Friday

January 30, 2015

January 30, 2015

Number of results: 36,753

**Physics**

A 1.40 kg skateboard is coasting along the pavement at a speed of 5.5 m/s when a 0.800 kg cat drops from a tree vertically downward onto the skateboard. What is the speed of the skateboard-cat combination.
*February 3, 2014 by Jessica *

**math**

A child’s kite is on top of a straight pine tree. A ladder is placed against the tree and touches the kite. The ladder forms a 45-degree angle with the flat ground. The base of the tree is 9 feet away from the base of the ladder. With only this information, how can you ...
*April 19, 2013 by Tom*

**math**

A child’s kite is on top of a straight pine tree. A ladder is placed against the tree and touches the kite. The ladder forms a 45-degree angle with the flat ground. The base of the tree is 9 feet away from the base of the ladder. With only this information, how can you ...
*April 23, 2013 by Anonymous*

**Physics**

A 1.25 kg skateboard is coasting along the pavement at a speed of 4.24 m/s when a 1.00 kg cat drops from a tree vertically downward onto the skateboard. What is the speed of the skateboard-cat combination?
*December 8, 2011 by Keelan*

**Physics**

A 1.08 kg skateboard is coasting along the pavement at a speed of 4.60 m/s when a 1.19 kg cat drops from a tree vertically downward onto the skateboard. What is the speed of the skateboard-cat combination?
*October 22, 2012 by Angela*

**physics**

A 1.13 kg skateboard is coasting along the pavement at a speed of 4.28 m/s when a 0.93 kg cat drops from a tree vertically downward onto the skateboard. What is the speed of the skateboard-cat combination?
*December 12, 2013 by Najah*

**Physics**

A 1.08 kg skateboard is coasting along the pavement at a speed of 5.30 m/s when a 1.05 kg cat drops from a tree vertically downward onto the skateboard. What is the speed of the skateboard-cat combination?
*January 9, 2014 by Daijha*

**geometry**

Tree stands 25 feet tall and 15 feet wide base 7.5 feet . You want to hang strings of lights from top to bottom on the outside. How long should each string be?
*March 3, 2012 by kim*

**math**

A student is trying to calculate the height of a tree. She measures the shadow to be 15 yards long at 3:00 p.m. At this time the angle of elevation of the sun is appoximately 68 degrees. How tall is the tree?
*January 3, 2014 by need help*

**Math**

henry is 5ft tall and casts a shadow that is 15ft long a tree next to henry casts a 324-ft long shadow. how tall is the tree?
*February 29, 2012 by Cathy*

**PLEASE ANSWER THIS!!!**

Two trees stand side-by-side. The shorter tree is feet tall. Its shadow is 9 feet long. The taller tree is feet tall. How long is its shadow?
*April 1, 2011 by Dezzy*

**math**

I have 2 tree's the young tree is 5 meter's high and has a shadow of 2.0 meter's. the older tree has a shadow of 3.5 meter's How tall is the older tree.
*June 20, 2010 by John*

**math**

Judy lies on the ground 45 feet from her tent. Both the top of the tent and the top of a tall cliff are in her line of sight. her tent is 10 feet tall. About how tall is the cliff?
*November 4, 2013 by marisela*

**physics**

Toby the cat is stuck in a tree. Billys dad placed a ladder 5 ft from the base of the tree and then leaned the ladder against the tree. the top of the ladder is where toby is sitting. if the ladder makes a 65 degree angle with the ground, how far up the tree is the cat?
*July 2, 2010 by Tiffany*

**Science**

A monkey that weighs 270 newtons is hanging from the branch of a tree. What is the size and direction of the monkey's force on the tree branch?
*December 9, 2013 by Angelo*

**math**

toby the cat is stuck in a tree. billys dad placed a ladder 5 feet from the base of the tree and then leaned the ladder against the tree. the top of the ladder is where toby is sitting. if the ladder makes a 65 degree angle with the ground, how far up the tree is the cat?
*July 2, 2010 by Teri*

