Wednesday

August 20, 2014

August 20, 2014

Number of results: 101,063

**Calculus**

A man 2m tall walks away from a lamppost whose light is 5m above the ground. If he walks at a speed of 1.5m/s, at what rate is his shadow growing when he is 10m from the lamppost? I tried to draw a diagram, but I don't understand where the 5m is, the height of the lamppost? Is...
*December 1, 2009 by sh*

**calculus**

A 6-foot man walks away from a 16-foot lamppost at a speed of 5 ft/sec. Find exactly the rate at which his shadow is increasing in length.
*December 11, 2010 by Madeline*

**calculus**

A man of height 1.5 meters walk away from a 5-meter lamppost at a speed of 1.8 m/s. Find the rate at which his shadow is increasing in length.
*March 7, 2014 by MEMO*

**precalculus**

A man is walking away from a lamppost with a light source h = 6 m above the ground. The man is m = 1.5 m tall. How long is the man's shadow when he is d = 11 m from the lamppost? (Hint: Use similar triangles.)
*January 12, 2010 by Kelsey*

**algebra**

A man is walking away from a lamppost with a light source h = 6 m above the ground. The man is m = 1.5 m tall. How long is the man's shadow when he is d = 12 m from the lamppost? [Hint: Use similar triangles.]
*June 2, 2012 by Anonymous*

**Calculus**

Shadow Length A man 6 feet tall walks at a rate of 3 ft per second away from a light that is 16 ft above the ground (see figure). When he is 11 ft from the base of the light find the following. (a) The rate the tip of the shadow is moving. (b) The rate the length of his shadow...
*August 31, 2011 by Andrea*

**Maths**

a) A young man measuring 1.89 m. walks at a velocity of 1m/s towards a lamppost which its light is at 4m from the ground. At what velocity does the young man's shadow decrease when he's 10 m away from the lamppost? b) A young girl, standing at the edge of a dock, pulls a boat ...
*April 19, 2011 by Tim2*

**Math3**

a) A young man measuring 1.89 m. walks at a velocity of 1m/s towards a lamppost which its light is at 4m from the ground. At what velocity does the young man's shadow decrease when he's 10 m away from the lamppost? b) A young girl, standing at the edge of a dock, pulls a boat ...
*April 20, 2011 by Ralph*

**Math3 **

a) A young man measuring 1.89 m. walks at a velocity of 1m/s towards a lamppost which its light is at 4m from the ground. At what velocity does the young man's shadow decrease when he's 10 m away from the lamppost? b) A young girl, standing at the edge of a dock, pulls a boat ...
*April 20, 2011 by Ralph*

**Math Urgent help please**

A lamppost casts a shadow of a man who is standing 15 feet away from the lamppost. The shadow is 5 feet long. The angle of elevation from the tip of the shadow to the lamp is 50. To the nearest foot, the lamppost is _____ feet tall. (Points : 2)
*February 10, 2014 by Anna*

**physics**

A man 2 m tall is walking away from a lamppost which is 6m tall at a rate of 2 m/s. Find the rate of change of a)the tip of the shadow b) the length of his shadow
*February 17, 2010 by calculus*

**physics**

A man of height 1.8m walks away from a lamp at a height of 6m. If the man's speed is 7m/s, find the speed in m/s at which the tip of the shadow moves.
*January 27, 2013 by opy*

**Calculus**

(It's a related rate question) A man 6ft tall walks away from a lamp post (15ft) at 5ft/sec. How fast is his shadow lengthening? --- I have the picture, and the constants, the man and the lamp post. I have 5ft/sec as dw/dt, and I know I'm looking for ds/dt, the rate of the ...
*September 12, 2010 by Nikki*

**calculus**

My problem is that a stft above the sidewalk. a man 6ft tall walks away from the light at the rate of 3ft/sec. at what rate is his tip of shadow moving
*July 26, 2011 by Abdul Muqsit*

**Intermediate Algebra**

You are 6 feet in height. If you are standing away from the base of the lamppost, you can see where your shadow stops. If you are 10 feet from the base of the lamppost and your shadow stops 5 feet from where you stand, what is the height of the lamppost?
*December 9, 2012 by Anonymous*

**Intermediate Algebra**

You are 6 feet in height. If you are standing away from the base of the lamppost, you can see where your shadow stops. If you are 10 feet from the base of the lamppost and your shadow stops 5 feet from where you stand, what is the height of the lamppost?
*December 10, 2012 by Please Help! :)*

