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November 28, 2014

Search: Math is this right?

Number of results: 110,810

Math
Solve the puzzle =RIGHT(LEFT($B$2,84),1) =RIGHT(LEFT($B$2,17),1) =RIGHT(LEFT($B$2,138),1) =RIGHT(LEFT($B$2,2),1) =RIGHT(LEFT($B$2,234),1) =RIGHT(LEFT($B$2,138),1) =RIGHT(LEFT($B$2,4),1) =RIGHT(LEFT($B$2,173),1) =RIGHT(LEFT($B$2,2),1) =RIGHT(LEFT($B$2,209),1) =RIGHT(LEFT($B$2,4...
November 9, 2012 by Suzanne

MAT-104 (Math)
Listed below are five female and five male Wimbledon tennis champions, along with their country of citizenship and handedness. Female Male Stephi Graf, Germany, right Michael Stich, Germany, right Martina Navratilova, U.S., left Stefan Edberg, Sweden, right Chris Evert Lloyd, ...
May 11, 2013 by Neal

Math Help
Use a proportion to find the length of side x for the pair of smilar figures below. They're both right triangles. Triangle 1 has 14cm on the the right side and 10cm on the bottom. Triangle 2 has x on the right side and 22cm on the bottom. My answer 14/10=x/22 10*x=14*22 10x/10...
November 20, 2014 by callie

5th grade Math
Kate is going to carpet her living room floor and drew the diagram shown. (I am not able to submit the drawn diagram. However I will try to describe) The diagram is a rectangle: It is 16 feet at the top showing a right angle at the top left and a right angle at the top right. ...
December 12, 2009 by Please Help

math
If you begin with a right triangle with sides a, b, and c and decrease the right angle so it is an acute angle, how does a2+b2compare with c2 Answer this question for the situation where you increase the right angle so that it is obtuse.
October 29, 2009 by marie

Math
How do you solve this? I posted this question last night and someone answered but it wasn't the right answer. I have tried so many times and still can't get the right answer. the right answer is suppose to be 15/2 5/6-1/3+ 7/8/(1/2)^3 Thank you for your help!!
January 22, 2010 by Mike

math
Which of these triangles do not eist? a scalene right triangle an isosceles right triange an eguilateral right triangle an equilateral acute triangle
February 25, 2011 by jill

math
is this correct? 6k-9=15 k=4 I just want to know if i did it right yes you are correct You didn't show your work so I don't know if you did it right or not. Your answer is correct. i did 9=15 which equal 24 and i divided that by 6 which =4 so k must equal 4..........did i do ...
November 7, 2006 by hilary

American Constutional Law
Which right is NOT explicitly mentioned in the Bill of Rights? A. Right to privacy B. Right to bear arms C. Right to due process D. Right to grand jury indictment in capital cases I am confused on this one. They are all mentioned, but it says "right to jury" and not "grand ...
August 31, 2014 by Pat

math 7th
a right triangular prism has a length of 11 units.Its right triangle face has legs of 3 and 4 and a hypotenuse of 5. what is the surface area of the right triangular prism.
March 18, 2014 by nazalynn

math
Use the table to identify the relationship of the SECOND sentence to the FIRST sentence. 1. A triangle is a right triangle if and only if it has a right angle. 2. A triangle has a right angle if and only if it is a right triangle. CO = contrapositive BI = biconditional LE = ...
April 18, 2012 by chino

Math 7 - Homework Question Check
12. Is the figure below a right triangle? On the lines below, explain how you determined your answer. Answer - The figure below is not a right triangle. The reason why it's not a right triangle is because this figure is a acute angle. Acute angle is less than 90 degrees and ...
April 16, 2012 by Laruen

math
in roman numerals is ? 160- clx 170- clxx 180- clxxx 190- cxc 200- cc are those right ? If you capitalized the letters, it would be right. times table and a math seet I dont like
February 15, 2007 by TIFFANY

