of \$234 intrest in 1 yr.How much did he invest at each rate?

asked by Tristan on January 26, 2011

The floor of a rectangular room is to be tiled with 1/3 foot square tiles along a 10 5/8 foot wall. How many tiles will be needed along the wall?

asked by Anonymous on October 3, 2009

Bob invested \$30,000, part at 10% and part at 1%. If the total interest at the end of the year is \$1,560, how much did he invest at 10%? Let x be the amount invested at 10%. Then, 30,000-x is invested at 1% 0.1 x + 0.01 (30,000 - x) = 1560 Solve that

asked by Carol on June 24, 2007

On Monday, a jacket cost \$36.95 and a shirt cost \$21.42. On Friday the jacket was discounted by 20%, and the shirt was discounted by 1/3. What is the total price of the jacket and shirt on Friday, before sales tax? A \$14.28 B \$29.56 C \$43.84 D \$43.91

asked by chase on January 18, 2016

Find the area of the Rectangel. . 7x+1 ------------- | |8x | | | | ------------- A.15x+1 B.56x^2+8x C.56x+8 D.15x^2+9x I don't know what to do please help me. I don't understand.

asked by nelly on May 13, 2015

Tell whether the lines for each pair of equations are parallel, perpendicular, or neither. x + 5y = –20 y = –7/8x – 1 32x – 28y = –36 parallel perpendicular neither I think it's perpendicular - asked this question earlier but didn't get a

asked by Deborah on November 23, 2012

Bill has 30 coins, some nickels some dimes. They equal \$2.10. How many nickels are there? What is the equasion used to solve this problem? When I solve it, I get 4.3 nickels, but how can there be .3? Please help me solve I posted the two equations for this

asked by mary on December 17, 2006

asked by Katie on December 5, 2017

a plane intersects a square pyramid perpendicular to its base but not through a vertex.The plane forms a cross section what is the shape of the cross section a)trapezoid b)triangle c)square d)rectangle

asked by betty on March 9, 2016

the sum of 8.5 and a number n is a negative. what are the two facts that you can conclude about the number n?

asked by maureen on September 12, 2013

You are given two different circles. The diameter of the first circle is the radius of the second circle. What is the ratio of the area of the larger circle to the area of the smaller circle. Your answer should be in the form of a simplified fraction. I

I kinda need help with this 10.Write a real world problem that you can model with the two step equation 5x+7=10. Then solve the problem.

asked by Thili on November 18, 2016

If a mother has three bananas, two pears, and two oranges, in how many different ways can she give the fruit to her daughter in one week, one piece of fruit per day? Be sure to say how you could use this with your students and mention any adaptations that

asked by jenifer on March 9, 2015

Kevin has a triangle table cloth with side lengths of 5 inches, 12 inches. He wants to cover a right angles triangle table with table cloth. Find if the cloth is appropriate for the table. Can someone please help me. We are doing Pythagorean Theorem - I

asked by Cassie on October 9, 2014

Tell whether the lines for each pair of equations are parallel, perpendicular, or neither. y = –1/4x + 10 –2x + 8y = 6 parallel perpendicular neither I think its neither ? please help me understand...

asked by Deborah on November 23, 2012

Suppose that a polynomial function of degree 5 with rational coefficients has 0 (with multiplicity 2), 3, and 1 –2i as zeros. Find the remaining zero. A. –2 B. –1 – 2i C. 0 D. 1 + 2i

asked by Jacinta on July 22, 2009

Zarat Zim sells refrigerators. He earns 8% commission on sales. How much does he earn on sales of \$3000

asked by Anonymous on March 3, 2016

Find the restricted values of x for the following rational expression. x^2 + x + 6/8x^2 − 8x

asked by David on October 7, 2015

Tell whether the lines for each pair of equations are parallel, perpendicular, or neither. x + 5y = –20 y = –7/8x – 1 and 32x – 28y = –36 parallel perpendicular neither I think its neither?

