Thursday

August 25, 2016
Total # Posts: 55

**vector**

the imaginary i or j which is equivalent to square root of -1 has a phase difference of ____ with real number 1. what's the answer? choices are: a.)0 degrees, along or within the force b.)90 degrees c.)360 degrees, one complete revolution d.)180 degrees e.)45 degrees, ...
*August 26, 2015*

**math**

In electric circuit theory, the phase angle of "true and real" power is expressed in terms of what function in reference to the apparent power?
*August 26, 2015*

**math**

i dont know there are given choices of a.) 0 degrees, along or within the force. b.)90 degrees. c.) 360 degrees, one complete revolution d.) 180 degrees. e.) 45 degrees, horizontal and vertical component or equal
*August 26, 2015*

**math**

the imaginary i or j which is ewuivalent to square root of -1 has a phase difference of ____ with real number 1. what's the answer? 0,45,90,180, or 360? and why?
*August 26, 2015*

**Math**

So my answer is A?
*April 9, 2015*

**Math**

Which situation can be represented by the equation y= 12x - 4? A. The number of eggs , y, in x, dozen eggs for sale after 4 dozen eggs are sold. B. The cost of, y, of buying x movie tickets that sell for 8$ each. C. The cost, y, after a 4$ discount, of buying x t-shirts that ...
*April 9, 2015*

**math**

triangle QRS ~ triangle EFG. Find the measures of the missing sides. QR = ? EF = 10 QS = 24 EG = 5 RS = 45 FG = ? Im having trouble setting up the equations. Please help!!
*January 21, 2015*

**Geometery**

Thank you
*January 19, 2015*

**Geometery **

For triangle MNP, find the value of x and the measure of each of the three angles. at the top of the triangle is X degrees and that is angle M at the bottom left of the triangle is (2x-1) degrees and that is angle P at the bottom right of the triangle is (2x+1) degrees and ...
*January 19, 2015*

**math**

Thank you so much
*January 15, 2015*

**math**

just a question i have about solving indirect measurements. when you set up your ratios do you cross multiply and then solve for x by dividing?
*January 15, 2015*

**math indirect measurement**

traingle LMN ~ triangle TUV How long is segment LN and how long is segment UV? On triangle LMN LM=15 MN=27 On triangle TUV TU=10 TV=20 Sides LM & TU are congruent on each triangle Sides MN & UV are congruent Sides LN & TV are congruent I dont understand how to find the missing...
*January 15, 2015*

**Math**

A giant paper football field is made for the floor of the gym. The length of the gym is 90ft. Using this same scale, what is the width of the paper football field? I am completely confused on this problem. Please help me.
*December 1, 2014*

**Math**

oh. ok
*December 1, 2014*

**Math**

Yes. then solve from there. What grade math is this?
*December 1, 2014*

**math**

Yes because you would keep, change, flip. Now the problem will look like this: 3/4 x 3/2! Hope this helped!
*December 1, 2014*

**math**

so if i worked it out 3 different ways I would get 3 different answers for x? doing it like using 5x-2>7 5x+2>7 5x+7>2
*October 22, 2014*

**math**

Give 3 solutions of the inequality 5x-2>7 ???? what are 3 solutions? # different answers?
*October 22, 2014*

**math**

arianna's mom deposits $80 in her lunch account. Lunch costs $2.50 per day. Write and solve an inequality to determine when there will be less than $20 in her account. I'm not sure how to set this up. would i subtract $80 to add it back to $20 on the other side of the ...
*October 21, 2014*

**Math**

would the answer be 1,000?
*October 7, 2014*

**Math**

At noon, a hot air balloon was at an elevation of 2,400 feet. One hour later it was at an elevation of 1,400 feet. A: write an expression you can use to find the altitude from noon to one. B: solve the expression. i am not sure what to do on this.
*October 7, 2014*

**7th grade math**

find the sum 7/20 + (-4.8) + (-4/5) +4.9 im cluless
*September 30, 2014*

**math help **

emaily says that she can convert 18/25 to a decimal by using equivalent fractions instead of dividing 18 by 25. Use emily's method to convert 18/25 to a decimal. I am confused because there is not just 1 number equivalent to both 18 & 25. There are 2 separate #'s
*September 11, 2014*

**7th grade math**

A large carton of juice holds 12 cups. How many 3/4 cup servings does the carton hold? I'm not sure how to solve it at all.
*September 11, 2014*

**7th grade math**

Carrie has a 10ft long plank of wood. She want's to cut three pieces that are each 2 2/3 feet long from the plank. how long will the plank be after she cuts off the three pieces?
*September 11, 2014*