**Physics**

A 31.8 kg child swings on a rope with a length of 6.12 m that is hanging from a tree. At the bottom of the swing, the child is moving at a speed of 4.2 m/s. What is the tension in the rope?
*October 8, 2007 by Dante*

**physics**

4.A 30.8-kg child swings on a rope with a length of 6.29 m that is hanging from a tree. At the bottom of the swing, the child is moving at a speed of 4.2 m/s. What is the tension in the rope?
*February 22, 2011 by jimmyjonas*

**physics**

A 34.3-kg child swings on a rope with a length of 6.11 m that is hanging from a tree. At the bottom of the swing, the child is moving at a speed of 4.2 m/s. What is the tension in the rope?
*September 25, 2011 by didi*

**physics**

A 32.2-kg child swings on a rope with a length of 6.06 m that is hanging from a tree. At the bottom of the swing, the child is moving at a speed of 4.2 m/s. What is the tension in the rope?
*February 18, 2012 by Jessica*

**phys4**

A 31.5-kg child swings on a rope with a length of 6.26 m that is hanging from a tree. At the bottom of the swing, the child is moving at a speed of 4.2 m/s. What is the tension in the rope?
*February 20, 2012 by opp*

**math!**

1. a flagpole is 20ft tall and casts a 28ft long shadow . a tree has a shadow that is 49 ft long. how tall is the tree? 2. there are 6 pieces of paper in a box numbered 1 through 6. mark needs to pick a 3 and then a 5 in order to win. the first pick is not replaced. what are ...
*May 31, 2010 by Sara!*

**math**

a man is 68 inches tall and casts an 8 foot shadow. A tree casts a 21 foot shadow, how tall is the tree
*September 1, 2014 by chris*

**physics**

A man running horizontal road with velocity 8 km/hr. Find the rain falling vertically downward direction. When he increases speed to 12 km/hr he find rain drops are falling at an angle 30' with downward vertically. What will be the velocity of rain?
*July 28, 2011 by Sonu*

**Geometry**

Carl is looking to buy a farm. While looking at a potential property, Carl wants to know the height of the silo. He measures a nearby tree to be 8ft. When he stands 25ft away from the silo and 2 ft away from the tree, he can see the silo in the distance. His eyesight is 5 ft ...
*December 11, 2014 by Luke *

**math**

From a lookout tower 80 ft. high, a man observes from a position 6.5 ft. below the top of the tower that the angle of elevation of the top of a certain tree is 12 degrees 40 minutes and the angle of depression of its base is 72 degrees 20 minutes. If the base of the tower and ...
*August 1, 2012 by Sasuke*

**Physics**

. The cheetah is the fastest running animal in the world. Cheetahs can accelerate to a speed of 20 m/s in 2.5 an can continue to accelerate to reach a stop speed of 29 m/s. Assume the acceleration is constant until the stop speed is reached and is zero thereafter. (a) Express ...
*September 16, 2012 by Chris*

**math**

A street light is at the top of a 16.0 ft. tall pole. A man 5.9 ft tall walks away from the pole with a speed of 5.5 feet/sec along a straight path. How fast is the tip of his shadow moving when he is 47 feet from the pole?
*November 12, 2014 by Charlie*

**trig**

A tree casts a shadow 50 yards long when the angle of the sun (measured from the horizon) is 30 degree. How tall is the tree in feet? (A) 150p3 (B) 50p3 (C) 150 (D) 75p3 (E) None of the above.
*May 7, 2011 by minh*

**physics**

Ricardo and Jane are standing under a tree in the middle of a pasture. An argument ensues, and they walk away in different directions. Ricardo walks 25.0 in a direction 60.0 west of north. Jane walks 14.0 in a direction 30.0 south of west. They then stop and turn to face each ...
*February 29, 2012 by Anonymous*

**math**

A tree casts a shadow of 28 feet. At the same time, a biologist who is 7 feet tall casts a shadow of 2 feet. How tall is the tree?
*May 19, 2011 by Daniel*