American Government
1.)Most amendments have _____. =a)expanded and clarified the principles embodied in the Constitution b)radically changed and undermined the principles of the Constitution c)been approved just by Congress d)restricted the right to vote 2.)What is the defining right of a ...
July 20, 2010 by Ariel

math
a. If you begin with a right triangle with sides a, b, and c and decrease the right angle so it is an acute angle, how does compare with ? b. Answer this question for the situation where you increase the right angle so that it is obtuse. I have to use a formula to show the ...
October 30, 2009 by Jason

math
The sides of a right angled triangle are x,x+1 and x+2.find x,Am not gettin the right answer. Being a right triangle, x^2 + (x + 1)^2 = (x + 2)^2. Expanding and simplifying, yields x^2 -- 2x - 3 = 0. Factoring or the quadratic equation will lead you to the smallest Pythagorean...
June 26, 2007 by SWETA

Chemistry130
Can someone please help me with this? Are these substances acids or bases? 1. Tums- Base, right? 2. Vitamin C- Acid, right? 3. Nail Polish Remover- Base or Acid? 4. Coca Cola Pop- Acid, right? 5. Cream of Tarter- Acid, right? 6. Calamine Lotion- Base or Acid? 7. Lemon Juice- ...
October 13, 2009 by Adam

Math
Write each fraction as a percent. 1 and 1/5 I do not know if this is right but my answer would be 1.15 is this right and if not what might it be?
April 4, 2008 by Ms. Teri

Math 115
What is the greatest common factor of 15, 30, and 45. My answer is 3. let me know if this right. Subtract - 7 -(-5.7).= 50 Is this right
February 7, 2009 by Johnnie

Math
If you begin with a right triangle with sides a,b,and c and decrease the right angle how does a^2 +b^2 compare with c^2?
February 3, 2010 by Nichelle

Math
Can someone show me the right answer to this system? Because I got a decimal but I don't know if that's right! 1. -2x+7y=-19 9x+7y=-30
February 19, 2014 by Anonymous

trig, math
In a right triangle with g the right angle, b = 86.5 and c = 125.8. What is β ?
June 27, 2013 by John

Math Problem
Find the equation for the graph in final state. y=e^x is 4 to right and 2 up y=e^x y=2+e^x-4 (answer) is this right?
April 9, 2008 by Kimberly

Math 116
Evaluate m/n for m= 16 and n=2 so what does m/n=8 is that right. Also this problem 11x=198 x=2178 is this right
February 17, 2009 by Johnnie

Math Analysis
4. Find f(x) + g(x) when f(x) = x^(1/2) and g(x) = 6x^(1/2). ===> I got the square root of 7x. Is this right? 16. Find f(x)/g(x) when f(x) = (2x)^(1/2) and g(x) = 2*(sqrt2)*x^(1/3). ===> I got (sqrt2x) / (3*cubertx), but I definitely don't think this is right....if it ...
October 12, 2009 by Emily

check math
Here are my answers. Can you check if I got the right answers? Thank you! Solve for z: 4x+10yx=0 z=-2x/5y y^2+3yz-8z-4x=0 z=(-y^2+4x)/(3y-8) there was no z in your first equation, from you answer I can tell it should have been 4x + 10yz = 0 If so, the answer is right. last one...
August 8, 2007 by Anonymous

math
In a chess variant, a "lord" can move one space at a time, either upward, or to the right, or diagonally upward and to the right. How many ways are there for a lord to move from the bottom left to top right corner of the 8 by 8 chessboard?
August 30, 2013 by Anonymous

Quick math help please!!!
Can someone show me the right answer to this system? Because I got a decimal but I don't know if that's right! 1. -2x+7y=-19 9x+7y=-30
February 19, 2014 by Anonymous

math
Am I foiling this right? The problem is (x-5)^2 and I got x^2-10x-10. Is that right?
March 24, 2008 by Rachel

