Wednesday

January 28, 2015

January 28, 2015

Number of results: 1,001

**Punnet Squares**

Could some science teacher please have a moment to look at my punnet squares post, I really do need help on it. I will appreciate all the help you could give me, thanks a lot:-)
*June 8, 2010 by Sara*

**Science**

A haiku or poem on punnet squares? Help me!
*January 21, 2010 by Samari*

**Punnet squares:-(**

A homozygous curly haired pig is crossed with a homozygous straight haired guinea pig. All the offspring are straight-haired(H-dominant straight, h-recessive curly) a) make a punnet square for the f-1 generation I'm a beginner on this stuff, so Im not sure if If I have done ...
*June 8, 2010 by Sara*

**To DrBob222**

DrBob222 do you know anything about Heredity and Punnet Squares?
*June 9, 2010 by Sara*

**biology**

consider two plants wuth the genotypes Rrtt and rrTt where red color (R) is dominant over white (r) and being tall (T) is dominant over being short (t). complete the punnett squares to determine the possible ganetes each parent could produce. using the punnet square (16 ...
*January 19, 2010 by randy*

**science**

What is a punnet square and how do you figure out questions regarding a punnet square
*January 27, 2010 by bree*

**science**

My teacher is teaching us about Punnet Squares. But I don't quite understand how to do it? I have a test before christmas break. I know I need 2 be smart in 7th grade, but I don't know everything. Can u help me Jiskha? I don't want 2 fail science.
*December 18, 2012 by Ayannia*

**punnett squares**

how would i make a punnet square to find the offspring of parents: SsYy x ssyy I dont understand what i would put for each of the boxes on the outside
*December 20, 2009 by alison*

**math**

If Janiie has 32 squares, and in each square there are 50 smaller squares, and in each of those there are 20 re squares. How many rectangles are there?? hint: each rectangle=2 squares. LUCK!!
*September 8, 2008 by Jani*

**How to do a big punnet square**

I'm wondering how you do this Tt,Tt,Tt x tt,tt,tt in a punnet square. Thanks:)
*May 20, 2009 by Nicky*

**Biology **

Olga Oompah has red hair and marries Oliver Oompah who has blue hair. They have 32 children. What is the color of their children's hair? This has to do with the punnet squares!
*October 27, 2009 by Anonymous*

**genetics **

can some one help me understand punnet squares. a woman claims that a certain man is the father of her daughter however the man denies this claim the daughter is colorblind but neither the mother nor the alleged father is colorblind who is telling the truth?
*April 10, 2013 by renee *

**punnet square**

Why punnet square is improtant ?
*May 15, 2013 by 123*

**8th grade**

a chess board has 64 squares if pieces occupy 19 squares how many squares are unoccupied?
*January 17, 2010 by Anonymous*

**Algebra**

A chess board has 64 squares. If pieces occupy 19 squares, how many squares are unoccupied?
*June 12, 2011 by Marie*

**math**

(please explain with brief explanation) two squares have sides p cm and (p+5) cms. the sum of theirs squares is 625 sq.cm. the sides of the squares are
*September 2, 2014 by Nithin*

**grid problem (geometry)**

The squares of a 2×60 chessboard are coloured black and white in the standard alternating pattern. At random, exactly half of the black squares are removed from the board. The expected number of white squares that have no neighbours after this process can be expressed as a/b ...
*June 15, 2013 by john*

**math**

how many differnt squares are in each figure ? count the small squares first ,then move up to the next size ,and so on .Record the total number of squares below each figure and look for a pattern?
*March 15, 2011 by cindy*

**Mathematics**

The squares of a 2×60 chessboard are coloured black and white in the standard alternating pattern. At random, exactly half of the black squares are removed from the board. The expected number of white squares that have no neighbours after this process can be expressed as a/b ...
*June 16, 2013 by Steve*

**Math**

Mrs.Sue the squares are not in a horizantol form. like the one in the link. there are 2 squares horizantol and 1 square on top of the 1 of the horizantol squares By Moving Only 2 sticks of these three equal sized squares cna be changed into 4 equal sized rectangles. which 2 ...
*September 6, 2009 by Chidera*

**math**

two squares have sides p cm and (p+5) cms. the sum of theirs squares is 625 sq.cm. the sides of the squares are
*September 1, 2014 by nithin*

**math HELP!! **

Adam colored two parts of a 4 × 4 grid. He colored 1_ 2 of the squares red and 1_ 4 of the squares blue. How many of the squares are not colored? Explain your answer. What fraction of the squares are not colored? Explain your answer.
*April 3, 2011 by liz*