**trigonometry**

A barge is being towed south at the rate 2 km/hr. A man on the deck walks from west to east at the rate 4ft/s. Find the magnitude and direction of the man's actual velocity.
*August 7, 2014 by karl*

**Math**

You place a mirror on the ground 6 feet from the lamppost. you move back 3 feet and see the top of the lamppost in the mirror. What is the height of the lamppost?
*November 7, 2013 by Liz*

**math**

a man who is 5 feet tall stands 15 feet from a lamppost that is 27 feet high. how far away from the man is the tip of his shadow?
*September 3, 2012 by joe*

**Calculus-rates**

1.) A man 6 ft tall walks at a rate of 5 ft per sec. from a light that is 15 ft above the ground. At what rate is the top of his shadow changing? 2.) An airplane flies at an altitude of 5 miles toward a point directly over an observer. The speed of the plane is 600 mph. Find ...
*May 5, 2011 by Amy*

**Math grade 9ish**

Evan is 1.8 metres tall. He walks between two lampposts that are 5 metres apart and notices his shadow from one of the lampposts just touches the base of the other. He also notices that the ratio of his height to the height of the lamppost is 2 to 5. How far is he from each ...
*September 13, 2011 by Daniel*

**Calculus**

A street light is hung 18 ft. above street level. A 6-foot tall man standing directly under the light walks away at a rate of 3 ft/sec. How fast is the tip of the man's shadow moving? I know I would've to set up a proportion. 18 / 6 = x + y / y x = distance of man from light y...
*February 6, 2011 by Katie*

**physics**

Larry leaves home at 2:08 and runs at a constant speed to the lamppost. He reaches the lamppost at 2:15, immediately turns, and runs to the tree. Larry arrives at the tree at 2:29. What is Larry's average velocity during his trip from home to the lamppost, if the lamppost is ...
*October 6, 2008 by Vishnu*

**physics**

Larry leaves home at 1:01 and runs at a constant speed to the lamppost. He reaches the lamppost at 1:10, immediately turns, and runs to the tree. Larry arrives at the tree at 1:26. What is Larry's average velocity during his trip from home to the lamppost, if the lamppost is ...
*October 8, 2010 by Andres*

**Precal**

a 6' person is standing x feet away form a 10' lamppost. what is the distance d from the base of the lamppost to the end of the person's shadow, expressed as a function of x.
*July 24, 2011 by Angela*

**math**

a 6' person is standing x feet away form a 10' lamppost. what is the distance d from the base of the lamppost to the end of the person's shadow, expressed as a function of x
*July 24, 2011 by Ashley*

**Pre Cal**

a 6 foot person is standing x feet away form a 10 foot lamppost. What is the distance d from the base of the lamppost to the end of the persons shadow, espressed as a function of x.
*July 24, 2011 by Ashley*

**Physics**

A man places a torche on the ground, 10m away from a wall. He sees a shade on the wall and gets a friend to measure the height of the shadow as he walks towards the wall. Here are the results: Distance from torch to man height of shadow 1 20 2 10 3 6.7 4 5 5 4 6 3.3 7 2.9 8 2....
*December 5, 2012 by Soph*

**Math**

A man walks a certain distance at a certain speed. If he walks 1/2 an hour faster than his usual speed, he will take one hour less to reach his destination. But if he walks 1 km an hour slower than his usual speed, he will take 3hours more to reach his destination. Find the ...
*July 5, 2007 by Anne*

**Physics**

A man of mass 75.5 kg walks down the aisle of an airplane at a speed of 1.50 m/s in the forward direction while the plane moves at a speed of 305 m/s relative to the earth. (a) Find the man's kinetic energy relative to the plane. (b) Find the man's kinetic energy relative to ...
*October 10, 2011 by Kellie *

**NCSU**

A man of mass 83.5 kg walks down the aisle of an airplane at a speed of 1.60 m/s in the forward direction while the plane moves at a speed of 295 m/s relative to the earth. (a) Find the man's kinetic energy relative to the plane. (b) Find the man's kinetic energy relative to ...
*March 24, 2012 by Amber*

**physics**

A man of mass 78.5 kg walks down the aisle of an airplane at a speed of 1.40 m/s in the forward direction while the plane moves at a speed of 320 m/s relative to the earth. (a) Find the man's kinetic energy relative to the plane. (b) Find the man's kinetic energy relative to ...
*April 4, 2013 by Help*