**math**

Math homework help????? please? heres what it says on the paper. Using proportions, you can calculate the dimensions of objects without having to measure them. solve the problems that follow... heres the problem ===================================== amy is 5 feet tall and ...
*May 23, 2011 by selena*

**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**

Two dogs are 180 ft apart on opposite sides of a tree. The angles of elevation from the dogs to the top of the tree are 35 degrees and 23 degrees. What is the height of the tree?
*July 30, 2008 by May*

**Physics**

A box of mass 1kg is placed on a table and is connected to a hanging mass m by a string strung over a pulley. If the coefficient of kinetic friction between the box and the table is .3 and the box slides at a constant speed of .5m/s what is the weight of the hanging mass? ...
*November 14, 2007 by Andrea*

**7th grade science help **

3. Which is a possible genotype of a child of parents with blood types O and AB? (1 point) AO; BO AB; BO BO; OO CO; AB 4. You are looking at four tall pea plants. What are their phenotypes and genotypes, respectively? (1 point) tall; Tt or TT short; tt Tt or TT; tall tt; Short
*December 7, 2012 by Delilah*

**Math**

A 5.0 m tree is leaning 5° from the vertical. To prevent it from leaning any farther, a stake needs to be fastened 2 m from the top of the tree at an angle of 60°with the ground. How far from the base of the tree, to the nearest metre, must the stake be?
*January 20, 2013 by Rutba*

**army public**

a snail climbs 20meters tall tree.everyday,he climbs 5m up and slip 2m down in. how many days will he clib the tree"
*February 5, 2011 by shanzay*

**Calculus**

A street light is at the top of a 19 foot tall pole. A 6 foot tall woman walks away from the pole with a speed of 7 ft/sec along a straight path. How fast is the tip of her shadow moving when she is 30 feet from the base of the pole?
*April 3, 2012 by Joe*

**9th grade integrated algebra**

a tree casts a 25 foot shadow on a sunny day if the angle of elevation from the tip of the shadow to the top of the tree 32 degrees, what is the height of the tree to the nearest thenth of a foot?
*May 22, 2011 by michaela*

**Math**

A pine tree stands 10 meters tall but due to a windstorm it is leaning at a 60 degree angle with the ground. Find an exact expression for the length of the shadow of the tree when the sun is directly overhead.
*November 17, 2014 by Peach*

**English**

Tarzan is best labbled as which archetype? a bad boy b none c chief d super-hero e charmer i think c and d are the possible amswers because i think Tarzan has some characteristic as same as c and d
*July 7, 2010 by Rainbow*

**Calc**

A street light is at the top of a 16ft tall pole. A woman 6ft tall walks away from the pole with a speed of 6ft/sec along a straight path. How fast is the tip of her shadow moving when she is 30ft from the base of the pole?
*June 18, 2013 by Morgan*

**math**

Using the shadow method, Norman finds the height of a tree as follows: He measures the shadow of the measuring stick (4ft) and the tree (20ft). He then uses similar triangles to find the tree's height. If the measuring stick is 3 feet long, how tall is the tree? 4 feet squared...
*July 10, 2014 by kat*

**physics**

A daring ranch hand sitting on a tree limb wishes to drop vertically onto a horse galloping under the tree. The constant speed of the horse is 14.0 m/s, and the distance from the limb to the level of the saddle is 2.00 m. (a) What must be the horizontal distance between the ...
*January 21, 2010 by kathy*

**Physics**

Jane and John, with masses of 50 kg and 60 kg, respectively, stand on a frictionless surfact 10 m apart. John pulls on a rope that connects him to Jane, giving Jane an acceleration of 0.92 m/s^2 toward him. (a) What is John's acceleration? (b) If the pulling force is applied ...
*February 12, 2012 by Katelyn*

**Calculus**

Line l is tangent to the graph of y= x - x˛/500 at point Q & it crosses the y-axis at (0, 20) a). Find the x-coordinate of point Q b. Write an equation for line l c) Suppose the graph of y=x-x^2/500, where x and y are measured in feet, represents a hill. There is a 50-foot ...
*February 15, 2014 by Rachel*