**MATH**

A four by four grid of unit squares contains squares of various sizes (1 by 1 through 4 by 4), each of which are formed entirely from squares in the grid. In each of the 16 unit squares, write the number of squares that contain it. For instance, the middle numbers in the top ...
*August 15, 2013 by mathemagiacian*

**math**

(please give brief explanation to this sentence > two squares have sides p cm and (p+5) cms) two squares have sides p cm and (p+5) cms. the sum of theirs squares is 625 sq.cm. the sides of the squares are
*September 2, 2014 by Nithin*

**Math: percentage problem**

A set of building blocks includes squares of various shapes and colors. If 20% of the blockers were square and 50% of the squares block are red, then ___ of the blocks are red squares. My answer is 40% (20% x 50% / 100% = 40%). Is this correct?
*January 10, 2009 by Anonymous*

**Genetics**

The question is as follows: The round trait is dominant over recessive wrinkled peas. A homozygous round pea mates with a homozygous wrinkled pea. The resulting F1 generation is self crossed and 900 round pea plants and 100 wrinkled plants are observed. What is the penetrance...
*October 22, 2008 by Stephanie*

**Punnet Squares- Check my answer please.**

A species of clam shows incomplete dominance in the expression of its shell color. RR is the genotype for red shell, Rr is genotype for an orange shell, and rr is the genotype for the yellow shell. Predict the outcome of a cross between an orange shelled clam and a yellowed ...
*October 8, 2008 by soojung*

**Geometry**

I need help with this. Use the Law Of Syllogism to determine a conclusion from statements 1 & 2. 1. All squares are rhombuses 2. The diagonals of a rhombus are perpendicular. What can we say about the diagonals of all squares then? the diagonals of all squares are ...
*September 12, 2006 by Azlin*

**counting**

how many squares are in an 8x8 checkerboard? (the answer is not 64 because thats too low.) Thank you for using the Jiskha Homework Help Forum. Unfortunately, you don't state the size of each square. Hopefully the following will answer your question! Continuing in this way we ...
*October 22, 2006 by Seth*

**Economics**

Squares; Oatmeal; 1C Butter, 1C Br. Sugar, 1/2 tsp B.soda,2-1/2 C Oatmeal Oven 375o for 20 Min. made these squares and they fell apart when cut, were greasy. So o o, I smushed the whole thing up, added some chopped almonds and almond favouring. Now I need to know what can I ...
*May 18, 2009 by Gerri Randall*

**Biology**

I need to do a Punnet Square for Wilson's Disease and don't know how to do it.
*November 4, 2008 by Peggy*

**Math Homework**

A sidewalk has 100 squares. 9 of the squares are cracked. What is the fraction?
*February 12, 2013 by Anonymous*

**Math (Probability)**

Four players are playing a game involving choosing squares on a grid of size 3×8. Each player chooses a random square on the grid, then all players reveal their choices and a token is placed in the center of each of these squares. The probability that the tokens form the ...
*May 6, 2013 by Bob *

**maths**

The squares of a 3×3 board are randomly coloured black or white. Let W be the number of white squares and B the number of black squares. The expected value of |B−W| can be expressed as ab where a and b are coprime positive integers. What is the value of a+b?
*May 8, 2013 by hemant*

**maths**

The squares of a 3×3 board are randomly coloured black or white. Let W be the number of white squares and B the number of black squares. The expected value of |B−W| can be expressed as ab where a and b are coprime positive integers. What is the value of a+b?
*May 8, 2013 by su*

**MATH**

Hello, This figure shows the number of segments used to form longer and longer rows of squares. It shows that 1 square has 4 segments 2 squars has 7 segments and 3 squares has 10 segments. The question is how many segments will be in a row with 100 squares? Thought maybe a ...
*February 10, 2010 by JOE*

**math**

Which of the following is a true statement? A. All squares are rectangles. B. All rectangles are squares. C. All rhombuses are squares
*June 6, 2014 by I NEED HELP FAST!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*

**math**

9 squares and the 5 is in the middle, fill in the other squares using 1-9 to make all columns, rows, and diagonals equal.
*January 19, 2012 by Jon*

**algebra**

There are two-digit perfect squares whose square roots are the same as their units digits. What is the sum of these squares?
*November 12, 2013 by Jackie*

**math**

a quilter wants to use as many of his 65 small fabric squares as possible to make one large square quilt . A- how many small squares can the quilter use ? B- how many small squares would he ahve left ? C- how many more squares would the quilter need to make the next largest ...
*March 8, 2008 by mota*