**math**

Evan is 1.8 metres tall. He walks between two lampposts that are 5 metres apart and notices his shadow from one of the lampposts just touches the base of the other. He also notices that the ratio of his height to the height of the lamppost is 2 to 5. How far is he from each ...
*September 13, 2011 by Ryan*

**physics**

a boy walks to a school at a rate of 6km with a speed of 2.5km/h and walks back with a constant speed of 5km/h. his average speed for round trip in km/h is ?
*June 25, 2011 by aleeza*

**Physics**

Larry leaves home at 3:02 and runs at a constant speed to the lamppost. He reaches the lamppost at 3:18, immediately turns, and runs to the tree. Larry arrives at the tree at 3:26. What is Larry's average velocity during his trip from the lamppost to the tree?
*October 4, 2010 by Bala*

**Physics**

Larry leaves home at 3:02 and runs at a constant speed to the lamppost. He reaches the lamppost at 3:18, immediately turns, and runs to the tree. Larry arrives at the tree at 3:26. What is Larry's average velocity during his trip from the lamppost to the tree?
*October 4, 2010 by Bala*

**geometry**

a boy stands 1 meter away from a lamppost. he is 1.8 meters tall and casts a shadow 2 meters long in the light from the lamp. how tall is the lamppost?
*June 25, 2013 by savanna*

**physics**

Larry leaves home at 2:08 and runs at a constant speed to the lamppost. He reaches the lamppost at 2:15, immediately turns, and runs to the tree. Larry arrives at the tree at 2:29. What is Larry's average velocity during his trip from home to the lamppost, if the lamppost is ...
*October 7, 2008 by Deepa*

**Physics**

A man who is 6 ft tall is standing in front of a plane mirror that is 2 ft in length. If the mirror is placed lengthwise with its bottom edge 4 ft above the floor on a wall that is 5 ft away, how much of his image (i.e. what length of himself) can the man see? (Assume that his...
*May 30, 2012 by Bob*

**Physics**

A man who is 6 ft tall is standing in front of a plane mirror that is 2 ft in length. If the mirror is placed lengthwise with its bottom edge 4 ft above the floor on a wall that is 5 ft away, how much of his image (i.e. what length of himself) can the man see? (Assume that his...
*May 30, 2012 by John*

**Physics**

A man who is 6 ft tall is standing in front of a plane mirror that is 2 ft in length. If the mirror is placed lengthwise with its bottom edge 4 ft above the floor on a wall that is 5 ft away, how much of his image (i.e. what length of himself) can the man see? (Assume that his...
*May 30, 2012 by Bob*

**Physics**

A man who is 6 ft tall is standing in front of a plane mirror that is 2 ft in length. If the mirror is placed lengthwise with its bottom edge 4 ft above the floor on a wall that is 5 ft away, how much of his image (i.e. what length of himself) can the man see? (Assume that his...
*May 30, 2012 by Bob*

**Physics**

A man who is 6 ft tall is standing in front of a plane mirror that is 2 ft in length. If the mirror is placed lengthwise with its bottom edge 4 ft above the floor on a wall that is 5 ft away, how much of his image (i.e. what length of himself) can the man see? (Assume that his...
*May 31, 2012 by Bob*

**Physics**

Larry leaves home at 2:08 and runs at a constant speed to the lamppost. He reaches the lamppost at 2:12, immediately turns, and runs to the tree. Larry arrives at the tree at 2:28. What is Larry's average velocity during his trip from home to the lamppost, if the lamppost is ...
*September 29, 2012 by Sarah*

**Physics**

rry leaves home at 4:07 and runs at a constant speed to the lamppost. He reaches the lamppost at 4:11, immediately turns, and runs to the tree. Larry arrives at the tree at 4:22. What is Larry's average velocity during his entire trip, if the lamppost is 363.0 m west of home, ...
*October 5, 2010 by Brian*

**physics**

Okay, I have an example problem that I'm trying to solve that comes with the answer; I'm just trying to figure out what to do. A man jogs at a speed of 1.8 m/s. His dog waits 2 s and then takes off running at a speed of 4 m/s to catch the man. How far will they have each ...
*January 15, 2011 by j*

**Calculus**

A spotlight on the ground shines on a wall 12 m away. If a man 2 m tall walks from the spotlight toward the building at a speed of 1.5 m/s, how fast is the length of his shadow on the building decreasing when he is 4 m from the building?
*November 8, 2009 by Peter*

