Friday

July 29, 2016
Total # Posts: 49

**Trig**

Find sin(x+y), cos(x-y), tan(x+y), and the quadrant of (x+y) if sinx= -1/4, cosy= -4/5, with x and y in quadrant 3.
*April 10, 2016*

**math**

Astronomers sometimes use angle measures divided into degrees, minutes, and seconds. One degree is equal to 60 minutes, and one minute is equal to 60 seconds. Suppose that <J and <K are complementary, and that the measure of <J is 48 degrees, 26 minutes, 8 seconds. ...
*October 2, 2014*

**math**

A game room has a flooring that is 120 feet by 75 feet. A scale drawing of the floor on grid paper uses a scale of 1 unit:5 feet. What are the dimensions of the scale drawing?
*October 1, 2014*

**math**

the length of a table is 6 feet. On a scale drawing, the length is 2 inches. Write three possible scales for the drawing.
*October 1, 2014*

**Gonzaga**

Calculate the amount of heat released when 65.6 g of water at 55.5°C cools to ice at 0.0°C.
*September 22, 2014*

**math**

Angles B and F are corrsponding angles formed by a treversal intersecting two parallel lines. Angle B has a measure of 44. what is the measure of Angle F?
*September 13, 2014*

**math**

find the distance, to the nearest tenth, from T(4,-2) to U(-2,3).
*September 13, 2014*

**Biomechanics**

Olympic cross country ski champion, Henrik Henrikson, is using a new ski wax, Gripola, that is supposed to stop his ski from slipping backwards when he pushes off against the snow (it gives him a coefficient of static friction between the ski and the snow of 0.20). While ...
*April 6, 2014*

**Biomechanics**

While pushing off against the starting blocks at the beginning of a race, Olympic swimming great Michael Phelps generates a force that increases linearly from 0 N to 800 N over the first 0.30 s, and then decreases steadily back to 0 N over the remaining 0.30 s (see the graph ...
*April 6, 2014*

**Biomechanics**

A person with a body mass of 65 kg was running over level ground with a strong tailwind, while wearing a 10 kg weighted vest. The tailwind applied a force of 125 N to the runner’s body in the horizontal direction. Early in the stance phase, the runner generated a vertical...
*April 6, 2014*

**Biomechanics**

Two ice skaters start out motionless in the center of an ice rink. They then push each other apart. The first skater (mass = 80 kg) moves to the right with a velocity of 2.5 m/s. The second skater (mass = 58 kg) moves to the left at some unknown speed. If we assume that the ...
*April 6, 2014*

**Maths**

The ratio of girls to boys in a class is 3:4. If 3 new girls join and 1boy leaves, what is the new ratio of girls to boys
*February 10, 2014*

**Algebra 1**

You had $22 to spend on four raffle tickets. After buying them you had $6. How much did each raffle ticket cost?
*September 29, 2013*

**ELA**

I have an 89, 83, 82, and 74 for school year. I got a 59 on final which is worth 20%. what is my average?
*June 5, 2013*

**5th grade math**

6/60=10 12/60=5 15/60=20
*May 28, 2013*

**Government**

give me answer
*January 7, 2013*

**math**

what two simpler problems can you use to find 9 times 38?
*October 1, 2012*

**Math**

How many combinations of hamburgers can you have with 12 toppings?
*September 26, 2012*

**math**

dont know
*August 28, 2012*

**Physics**

oh thats easy. you have to use ì. 20m/s = Velocity...a= Äv(velocity) over Ät(time) so it would be 20m/s divided by 1m/s and you get 20m/s squared and so on...hope it helps!
*October 28, 2011*

**math**

How many combinations of hamburgers can you have with 12 toppings?
*May 17, 2011*

**Science**

How do the bacteria within a deepsea tubeworm( residing near hydrothermal vents) affect the environment around them?
*March 15, 2011*

**MacroEconomics**

Testing procedures required by the US Food and Drug Administration raise the cost and price of drugs. Should we eliminate such requirements in order to ease inflationary pressures?
*March 13, 2011*

**physic**

Cardinal Pride!
*September 15, 2010*

**9th E.L.A.**

I am having a discussion in clas about the film Big Fish By Tim Burton. My topic question is this- The film Big Fish explores the metaphor of the big-fish-in-a-small-pond by examining the impact Ed Bloom has had on lives he's touched throughout his life and travels. ...
*September 11, 2010*

**Geometry**

AM is a median of a triangle where A is one vertex and M is the midpoint of a side of a triangle opposite vertex A. If the distance from the centroid of the triangle to M is 5 units, how long is the median AM I have: The centroid, is the balance point, or center of gravity, of...
*August 17, 2010*

**Math**

so now i have.. x+13 log 2=-45 log 3..
*April 30, 2010*

**Math**

i subtracted x - 45 log i got x + 58.. then do i subtract the log 3 ? x + 58 log 1
*April 30, 2010*

**Math**

2x+13 log 2 = x -45 log 3
*April 30, 2010*

**Math**

2^(2x+13) = 3^(x-45)
*April 30, 2010*

**Math**

oo ok i got it
*April 30, 2010*

**Math**

im confused from what to do now..where did the 5 in the front come from?
*April 30, 2010*

**Math**

logbase5 x = -1.8
*April 30, 2010*

**Math**

(9/5) log base 5 (x) = -1
*April 30, 2010*

**Calc**

The Public Health Service monitors the spread of an epidemic of a particularly long lasting strain of the flu in a city of 500,000 people using the logistic function. at the biginning of the first week of monitoring (time zero), 200 cases had been reported. During the first ...
*April 5, 2010*

**7th grade**

What are all the language persuasive techniques
*February 26, 2010*

**physics **

How would I graph a collision. i.e if I have a problem A 12,000 kg railroad car traveling at a speed of 19 m/s strikes an identical car at rest. If the cars lock together as a result of the collision, what is their common speed afterward? What would my x axis be and what would...
*January 25, 2010*

**MATHS**

Could you please help? On July 5, in the area around Center Village, there was great excitement. Six different people reported to the police that they had seen Bigfoot, the large hairy creature sometimes seen but never captured. The next day, twice as many people called the ...
*October 18, 2009*

**MATHS**

yes c stands for cents.
*September 29, 2009*

**MATHS**

YEAR 4
*September 29, 2009*

**MATHS**

I'm not sure what you mean.
*September 29, 2009*

**MATHS**

Please show the quickest way to do this question? Amanda has 20 coins in her purse. She has only 10c,20c and 50c coins, and their total value is $5. If she has more 50c than 10c coins, how many 10c has she? Thank You
*September 29, 2009*

**MATHS**

Could you please explain the quickest way to calculate these questions? 1)Julian's age has the same figures as his dad's with the digits reversed. The sum of their ages is 77 and Julian is 27 years younger than his dad. How old is Julian?
*September 29, 2009*

**5th grade Math**

960,500
*August 24, 2009*

**social studies**

during the civil war what state fought on the side of the confederates
*May 6, 2009*

**Chemistry**

I am pretty good at balancing oxidation reduction problems, but I can't do this one: HIO3 + FeI2 + HCL -> FeCl3 + ICl + HOH 5HIO3 + 4FeI2 + 25HCl -> 4FeCl3 + 13ICl + 15HOH I separated the three redox equations, added the two oxidation reactions together, then ...
*February 2, 2007*

**math**

what do you call a number that cannot be arranged into 2-row arrays? odd numbers. I learned this from Roger. 2+2=
*September 24, 2006*

**Physics**

29.4
*June 13, 2006*

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