**math**

sona knits 10 squares a day for 7days. Can she sew together the squares to make 5 equal sized blankets ? Explain. Thank you
*January 15, 2014 by ganesh*

**Brain freezer a.k.a. MATH**

Please Help! Are all squares similar? I think that they aren't but i'm not sure. I think this because rectangles can be squares and rectangles can take different forms and shapes. Please help What do you mean by square? A square will always have a 4 sides and angles equal. ...
*December 14, 2006 by Crystal*

**Math!!**

A square quilt for a child's bed has a border made up of 32 pieces with an area of x each, and 4 small squares with an area of 1 square inch each. The main part of the quilt is made of 64 squares with an area of x squared each. If the quilt is 4 ft by 4 ft, what are the ...
*November 6, 2006 by Marissa*

**Algebra**

How can you determine if a polynomial is the difference of two squares? I think that if the polynomial is x^2-64 that this is a polynomial that is a difference of two squares because if you factor it out you would get (x+8)(x-8). If the 64 in my example were positive would ...
*August 30, 2008 by Laura*

**Mathematrics**

Each diagram in the sequence is obtained by drawing of a 1 unit square on each side that forms the perimeter of the previous diagram, the 1st digram contains (1) square, the 2nd diagram (4) squares and the 3rd diagram (13) squares, I would like to know how to find how many ...
*June 17, 2009 by Brittany*

**math**

we make 1 square with 4 matches, 2 squares with 7 matches and 3 squares with 10 matches.How many squares canwe make with 100 matches ?
*November 28, 2012 by WAN*

**math**

The ratio of the perimeters of two squares is 1:5. If the area of the bigger square is 250m^2, find the perimeter of the two squares
*September 28, 2014 by Mielle*

**pre-algebra**

You are working on a polynomials problem with algebra tiles. You have five big squares, seven rectangles, and eight small squares on your desk. your classmate leans over and borrows three big squares, one rectangle, and five small squares. Write an algebraic equation that ...
*March 17, 2008 by Dj*

**math squares**

how many squares with sides that are 6 inches long are needed to cover a square with a side length of 30 inches without overlapping
*September 29, 2014 by vai*

**geometry**

A piece of board 8yd by 6yd is cut into squares.The perimeter of each square is 8yd.How many squares are there?
*February 23, 2012 by Clemence*

**math**

Jorge sees that there are small and large squares in the tile design belo.how many squares are there in all in the design?
*March 20, 2014 by erika*

**math **

On a square gameboard that is divided into n rows of n squares each, k of these squares lie along the boundary of the gameboard. Which of the following is a possible value for k?
*April 17, 2010 by john*

**math**

Four identical squares, lined up side by side, form a rectangle whose area is 144. What is the perimeter of three of the squares?
*April 11, 2013 by anonymous*

**geometry**

squares in a rectangle this rectangle has been divided into 11 squares what is a equation that will yield the value of x
*April 18, 2012 by RYan*

**Math**

Identify this polynomial as a perfect square trinomial, a difference of squares, or neither. 9a^2+9a+36 Is it difference of squares?
*January 4, 2015 by Anonymous*

**math problem**

In a standard carnival game, you toss a coin on a table top marked with a grid of squares. You win if the coin lands without touching or overlapping any lines. In other words, the coin needs to land entirely inside one of the squares. If the squares measure 1 1/2 inches across...
*June 11, 2013 by Anonymous*

**math**

Which figure in the pattern below will have 99 squares? Figure 1 (picture of 1 square) Figure 2 (picture of 3 squares) Figure 3 (picture of 5 squares)
*October 11, 2010 by Shane*

**math**

This is about problem solving patterns in 4th grade. The question asks What are the fewest nunber of buttons you need to make six rows in this pattern?Then to the right of the picture there is 6 buttons in one row and 5 buttons in the second row and 4 buttons in the third row...
*August 16, 2007 by michael*

**8th grade**

if 20 of 100 squares on a grid are shades blue, what percent of the squares are blue
*August 25, 2008 by courtney*

**math**

a student said that all squares are rectangles, but not all squares are rhombuses.What was the error??
*December 2, 2010 by Katherine*

**math**

a student said that all squares are rectangles, but not all squares are rhombuses.What was the error??
*December 2, 2010 by Katherine*

**math**

explain why 1/2 of 12 horizontal squares of Region A is not larger tha n 1/2 of 12 vertical squares Region B.
*December 14, 2011 by bebe*