**calculus**

a spotlight on the ground shines on a wall 12 m away. if a man 2m tall walks from the spotlight toward the building at a speed of 1.6m/s, how fast is the length of his shadow on the building decreasing when he is 4m from the building?
*October 14, 2010 by Sasha*

**Calculus**

A spotlight on the ground shines on a wall 12 m away. If a man 2 m tall walks from the spotlight toward the building at a speed of 1.6 m/s, how fast is the length of his shadow on the building decreasing when he is 4 m from the building?
*February 3, 2013 by bryan*

**physics**

A player is standing 12 meters to the right of a lamppost. He starts to walk with a constant acceleration of 2 m/s2 towards the lamppost. After 6 seconds, how far will the player be from the lamppost in meters?
*October 1, 2013 by Athremist*

**physics**

A player is standing 12 meters to the right of a lamppost. He starts to walk with a constant acceleration of 2 m/s2 towards the lamppost. After 6 seconds, how far will the player be from the lamppost in meters?
*October 1, 2013 by Athremist*

**Math**

A street light is mounted at the top of a 15-ft-tall pole. A man 6 ft tall walks away from the pole with a speed of 7 ft/s along a straight path. How fast is the tip of his shadow moving when he is 45 ft from the pole?
*November 2, 2012 by AH*

**calculus**

A street light is mounted at the top of a 15-ft-tall pole. A man 6 ft tall walks away from the pole with a speed of 7 ft/s along a straight path. How fast is the tip of his shadow moving when he is 45 ft from the pole? ft/s
*November 9, 2012 by kela*

**calculus**

A street light is mounted at the top of a 6-meter-tall pole. A man 2 m tall walks away from the pole with a speed of 1.4 m/s along a straight path. How fast is the tip of his shadow moving when he is 16 m from the pole?
*October 16, 2012 by sara*

**AICE math**

A 30 foot ladder is leaning against a house(see figure). if the base of teh ladder is pulled away from the house at a rate of 2 feet per second, the top will move down the wall at a a rate of r= 2x/(sqrt(900-x^2) ft/sec, where s ist the distance between the base of the ladder ...
*November 9, 2013 by Isabel*

**8th grade math**

Hoshi walks 10 meters in 3 seconds. A. What is her walking rate? B. At this rate, how long does it take her to walk 100meters? C. Suppose she walks this same rate for 50sec. How far does she walk? D. Write an equation that represents the distance d that hoshi walks in t seconds.
*August 25, 2011 by david*

**Physics**

A 91 kg man lying on a surface of negligible friction shoves a 75 g stone away from himself, giving it a speed of 4.0 m/s. What speed does the man acquire as a result?
*February 26, 2011 by William*

**Calculus**

A woman 5 ft tall walks at the rate of 5.5 ft/sec away from a streetlight that is 16 ft above the ground. At what rate is the tip of her shadow moving?
*October 23, 2012 by Anonymous*

**Geometry**

Jonathan is 3 ft from a lamppost that is 12 ft high. The lamppost and it's shadow form the legs of a right triangle. Jonathan is 6 ft tall and Is standing parallel to the lamppost. How long is Jonathan's shadow? I don't get how the answer is square root 180, Ryan?
*January 11, 2012 by Anonymous*

**Geometry**

Jonathan is 3 ft from a lamppost that is 12 ft high. The lamppost and it's shadow form the legs of a right triangle. Jonathan is 6 ft tall and Is standing parallel to the lamppost. How long is Jonathan's shadow?
*January 10, 2012 by Anonymous*

**Math**

Someone verify if this is correct, please! 1. Draw a distance versus time graph that corresponds to the walk described below. Adam starts 8 m away from the motion sensor and walks in a straight line toward the sensor at a constant rate of 0.5 m/s for 3 s. He immediately begins...
*December 4, 2011 by Melinda*

**Calculus- rates**

A man 6ft. tall walks at the rate of 5 ft/sec toward a streelight that is 16 ft. above the ground. At what rate is the length of his shadow changing when he is 10ft. from the base of the light?
*November 13, 2011 by Sarah*

**math**

A street light is mounted at the top of a 19-ft-tall pole. A man 5.5 feet tall walks away from the pole with a speed of 14 ft/s along a straight path. How fast is the tip of his shadow moving when he is 100 feet from the pole?
*October 18, 2013 by Edward*

**Math**

a man 6ft tall walks at the rate of 5ft/sec toward a streetlight that is 16ft above the ground. At what rate is the length of his shadow changing when he is 10ft from the base of the light?
*June 8, 2012 by Teri*