**Physics URGENT!!!**

A 91.0 kg fullback running east with a speed of 6.00 m/s is tackled by a 73.0 kg opponent running north with a speed of 3.00 m/s. Where did the lost energy go?
*October 17, 2012 by Anonymous*

**physics**

A ball is thrown upward from the top of a 27.0-m-tall building. The ball's initial speed is 12 m/s. At the same instant, a person is running on the ground at a distance of 31.2 m from the building. What must be the average speed of the person if he is to catch the ball at the ...
*May 13, 2007 by micole*

**physics**

if a train is travelling with a speed equal to light and a girl is running inside it in the way the train is running.an observer see the girl from outside running.what is the speed of the girl AND WHY??
*June 25, 2012 by mukul bawa*

**Trigonometry (Math)**

From a point 5m. above the water surface, the angle of elevation of the top of a certain tree is 40°10' while the angle of depression to the foot of the tree is 63°20'. Find the height of the tree and the distance from the point of observation. -Complete Solution Please. Thanks:)
*September 22, 2014 by choleng13*

**Physics**

61 kg soccer player jumps vertically upwards and heads the 0.45 kg ball as it is descending vertically with a speed of 29 m/s. If the player was moving upward with a speed of 4.0 m/s just before impact, what will be the speed of the ball immediately after the collision if the ...
*November 7, 2010 by Anonymous*

**Physics**

61 kg soccer player jumps vertically upwards and heads the 0.45 kg ball as it is descending vertically with a speed of 29 m/s. If the player was moving upward with a speed of 4.0 m/s just before impact, what will be the speed of the ball immediately after the collision if the ...
*November 7, 2010 by matt*

**physics**

A 81.0 kg soccer player jumps vertically upwards and heads the 0.45 kg ball as it is descending vertically with a speed of 28.0 m/s. If the player was moving upward with a speed of 4.40 m/s just before impact. (a) What will be the speed of the ball immediately after the ...
*October 21, 2012 by Anonymous*

**physics**

A 81.0 kg soccer player jumps vertically upwards and heads the 0.45 kg ball as it is descending vertically with a speed of 28.0 m/s. If the player was moving upward with a speed of 4.40 m/s just before impact. (a) What will be the speed of the ball immediately after the ...
*October 22, 2012 by Anonymous*

**physics**

A 81.0 kg soccer player jumps vertically upwards and heads the 0.45 kg ball as it is descending vertically with a speed of 28.0 m/s. If the player was moving upward with a speed of 4.40 m/s just before impact. (a) What will be the speed of the ball immediately after the ...
*October 22, 2012 by Anonymous*

**Geometry**

isaac is landscaping a yard , to see how well a tree shades are area of the yard. He needs to know the trees height . The trees shadow is 18 feet long at the same time isaacs shadow is 4 feet long if isaacs is 6 feet tall how tall is the tree
*March 6, 2012 by help*

**Physics**

A 1.25 kg skateboard is coasting along the pavement at a speed of 5.04 m/s when a 0.640 kg cat drops from a tree vertically downward onto the skateboard. What is the speed of the skateboard-cat combination? Answer in units of m/s Your answer must be within ± 1.0%
*January 16, 2014 by Cooper*

**physics**

A 89.0 kg fullback running east with a speed of 5.00 m/s is tackled by a 97.0 kg opponent running north with a speed of 6.00 m/s. (a) Calculate the velocity of the players immediately after the tackle.
*October 21, 2012 by Anonymous*

**physics**

An arrow is shot vertically upward and then 2.15 s later passes the top of a tree 37.0 m high. How much longer will the arrow travel upward, and how high will it go?
*January 26, 2011 by Jamie*

**inter Alegbra**

Pick a car and find its top speed. Assuming that your chosen car reaches its top speed at the top of a ramp, leaving the ramp vertically 20 feet about the ground: 1.) When will the car land back on the ground? 2.) When would the car be traveling the fastest? 3.) When would the...
*November 14, 2010 by linda*