**Math **

Two consecutive integers are squared. The sum of these squares of these squares is 545. What are the integers?
*June 5, 2012 by Aria*

**Calculus**

an open top box is to be made by cutting congruent squares of side length x from the corners of a 12 by 15 inch sheet of tin and bending up the sides. how large should the squares be? what is the resulting maximum value?
*February 28, 2011 by Lauren*

**Math**

A figure is made of a row of squares. One square has a perimeter of 4. Two squares have a perimeter of 6, and so on. Finish the input-output table to show the pattern.
*September 21, 2011 by Raquel*

**math**

Tommy was weaving different-sized squares of yarn for a class quilt. He had a skein of yarn that was 5 2/3 yards long.He made two squares using 2 3/8 feet,
*August 25, 2009 by jessie*

**Biology**

Cross a roan bull with a roan cow. I need to know the key and the punnet square
*February 11, 2009 by Astrid*

**math**

How many perfect squares are less than or equal to 36? how many less than or equal to 144? In general how many perfect squares are less than or equal to n^2? Using all these answers, estimate the number of perfect squares less than or equal to N.
*September 16, 2009 by lia*

**Math: Statistics Least squares line**

Find an equation of the least squares line, then use it to complete the table. X- 111 169 230 287 335 ? Y- 2 3 4 5 6 7 Extrapolation I missed the lesson on this and as far as I can tell I think the least squares line is y= .01764x+ .oo693 If anyone could verify my line and and...
*March 19, 2014 by Lola*

**Pre-Calc**

An open box is formed by cutting squares out of a piece of cardboard that is 22 ft by 27 ft and folding up the flaps. What size corner squares should be cut to yield a box that has a volume of less than 235 cubic feet? I know that the size corner squares are .42 and 9.46. My ...
*September 24, 2009 by MUFFY*

**Math**

a standard checkerboard with 8 blocks to a side contains 204 squares of various sizes. in how many such squares are there an equal number of red blocks and black blocks?
*June 9, 2014 by dddd47906*

**Physics**

From my homework, I have to to find the area of circle. One of my tasks is to trace a cylinder end down and then on graph paper trace the end of each. I did already that, but now I am having troulb converting the number of squares to square centimeters. Here are my numbers of ...
*August 26, 2007 by Soly*

**PRE-CALCULUS**

AN OPEN BOX IS FORMED BY CUTTING SQUARES OUT OF A PIECE OF CARDBOARD THAT IS 16 FT BY 19 FT AND FOLDING UP THE FLAPS. WHAT SIZE CORNER SQUARES SHOULD BE CUT TO YEILD A BOX THAT HAS A VOLUME OF 175 CUBIC FEET
*September 6, 2009 by ASHLEY*

**math**

a rectangular sheet of cardboard 4m by 2m is used to make an open box by cutting squares of equal size from the four corners and folding up the sides.what size squares should be cut to obtain the largest possible volume?
*December 22, 2011 by ct*

**Algebra**

An area, A, consisting of the sum of two squares is 1000. The side of one square is 10 less than 2/3 of the side of the other square. What are the sides of the squares?
*June 30, 2009 by Katrina*

**math**

two equal squares, ABCD and DEFG, have the vertex D in common. The angle between the two squares is 60 degrees: what is the angle ACF?
*December 15, 2011 by Anonymous*

**Math **

A square measures 12 cm x 12 cm and is divided into four equal squares.If equal circles inscribed within each of the four squares, what is the circumference of each circle ?
*August 7, 2014 by Feras*

**Math**

In chess, a knight can move either two squares horizontally plus one vertically or two squares vertically plus one horizontall. a) If a knight starts from one corner of a standard 8*8 chessboard, how many different squares could it reach after i) one move? ii) two moves? iii) ...
*November 4, 2009 by May*

**Math Word Problem**

An area, A, consisting of the sum of two squares is 1000. The side of one square is 10 less than 2/3 of the side of the other square. What are the sides of the squares?
*June 30, 2009 by Carmin*

**Math**

There is a 4 x 4 square grid. Two unit squares are chosen from the 16 unit squares possible. What is the probability that they do NOT have a vertex in common? Express your answer as a common fraction.
*February 2, 2011 by K*

**Math**

There is a 4 x 4 square grid. Two unit squares are chosen from the 16 unit squares possible. What is the probability that they do NOT have a vertex in common? Express your answer as a common fraction.
*February 2, 2011 by K*