**physics**

Larry leaves home at 2:08 and runs at a constant speed to the lamppost. He reaches the lamppost at 2:15, immediately turns, and runs to the tree. Larry arrives at the tree at 2:29. What is Larry's average velocity during his trip from home to the lamppost, if the lamppost is ...
*October 8, 2008 by Vishnu*

**math**

a man walks a distance 2 1/2 km in 30 minutes what is his speed in km/hours?
*April 5, 2013 by vaidehi*

**Calculus**

Suppose a 6ft. man is 10 ft. away from a 24 ft. tall lamp post. If the person is moving away from the lamp post at at rate of 2 ft/sec, at what rate is the length of his shadow changing?
*March 14, 2011 by Anonymous*

**Physics**

A man walks with an average speed of 1.3 m/s for 45 minutes. How far has he walked?
*August 23, 2012 by John*

**calculus**

A street light is at the top of a 19 ft tall pole. A woman 6 ft tall walks away from the pole with a speed of 5 ft/sec along a straight path. How fast is the tip of her shadow moving when she is 40 ft from the base of the pole? Rate =
*April 24, 2011 by saud*

**Calculus**

If any body can solve this I would be greatly appreciative. I spent an hour in the tutoring center and no one could solve. Here goes: A spotlight on the ground shines on a wall 12 m away. If a man 2 m tall walks from the spotlight toward the building at a speed of 1.6 m/s, how...
*October 5, 2011 by Linda*

**algebra**

A man (we'll refer to him as man 1) starts from his home at 8 A.M. and drives a steady rate of 50 MPH. An hour later a second man ( man 2) starts to follow him. Draw a graph to represent these facts. From the graph find when man 2 overtakes man 1. Okay, I imagined at 9 A.M. ...
*June 8, 2010 by Amal*

**calculus**

A street light is at the top of a 15.000 ft. tall pole. A man 6.300 ft tall walks away from the pole with a speed of 6.000 feet/sec along a straight path. How fast is the tip of his shadow moving when he is 45.000 feet from the pole?
*October 28, 2013 by Matt*

**physics**

A man is in a boat out away from shore. Th mass of the man, the boat and everything in it is 210 kg. The boat is not moving. The man throws and anchor with a mass of 26 kg straight out from the boat with a speed of 6.6 m/s. What is the resulting speed of the boat?
*February 9, 2014 by jim*

**physics**

Two speakers are driven by the same oscillator with frequency of 172 Hz. They are located 3.72 m apart on a vertical pole. A man really far away walks straight toward the lower speaker in a direction perpendicular to the pole. How far is he from the pole at the first moment he...
*November 29, 2009 by Anonymous*

**math**

A man 6 feet tall walks at a rate of 5 feet/sec toward a street lamp that is 16 feet above the ground. At what rate is the tip ,of his shadow moving? At what rate is the length of his shadow changing when he is 10 feet from the base of the lamp post?
*October 8, 2012 by Prabhakaran*

**calculus**

A man 2m tall walks away from a lamppot at 1m/s. If te lampatop the post is 5m above the ground, how fast is te tip of is sadow moving? How fast is the length of his shadow changing?
*April 15, 2013 by y*

**physics**

Larry leaves home at 2:08 and runs at a constant speed to the lamppost. He reaches the lamppost at 2:15, immediately turns, and runs to the tree. Larry arrives at the tree at 2:29. What is Larry's average velocity during his trip from home to the lamppost, if the lamppost is ...
*October 8, 2008 by Vishnu*

**Geometry**

A streetlight is mounted on top of a 15 ft. pole. A 6-ft tal man walks away from the pole along straight path. How long is his shadow when he is 40 ft from the pole?
*January 8, 2012 by M.C.*

**Algebra 2**

A lamppost casts a shadow that is 24 feet long. Tad, who is 6 feet tall, is standing directly next to the lamppost. his shadow is 15 feet long. How tall is the lamppost?
*August 24, 2013 by Annabelle*

**physics**

A fire hose held near the ground shoots water at a speed of 5.5 .At what angle(s) should the nozzle point in order that the water land 2.0 away (see the figure )?
*January 29, 2012 by Anonymous*

**math.**

Mr. B walks for 4 hours at the rate of y miles an hour. He stops an hour for lunch and then returns to the starting point by a route that is twice as long, but he travels in an auto whose speed is five times that of his walking rate. Find the number of hours spent on the ...
*July 17, 2013 by vincent*