Math
Did I get the right answer simplify: -6[-28-(20-48)] I got that it simplified to 0 Am I right?
January 7, 2010 by Lara

math am i right?
convert fraction to percent 32/20 = ?/100 =16% is that right
May 23, 2012 by scooby9132002

math
In right ∆ABC, C is a right angle and sin A = . What is mB?
November 23, 2013 by tiara

math
For the pair of numbers (-1/5),(-1/2) My teacher wants us to find the quadratic equation with integral coefficients that has these numbers as solutions. I am not sure if I have the right equation for this. Could someone let me know if I am right or wrong and then show me how ...
September 3, 2010 by kim

math
The Pythagorean Theorem for right triangles states that if a and b are the lengths of the legs of a right triangle and c is the length of the hypotenuse, then a2 C b2 D c2
October 2, 2011 by Anonymous

math
find the legth of the third side of the right triangle if a=2in and b=6in I think it is 10 but not sure if I did it right
January 5, 2012 by Jazmyne

math
In right triangle, the side opposite to right angle is called what? ANSWER FAST PLZ!!! THX
January 29, 2014 by greg

math
I dont know if this answer is right so i am trying to check it here maybe if any could help The function f(x) = |x| - x 4 has a graph that is symmetric with respect to the y axis right?
October 5, 2008 by Natasha P.

math
given a right triangle ABC with the right angle at B find AB if AC = 25 in and BC = 6 in Approximate the length of AB to two decimal places
May 4, 2012 by mt

Math
Just wanted to check over these.. "What is (7)^5 in expanded form? 7 7 7 7 7 7 5 (7) 7 (7) 7 7 5 5 5 5 5 5 5" The answer is "7 7 7 7 7", right? Also: "Which expression is equivalent to 4 4 4 4 4 4 4 4? 4 8 8^...
October 9, 2012 by ._.

math
I am having problem trying to understand write as a decimal 700% can somebody tell me if 7 is the right answer right or no
January 5, 2014 by cora evans

math
-6<9+3y<6 9+3y>-6 y>-5 9+3y<6 y<-1 On a number line, dot -1 and -5. Is this right? 3f>15 or 2f<-4 15>3f f>5 2f<-4 F<-2 Is this right?
December 26, 2007 by robert

Math right?
75 + 30n, n = 53 my answer is 1,1665 am I right?
November 8, 2012 by Moby

Math
decimal notation for 19% is 0.19 right? fraction notation for 38%is 19/50 right? percent notation for 0.382 is 38.2% right? all are correct, i believe correct
February 27, 2007 by Guy--again

Chemistry HELP
Can someone help me with these....I just need to make sure they are right and if not can you help me figure out the right one's? What is the chemical name of the active ingredient in each item.... 1. Tums- calcium carbonate, right? 2. Vitamin C- ascorbic acid, right? 3. Nail ...
October 13, 2009 by Adam

Math
"One leg of a right triangle is 50.A line parallel to the other leg and at a distance of 20 from that leg cuts off a right trapezoid of area 320. What is the area of the original right triangle?"
February 13, 2013 by Justin

math
in a right-angled triangle the two sides that form the right angle are both 5 inches. calculate the length of the other side (the hypotenuse).
January 2, 2010 by pam

math
2 4/5 - 3 so 3 becomes 3/1 right? Then change 2 4/5 to 14/5 = 42/15 and 3/1 = 45/15 right?
October 27, 2010 by Anonymous

Math
I don't know If I did this right. 0.4 = 0.2x x=2 Is that right because my book is saying its 0.5
September 14, 2011 by Maximus

Math
I don't know If I did this right. 0.4 = 0.2x x=2 Is that right because my book is saying its 0.5
September 14, 2011 by Maximus

Math is this right?
The temperaturestayed above - 15. x + > = -15 Right?
May 16, 2013 by Maxy

civics
Which of the following most accurately describes the right of American citizens to privacy? A. the right to privacy is determined entirely by the states on a case-by-case basis B. the right to privacy is explicitly granted in the Constitution C. the Supreme Court has ruled ...
March 6, 2013 by gretchen

Math
I cannot remember how to find the slope of a line when you are given two points. Here is the problem. The slope of a line through (2,1) and (5,n) is 3. n=___ I ended up with -2. But I don't think that is the right answer. I put the points in slope-intercept form and solved for...
January 17, 2008 by Jazz

