# Posts by gian

Total # Posts: 13

**MATH**

Lian uses 200 regular paces to walk around a square park.If one pace of Lian measures 40 cm,what is the measure of each side of the park?

**Math**

A ship sails 15.0 mi on a course S40°10’W and then 21.0 mi on a course N28°20’W. Find the distance and direction of the last position from the first.

**science**

Upton Chuck is riding the Giant Drop at Great America. If Upton free falls for 2.6 seconds, what will be his final velocity and how far will he fall?

**Physics**

What liquid substances have an index of refraction of 1.42? and then 1.43?

**math**

i am greater than 40 but less than 50. i am 5 times a number. who am i?

**MATH**

It takes Hank twice as long ot build one table as it takes to build one chair. If it takes 30 hours to make a dinning room set of 1 table and 4 chairs, how long does it take to make the table?

**Mathematics**

Out of 18 times at bat, Jen got a hit 5/6 of the time and Kasa got a hit 8/9 of the time. 1) Who got more hits? 2) How many more?

**Mathematics**

At a charity bike rally, 2/3 of the student population of Heartsworth Middle School participated. If there are 1,200 studentes at Heartsworth, how many participated?

**Calculus**

What is the domain and what are the zeros of: (3x+7)/[(x-1)sqrt.(5-3x)]

**physics**

w=sqrt(g/r) r=d/2 r=6/3 r=3mi r=4828.032meters w=sqrt(9.8/4828.032) w=0.045053rad/s

**physics**

Spaceman Spiff sits just outside the Milky Way galaxy with a cup of liquid Helium which is at approximately 4K (-269 0C). He has with him a small sphere made entirely of copper which is at a temperature of 219K (-54 0C). After a certain amount of time his copper sphere comes ...

**socilal studies**

which tribe was the largest and controlled the northeastern part of Florida!!!! NEED LITTLE HELP HERE!!!!

**social studies**

If you could talk to martin L. king,what would you say

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