asked by Deborah on November 23, 2012

The slash (/) line represents that the number is a fraction. divide: sqrt45 / sqrt81 = simplify: 7sqrt3 / sqrt5 = Multiply: sqrt7/sqrt8 X sqrt24/sqrt49 = Thanks for the advice regarding how to show square root symbol correctly. Also thank for taking the

asked by TO: drwls on October 29, 2011

here are 7 pencils and 9 pens in Jack's pencil case. Represent the number of pens to the number of pencils as a ratio.

asked by Kai on February 2, 2016

Tell whether the lines for each pair of equations are parallel, perpendicular, or neither. y = –1/4x + 10 –2x + 8y = 6 parallel perpendicular neither I think its neither ? please help me understand...

asked by Deborah on November 23, 2012

Can you Please explain the answer that I received of 2469? It is the correct answer but I do not understand how to show the work. Thank you *************************************** Using the 9 digits, 1, 2, 3, 4, 5, 6,7, 8 and 9 you can arrange four

Thank you for the answer K Can you please explain? Observe the pattern of letters ACCCEEEEEGGGGGGG. This pattern continues to repeat beginning with the letter A. What will be the 170th letter?

asked by TO: Anonymous on November 29, 2011

You have 33 dogs and 4 kennels. Divide the dogs up evenly so the same number of dogs is in each kennel. I was told to show work and that I could not count part of a dog. Please help. Thank you.

calculate missing dimension. square based pyramid has height 92cm and volume 5.4 m cube.

asked by Annie on September 30, 2010

A living room has a length of 18.25 feet and a width of 12 1/2 feet. What would those dimensions be on the architectural drawings, if the scale of 1 ft = 1/4 inch is used? (your answers should be given in 16ths of an inch)

asked by MIKE on May 22, 2008

Solve the system of equations by graphing then classify the system as consistent and the equation as dependent or independent. 4x-y=26 4x+5y=-10 What is the solution of the system of Equations? (type am ordered pair Type N if there is no solution Type R if

asked by Kell on May 6, 2008

Solve the following system of linear inequalities by graphing. 3x – y < 2 x + y > 2

asked by T.T on January 25, 2008

2. If m ∠1=37 what is m ∠4? 50 40 35 25 I think its 50 If m ∠1=50 what is m ∠5? 50 40 35 25 I think its 50 again. I just need to check some answers please help me.

asked by Michael on January 22, 2019

Ravi is putting up a fence in his backyard. He builds 3 units the first day, 7 units the second day and 11 units the third day. If he continues this pattern, how many days will it take him to finish the 55 unit fence?

asked by Angelina on December 5, 2017

the human body is 65% oxygen 18% carbon 10% hygrogen the rest is other elements what % is composed of ther elements

asked by rachel on February 12, 2013

How long will it take for prices in the economy to double at a 6% annual inflation rate? Round to the nearest hundredth. Please explain how to solve this problem, thanks.

asked by Sara & Anonymous on October 17, 2009

Solve the problem. A boat can go 33 mph in still water. It takes as long to go 300 miles upstream as it does to go downstream 360 miles. How fast is the current?

asked by anthony on March 20, 2009

Meg is making necklaces out of leather string. Each necklace requires 25 centimeters of string. Meg wants to make a necklace for each member of her family so she needs a total of 7 necklaces. How many centimeters of string does Meg need? If the total cost

asked by Vei on October 20, 2017

Solve the system of equations to find x,y,z (hint let d=x2 e=y2 and d=z2 . Find d e and f first) !!where ever you see 2 it's supposed to be a squared sign!! X2+y2+z2=9 3x2-y2-z2=7 Y2+2z2 =6

asked by Susana on October 1, 2017

4 2/5x=12 1/10 A. 7 7/10 B.2 3/4 c.2 1/2 D.4/11

asked by mathelp124576 on January 7, 2014

1. At midnight, the temperature, t, is 13 degrees below zero. If the temperature is expected to rise 5 degrees for the next several hours, what equation could you use to determine what temperature it will be after h hours? T = -13h + 5 H = 5t + 13 T = 5h

asked by Charlotte on November 8, 2013