Chemistry(please check, thank you!!)
Is this equation balanced? CoCl2(aq) + Na2CO3(aq) -> CoCO3(s) + 2NaCl(aq) I think that it is because there is 1 Co on the left and 1 on the right. There is 2 cl on the left and 2 on the right. 2 Na on the left and 2 on the right and 3 CO on left and on right. Am I correct...
October 5, 2011 by Hannah

Right Hand Rule
Consider an electron near the Earth's equator. In which direction does it tend to deflect if its velocity is directed in each of the following directions? (a) downward: WEST (b) northward . (c) westward d) southeastward I go the first one right using the right hand rule and ...
May 21, 2010 by Physics

math
Find the total distance slong the longer sides of the rectangle and along the two semicircles. The length is 10 and the height is 4. I think the answer is 32.6 but I'm not sure if it's right. Is it right?
November 13, 2007 by robert

Math(Geometry)
In the diagram below(no diagram but details will be provided), right triangle ABC and line BD is an altitude to side line AC. * Prove that (AB)^2=(AC)(AD) -When you label the triangle B should be were the right angle is C should be at the top of the triangle and it should be ...
November 24, 2010 by Phyllis

7th grade language arts Ms. Sue
1. If the following sentence was rewritten to be more specific, which would be the best revision? "It was a privilege and not a right, and you messed it up." (1 point) "It was a privilege and not a right, and you don't have it now." "It was a privilege and not a right, and you...
November 30, 2012 by Delilah

Math Help
1. Parallelogram PARL~ parallelogram WXYZ. Find the value of c. Parallelogram 1 has P n the bottom left corner, A on the left top, R on the right top, L on the right bottom. Parallelogram 2 has W on the bottom left corner, X on the left top, Y on the right top, Z on the bottom...
November 20, 2014 by callie

math
Math out of box 1 2 3 4 5 this is called steps(s) 5 9 13 17 21 this is called tiles(t) we know you are adding 4, but what is the rule such as (S X S + 4-1-5)I know its not right so help then right the rule for this.
August 31, 2010 by Josh Knight

Government Check
1.)What is the defining right of a representative democracy? The right to petition the government =The right to vote The right to freedom of religion The right to a jury trial 2.)Slavery was prohibited by _____. the Bill of Rights the Constitution =the Thirteenth Amendment ...
June 29, 2010 by Ariel

chem
Can someone please help me balance this equation? CH3OH + O2 ===> CO2 + H20 Thank you! CH3OH + O2 ===> CO2 + H2O To balance the H, put a two on the right. CH3OH + O2 ===> CO2 + 2H20 H and C are now balanced. O is balanced. Too easy. Are you sure that's right? We got ...
March 3, 2007 by Abby

Math - Geometry
Two right triangles are touching at the tips. The left triangle has the 90 degree angle to the bottom left, and 33 degrees on the bottom right. Based on this info, the other angle is 57 degrees. The right triangle has the right angle given, but it is on the top right, and the ...
December 1, 2007 by Nikki

ADVANCED AMC8 GEOMETRY QUESTION/MATH
In a chess variant, a "lord" can move one space at a time, either upward, or to the right, or diagonally upward and to the right. How many ways are there for a lord to move from the bottom left to top right corner of the 8 by 8 chessboard? This seems like a really hard ...
August 15, 2013 by mathemagiacian

math
did i do this right? The hypotenuse of a 30 C 60-90 right triangle measure 18cm. What are the lengths of the longer leg and shorter leg? i got -> 9 for the shorter leg and 93 -> 15.58845727 for the longer leg is that right?
May 10, 2009 by niki

algebra am i right
John has 75 books in his store. If he originally had 200 books, what percent of the original number of books remains ? 37.5 % am i right? 75/200=.375=37.5% Yep, you're right yes yes its right
September 27, 2006 by cassii

English
Look at the picture. A table is in the middle. 1. A chair is on the right. 2. A chair is at the right. 3. A chir is on the right of the table. 4. A cahir is at the right of the table. (Which preposition do we have to sue? Which ones are grammatical?)
September 20, 2014 by rfvv

