gerald villafuerte asked 11/19/2011 Jules needs to purchase a ladder that just reaches the top of a 16-foot building. If the bottom of the ladder will be placed 12 feet from the base of the building, how long should Jule's ladder be?
Natalie Loomis asked 11/16/2011 What is the velocity of a 10-kg object with aa KE(kinetic energy) of 80J?
Changchang Nyenye asked 10/15/2011 A golf cart has an acceleration of 0.4 m/s^2. What is its velocity after it has covered 10 m starting from rest?
hemanth kumar asked 9/29/2011 Hi.. I just wanted to know how many 5 digits combination can be made from the digits 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15?
Carmen Herrera asked 9/26/2011 A guy 1.97 m tall is 11.6 m away from a hoop at a height of 3.05 m.If he shoots the ball at a 40.2degre angle, what is his intial velocity so that he scores?
Nancy Parkerson asked 9/13/2011 An archer shoots an arrow into the air with an initial velocity of 75 feet per second. The initial height of the shot is 5 feet. The arrow strikes the ground precisely 200 feet from the archer. At what angle did the archer shoot the arrow?
britt james asked 8/29/2011 Kiran drove from Tortula to catctus a distance of 280mi. She increased her speed by 15mi/h for the 384 mi trip from cactus to dry Junction. If the totsl trip took 8 hours,what was her speed from tortula to cactus?
SANDI SMITH asked 8/11/2011 A farmer wants to fence in a rectangular area that is 1/8 mile wide by 1/4 mile long. Which of the following proportions can the farmer use to calculate how many feet of fencing he will need? 1mi/5280ft = x/3/8ft or 1mi/5280ft = 3/8mi/x
Regina Scott asked 7/25/2011 The point (22, 0) lies on the line -x – 8y = -22. Determine if this point is a solution of the system -x – 8y = -22 -7x + 3y = -36?
Divy Bha asked 7/24/2011 A skydiver jumps from a plane.how long does it take the skydiver to reach a velocity of 92m/s?
Sandra Edwards asked 7/6/2011 How to solve the following linear equations by substitution method: 1) x^2+y^2=13 and 2x-y=4 2) 4x^2+9y^2=72 and 2x-y=4 3)4x^2+9y^2=72 and x-y^2=-1?
Sandra Edwards asked 7/5/2011 Please help me solve this problem: The hyperbola with center at (4,5) with vertices at (0,5) and (8,5) with b=2?
PaChristia Askew asked 6/6/2011 In the below system, solve for y in the first equation. 2x + y = 11 5x - 2y = -1 help me please?
ledia asked 6/5/2011 Pls. Help with math problem. Sam bought 5 lb. Of potatoes for $4.99. What was the rate in cents per lb.? How do I solve this?