**physical science**

a man walks 3.00 mi due east, then turns and walks 2.00 mi due north. How far is he from the starting point?
*October 2, 2010 by michele*

**Physics**

Determine the magnitude and direction of the displacement if a man walks 32.5 km 45° north of east, and then walks due east 19.5 km.
*September 28, 2010 by Alyssa*

**physics**

A man walks 3 miles east in 1 hour at a constant velocity, then walks 2 miles east at a constant velocity in 20 minutes, then 2 miles east at a constant velocity in 40 minutes, then rests for 1 hour and then turns around and walks 8 miles west in two hours.What is the distance...
*September 19, 2012 by Confused Student*

**physics**

A man walks 10km due south. The displacement of the man from the initial position is
*January 22, 2014 by etieno*

**Math**

Okay. I have questions like "Walks ten meters in 3 seconds" . How do I find her walking rate. After that I have to find an equation to represent the distance she walks in t seconds. Please help me...Im very confused and terribe at math
*September 11, 2007 by Nick*

**physics**

A 350 piano slides 3.5 down a 33 incline and is kept from accelerating by a man who is pushing back on it parallel to the incline (see the figure ). The effective coefficient of kinetic friction is 0.30. Calculate the force exerted by the man.
*November 9, 2010 by Anonymous*

**grade 7 math**

how can you figure out the length of a shadow if you walk closer to a lamppost?
*March 30, 2011 by melissa*

**physics**

A children's merry-go-round in a park consists of a uniform 200kg disk rotating about a vertical axis. the radius of the disk is 6 m and a 100kg man is standing on the outer edge when the disk is rotating at a speed of 0.20rev/s. how fast will the disk be rotating if the man ...
*November 21, 2009 by jeff*

**physics **

Greg is walking in a daze. He first walks 1000m NE. Then he walks 3000m S and finally 2200m 20° N of E. How far away did Greg end up from the starting point and in which direction?
*October 17, 2010 by jesse k*

**diffirential calculus**

a woman 6ft tall walks away from a light 10ft above the ground. if her shadow lengthens at the rate of 2ft/sec. how fast is she walking?
*September 25, 2011 by kait*

**Physics**

A rifle with a weight of 20N fores a 5.0g bullet with a speed of 300m/s. (a) Find the recoil speed of the riffle (b) If a 700-N man holds the rifle firmly against his shoulder, find the recoil speed of the man and the rifle. Please show work. Thank you!
*July 14, 2013 by Xian*

**pyhsis**

A man walks half of his trip by 40km/hr and ride a bicycle the rest of his trip by 60km/hr. What is his average speed
*November 22, 2013 by susu holic*

**Calculus ~ Related Rates**

A man 2 meters tall walks at the rate of 2 meters per second toward a streetlight that's 5 meters above the ground. At what rate is the tip of his shadow moving?We've already set this up part of the way. We know that dx/dt = - 2 meters per second, and we're looking for dy/dt.
*January 5, 2012 by Mishaka*

**calculus **

A person 150cm tall is walking away from a lamp post at the rate of 15 meter per minute. when the man is 2.5m from the lamp post, his shadow is 3m long. Find the rate at which the length of the shadow is increasing when he is 7m from the lamp post.
*April 18, 2014 by nurul*

**Physics**

A satellite with a mass of 284 kg approaches a large planet at a speed vi,1 = 14.4 km/s. The planet is moving at a speed vi,2 = 11.0 km/s in the opposite direction. The satellite partially orbits the planet and then moves away from the planet in a direction opposite to its ...
*June 6, 2012 by Eric*

**english**

Break the shoes in thoroughly on short walks before going on an extended walk. which of the following is the best way to write the sentence? a)walks before b)walks,before c)walks.before d)walks.Before
*October 12, 2007 by jenny*

**calculus**

2. A bullet is fired from the ground at an angle of 45o above the horizontal. What initial speed vo must the bullet have in order to hit a point 550 ft high on a tower located 600 ft away (ignoring air resistance)? 3. The Giant Ferris Wheel in Vienna has radius R = 30 m (...
*April 14, 2012 by nady*

**physics**

you see lightning and then count 4 seconds till you hear the thunder. From this you conclude that the lightning strike occurred_______ a. 1400m away b. 700m away c. none of the above Can you please show me how to figure out how to get the answer?
*May 1, 2011 by Josh*

**physics**

A man walks 40 meters north and turns and walks 60 meters in a direction 30 degrees to the east of north. What is the distance traveled? What is his displacement?
*September 12, 2007 by Bailey*

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