Math
the ratio of 400 miles in 8 hours in lowest terms I think its 50/1 am I right?or is it 1/50 I think the first ways is right
September 25, 2010 by Melisa

math
derivatives: y=(x^3+1)^2, then dy/dx is: i got 6x^2(x^3+1) first but im not sure. Can i see the steps of how it is done right. I also got 2(3x^2+1), which one is right?? sorry for bugging.Thanks
March 24, 2010 by anon.

math
shape has 4 side: at least one angle measure90 is it a.righ triangle .b.right trapezod c.right triangle b.rhombus
February 16, 2012 by vannyboo<3

math
the end points of a line segment are A (-7, -1) and B (5,5) determine the equation of right bisector of AB show that the origin 0,0 lies on the right bisector of AB
August 18, 2012 by cam

Math
How to solve this (2x+5)/(x+1) > (x+1)/(x-1) and graph? I tried this and got (x+3)(x-2) and got -3<x>2 which isn't right the right answer is x<-3 or -1<x<1 or x>2 How would I get this? I asked this before.
September 27, 2010 by Amy~

math
What does the line y = 3x - 7 look like? horizontal vertical slanted right upwards slanted right downwards
December 1, 2012 by Chely

Math
What does the line -4x + 3y = -7 look like? horizontal vertical slanted right upwards slanted right downwards
December 4, 2012 by Jaslene

Math
What does the line y = -3x - 3 look like? horizontal vertical slanted right upwards slanted right downwards
December 4, 2012 by Estella

Math
If my mid-term is worth 15%, and my grade is 100% right now. If I get 0 on the exam, my grade would be 85% right?
October 23, 2013 by Thom

math
A right square pyramid has a surface area of 75.5m^2 and a base length of 3.5m. What is the slant height of this right pyramid?
October 21, 2014 by Anonymous

psychology 220
1.71 (1 pts.) Wendy has been involuntarily committed to a psychiatric hospital. When she tries to use the ward pay phone, the staff members stand nearby and listen to her conversation. Occasionally they have actually interrupted her calls and have hung the phone up on her. ...
December 9, 2012 by G. KAY

Math
Another equivalent equation. -8w + 18 > -22 So, I subtract 18 from each side. make -8w + 18-18 > -22-18 -8W >-40 than w > 5? I don't leave either of the negatives right because negative divided by a negative is positive right?
April 9, 2008 by Tyler

Math
Solve by the elimination method. 5r-3s=2 3r 5s =42 r=-40 is this right. 4x+5y=7 5x-4y=5 Decide whteher the pair of line is parallel, perpindular, or n I said is was parallel. Tell me if this right.
April 7, 2009 by Mary jo

Math
In right triangle ABC, altitude CD is drawn to hypotenuse AB. If AD equals 4 and AC exceeds DB by 1, find DB. It is from a worksheet about proportions in a right triangle.
February 21, 2010 by Emily

math 3rd
I have to subtract 1.- 0.98765= I think it should be 1.98765 but I used the calculator to see if it was right and I get 0.01235 don't understand how that could be right?
January 8, 2014 by Maggie

I need help with this math question
Find the weight of the right rectangular prism with length 13 ft, width 6 ft, and height 2.5 ft if the contents weigh 0.02 pounds per cubic inch. I think that the answer is 3.9 by multiplying 6 x 13 x 2.5 x 0.02. Is this right?
November 13, 2007 by robert

Math
If you begin with a right triangle with sides a, b, and c and decrease the right angle so it is an acute angle, how does a^2 + b^2 compare with c^2 ?
December 3, 2009 by Punkie

math
the hypothenus of a right angle triangle is 6cm with respect to the other two sides, one is 2cm longer than the other. Find the length of the two other sides to the nearest tenth. when i worked out this question, I got the answer as X=-5.1 or X=3.1 is my answer right, if it is...
January 3, 2011 by ted