**7th grade math**

132 1/6 - 99 5/6 evaluate the expression
*September 9, 2014*

**math**

Estimate then find the sum of 94903+49995
*December 2, 2013*

**chemistry**

A car uses 114 g of petrol to travel one mile. Calculate the mass of carbon dioxide produced when this car travels one mile.
*April 20, 2013*

**math**

Some years in the 20th century have 4 different odd digits. How many of those years have the sum of the digits greater than 20?
*April 10, 2013*

**Math**

Bill earns 1 dime the first day, 2 dimes the second day, 3 dimes the third day, 4 dimes the fourth day, etc. How many days will it take him to earn $2.
*April 9, 2013*

**5th grade math**

mrs jones wrote 8 personal letters and addressed 8 envelopes to 8 different people. she placed each letter in an envelope, but when she got to the last one for Judy Ogg she had an envelope for Sheri Ford. What is the minimum number of envelopes she would have to open to ...
*March 19, 2013*

**Math**

what is the point of intercept for 30x+50=25x+75 using the equal values method
*March 3, 2013*

**math word problems**

This year Jerry is half as old as his dad and 1/3 the age of his grandfather. If the sum of their ages is 132, how old is Jerry?
*February 21, 2013*

**Math**

In traveling to Greece Jim found the exchange rate to be 148 drachma equal to one American dollar. He bought 3 of the same prices items and spent almost $10 American. What was the maximum amount of drachmas for each item?
*February 18, 2013*

**Math**

In traveling to Greece Jim found the exchange rate to be 148 drachma equal to one American dollar. He bought 3 of the same prices items and spent almost $10 American. What was the maximum amount of drachmas for each item?
*February 18, 2013*

**Math**

Derek had a square box lid and 10 marbles. He placed all 10 marbles along the inside walls of the lid and had an equal number of marbles on each of the four sides. How many marbles were on each side?
*February 18, 2013*

**5th grade math**

adam read a 360 page book in 3 days. he read twice as many pages on the middle day as he did on the first day or last day. How many pages did he read on the LAST day.
*February 12, 2013*

**math**

adam read a 360 page book in 3 days. he read twice as many pages on the middle day as he did on the first day or the last day. how many pages did he read on the last day.
*February 11, 2013*

**5th grade math word problems**

If 300 napkins cost $1.69 and 100 napkins cost $.89, what is the least expensive cost for 1010 napkins?
*January 24, 2013*

**Math**

Annie likes to walk 2 steps, jump 2 steps and then skip 2 steps. If she does this pattern over and over again for a total of 52 steps, how many jumping steps will she make?
*January 16, 2013*

**math**

A class of students do 1 of 4 different after school activities. 1/2 play soccer, 7 take karate, 9 do art or piano. How many students are in the class.
*December 19, 2012*

**math **

mr lee's garden is square shaped. he planted 100% of it. 1/3 of it was carrots. 1/3 of it was tomatoes. The remained 48 square feet was filled with melons. What is the length of mr lee's garden?
*December 11, 2012*

**math**

if we need 5 oranges to make 3 small glasses of orange juice, how many small glasses of juice can we make with 100 oranges?
*October 23, 2012*

**Math**

frank saved 50% by purchasing his airline ticket in advance. His wife paid the full price. If their total charge was $294, how much was Frank's ticket only?
*October 23, 2012*

**Math**

a square is cut in half and made into 2 rectangles 9 inches long. What was the area of the the square?
*October 23, 2012*

**Physics**

A car traveling in a straight line has a velocity of 6.64 m/s at some instant. After 5.55s, its velocity is 10.9 m/s. What is its average acceleration in this time interval? Answer in units of m/s
*October 22, 2012*

**math**

Find a. fog b. gof c. fof d. gog for each function f(x)=4-x g(x)=3x-5
*October 12, 2012*

**Math**

The number 57,733 contains two sets of digits in which one digit is the times as great as the other. What are the values of the digits in each set?
*August 22, 2012*

**sports**

hi Im looking for job discription on a juniour rugby coach, seniour and mens i have tried the internet but it wont let me open files about it please help
*March 19, 2010*

**rugby**

hi why is co-ordination inportant in rugby
*March 4, 2010*

**4th grade social studies**

why do the superbowl and theolympic games use roman numerals instead of 1 2 3
*February 24, 2010*

**RE**

why do religous believers go to Jerusalem on pilgramage?
*November 28, 2009*

**collage sport**

how dose the NGB's implement area's of sport development continuum into its sports whole sports plan for 1. rugby 2. footabll 3. basketball please help thanks
*November 5, 2009*

**4th Grade Math**

hiya
*October 12, 2009*

**home economics**

do yuu have a home-economics ryming poem
*September 24, 2009*

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