**Maths**

How do I work out the square root of a number? it's simple. - you can use your calculator or use perfect squares to solve one. perfect squares: 4 9 16 25 36 49 etc. Need anything else just ask.
*February 9, 2007 by Greg*

**math**

A square measures 12 cm x 12 cm and is divided into four equal squares. If equal circles are incribed within each of the four squares, what is the circumference of each circle ? a. 2 pi cm b. 4 pi cm c. 6 pi cm d. 8 pi cm e. 12 pi cm please answer and explain
*January 5, 2014 by Thomas*

**algebra**

a square separated into squares and rectangles. with a and x assigned to squares and rectangles along edge of square.have no clue what to do with this.
*October 13, 2014 by Rach*

**Algebra**

Babylonian Problem - circa 1800 BC An area, A, consisting of the sum of two squares is 1000. The side of one square is 10 less than 2/3 of the side of the other square. What are the sides of the squares?
*June 30, 2009 by Audrey*

**Algebra**

Babylonian Problem - circa 1800 BC An area, A, consisting of the sum of two squares is 1000. The side of one square is 10 less than 2/3 of the side of the other square. What are the sides of the squares?
*June 30, 2009 by Alyssa*

**math**

Divide the rectangles by tens and ones for each factor. Find the number of squares in each smaller square. Then add the numbers of the squares in the four rectangles : 200+40+40+8=288 So, 12x24 =288
*December 5, 2011 by jason*

**math,algebra**

In roofing do the measurements they use by roofers using squares. Are these squares that they use for estimating the amount of materials needed for a roof related to the square in meter square? can someone explain to me how so? yes they are thank you
*April 5, 2007 by jasmin20*

** Perimeter**

Draw a figure with a perimeter of 24 squares, using 21 squares
*April 18, 2010 by Jhon*

**math**

a region has 12 equal squares, what is the number of squares in 1/3 of the region
*January 15, 2014 by kelly*

**math**

An open box is made from a rectangular piece of cardboard, with dimensions of 24 cm by 30 cm, by cutting congruent squares from each corner and folding up the sides. Determine the dimensions of the squares to be cut to create a box with a volume of 1040 cm ^3
*October 6, 2012 by Melissa*

**math**

Shela's room is 16 feet by 8 feet. If she is buying carpet squares that are 2 feet by 2 feet, how many squares does she need to purchase?
*May 11, 2012 by EH*

**math**

I'm trying to follow a research paper The paper shows an equation to minimize. That makes perfect sense. Then, the paper says: "The optimal solution to the least squares problem [above] is found by differentiation as a solution of a linear system of equations." I am very ...
*April 18, 2008 by mathstudent*

**biology- sex linked diseases, punnet sqares**

[IMG]ht tp ://i25 .tinypic. com/w7nyc. jpg[/IMG] i have an idea of how to do the questions above but can someone do them to so i can clarify?
*January 27, 2008 by Jan*

**math**

An open-topped box is made from a rectangular piece of cardboard, with dimensions of 24 cm by 30 cm, by cutting congruent squares from each corner and folding up the sides. Determine the dimensions of the squares to be cut to create a box with a volume of 1040cm^3. What ...
*December 15, 2011 by Melinda*

**math**

An open topped box can be created by cutting congruent squares from each of the 4 corners of a piece of cardboard that has dimensions of 20cm by 30cm and folding up the sides. Determine the dimensions of the squares that must be cut to create a box with a volume of 1008cm^3
*October 7, 2012 by Melissa*

**Math**

How many total squares are there on a standard 8 by 8 checkerboard? (It is more than 64)! Make sure to show all your work and explain your reasoning. Explain how you can determine the number of total squares for any N by N board. Bonus: How many total rectangles? Thanks!
*October 27, 2011 by Ell*

**Math**

You were busy working on a problem using 4 big squares, 8 rectangles, and 8 small squares. Your partner accidentally knocked some algebra tiles off the your desk. You now have 1 big square, 3 rectangles, and 5 small squares on your desk. Write and algebraic equation that shows...
*December 10, 2007 by Ellen*

**Math **

To win a certain board game, a tossed token must land on a shaded square on the board. The probability of winning is approximately 23%. If the board has a total area of 130 congruent squares, how many of these squares are shaded?
*April 8, 2014 by Jamie*

**Calculus**

A SHEET OF CARDBOARD 180 INCHES SQUARE IS USED to make an open box by cutting squares of equal size from the corners and folding up the sides, what size squares should be cut to obtain a box with the largest possible volume?
*October 19, 2010 by Oswaldo*

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