Math
How would you find the value of m in this problem? 4m + 2 = -2 + 4m Well, I brought the 2 over to the right side by subtracting. That left me with 4m = -4 + 4m. Then, I subtracted the 4m from the right and did to the other side to get 0 = -4. Is there no solution, then?
October 26, 2008 by Tomas

math
What is the fraction as a percent 7/800? I divided 7 by 800 and got 0.00875 and moved the decimal two places to the right, would that be right .875% ?
September 15, 2013 by Taylor

Math/fractions
I need help with subtracting fractions I have no idea if I'm doing it right. Please help. 3/7-9/21 Fist you find a least common denominator, right? So it's 21 Do you then multiply 3/7 to 3/3 so it will be 9/21 So, 9/21 - 9/21 = 1
September 20, 2013 by Lilly

math
the right triangle ABC,<ABC is the right angle. If sin<C=3/5, find the Tan<A. I did 0/9 and put it in the calculator and got 4/3 Is this correct? Thanks for checking my work
March 3, 2014 by B8

Trigonometry
okay im still confused on how to do function notation. im not sure if im doing it right. The directions were:A:write an expression for f(x)B:find f(5) The problem was: y=x-2 My answers were: A:f(x)=x-2 B:f(5)=5-2 which came out as f(5)=3 Am i doing it right or anypart of it ...
October 23, 2009 by Tealia

Statistics
A class obtained the following scores on a test. Test Score TestScore Frequency 90 1 80 6 70 10 60 3 50 2 40 3 What I did was 90+6(80)+7(10)+3(60)+2(50)+3(40)=1040 than divided by 25 which should give me the means it give me a fraction, I got the median right 70,mode right 70...
May 31, 2014 by Mary Ann

Math EASY
Say that I saw my mark in gym. I am at 83% right now. In the following last 2 days before the term ends, I get 3/5 and 5/5. What percent (grade) am I at right now?
January 27, 2011 by Monica

Math - Calculus I
Optimization Problem: Find the dimensions of the right circular cylinder of greatest volume inscribed in a right circular cone of radius 10" and height 24"
December 5, 2013 by Alex

Math check
The problem is solve x= sqrt10x-4-2 So it would be x=sqrt10x-6 right I have as x=4 is that right? or is it 2,4
October 27, 2008 by Shawn

math
a right 90 degrees triangle/ label L,J and K. JK is 7 and angle L is 31.6.solve the given right triangle
December 8, 2010 by bell

math-triangles
finding the hypotenuse for triangles with only one measure of 7.8 m and two angles with degrees of 90 and 40. The picture is a right triangle with the right angle on the bottom left(labeled S). The hypotenuse goes from the top left(making angle Q with the line going up from S...
April 1, 2011 by Brittany

math
Find the surface area of the right rectangular prism. The height is 2 in, the length is 10 in, and the width is 4 in. I think the answer is 136. I made a formula, 2(8 + 20 + 40) and I got 136. Is this right?
November 12, 2007 by keisha

Math
From the vertex A of a right angled triangle ABC, (A being the right angle) AD is drawn perpendicular to BC. How do I prove that the three triangles ABD, ADC, and ABC are similar? Thank you!
July 8, 2010 by Mintz

math
Im a little confused can someone please help? Solve: -7x-24=-26 1/3 This is what i did, not sure if I did it right. -7x-24=-26 and 1/3, -24 from both sides -7x= 2 and 1/3, then divide by -7 and got x= -2 and 1/3 over -7 I have no idea how to right that so I know it has to be ...
August 10, 2011 by =)

math
find the lateral surface area of a right triangular prism if its altitude is five inches and its base is an isoceles right triangle with hypotenuse of length 10 inches
March 27, 2012 by mary

Math
Hello, Having trouble with this one... Solve the inequality: (2x-3)(4x)+x^2=>(3x+4)^2 I did 2x-3*4x 9x^2-12x on the left side on the right side: 9x^2+24x+16 I substracted everything on the right side over to the left and made it => zero 9x^2-12x-9x^2-24x-16=>0 -36x-16...
September 12, 2009 by muffy

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