**Physics**

A roller-coster car starts from rest at the top of a 16 meter hight track, and slides without friction through a 6 meter tall loop. Find the speed of the car at the bottom of the loop. find the speed of the car when it's upside down at the top of the loop
*December 6, 2010 by djspidal*

**algebra 1**

a tree i planted a week ago has grown 6 inches. it was 1 foot tall when it was planted. if it continues at the same rates, how tall will it be 56 days from now?
*March 3, 2013 by Anonymous*

**algebra**

a point on one bank he finds the angle of elevation of the top of a tree on the other bank to be 60 degress. from his initial observation point he walks back 200 feet in a straight line with the tree and his first observation point and finds the angle of elevation to the top ...
*July 19, 2011 by alex*

**physics**

Maria throws an apple vertically upward from a height of 1.2 m with an initial velocity of +2.7 m/s. Will the apple reach a friend in a tree house 4.8 m above the ground? the tree house 2. No, the apple will reach 1.40733 m below the tree house 3. No, the apple will reach 3....
*November 12, 2010 by helpless*

**trigonometry - kindly help, needed badly**

From a point on the bank of a stream,the angle of elevation of a tree top on the opposite bank is 38 degrees and 23 mins. And from a point 200.6 ft. straight back from the bank, the angle of elevation of the tree top is 20 degrees and 22 mins. Find the height of the tree and ...
*September 12, 2014 by rhinechilde*

**Math**

Karen is 63 inches tall and casts a shadow that is 32 inches long. At the same time, a tree casts a shadow that is 81 inches long. How tall is the tree?
*January 17, 2011 by John*

**physics**

A superhero is running toward a skyscraper to stop a villain from getting away. As he is moving, he looks up at the top of the building and his line of sight makes a 33.0° angle with the ground. After having moved 300 m, he looks at the top of the building again, and notices ...
*August 9, 2014 by jaime*

**PHYSICS**

1. Vecor A is 3 units in length and points along the positive x-axis. Vector B is 4 units in length and points along a direction 150 degrees from the positive x-axis. What is the direction of the resultant relative to the positive x-axis? a. 80 degrees b. 10 degrees c. 90 ...
*December 14, 2006 by anonymous*

**Physics**

A 2.5 kg block sits on an inclined plane with a 30 degree inclination. A light cord attached to the block passes up over a light frictionless pulley at the top of the plane and is tied to a second 2.5 kg mass freely hanging vertically. The coefficients of static and kinetic ...
*October 11, 2013 by Margaret*

**Angle of elevation**

John stands at 12 feet from the foot of a tree. The angle of elevation to the top of the tree is 60°. What is the height of the tree?
*February 5, 2014 by kris*

**math**

an oak tree grows 500 meters north of the bottom of a rectangular park. The oak tree takes up a space of a circular area with a radius of 2.5 meters .The center of the tree is 24 meters from the left side of the park .The park is 200 meters wide and has a length of 1300 meters...
*April 8, 2013 by aspasia*

**physics**

Students in lab measure the speed of a steel ball launched horizontally from a table top to be 4.2 m/s. If the table top is 1.2 m above the floor, where should they place a 20 cm tall tin coffee can to catch the ball when it lands?
*October 5, 2011 by samantha*

**English**

Is these sentences correct on dangling modifiers? if not please tell me what they should be. Thanks. 1.Flying oer the oak tree,the farmer saw the flock of birds that had damaged his crop. 2. Ironing out all wrinkles,the pants looked much more presentable. 3.The police chief ...
*June 20, 2007 by Lisa*

**Math - Trig**

1. From a point 15m from the base of a tree, the angle of elevation of the top of the tree is 46.48degrees. Approximate the height of the tree. 2. From a point 17.2m from the base of a building, the angle of elevation of the top of the building is 73.5degrees. Aproximate the ...
*December 4, 2013 by McKenna Louise*

**Physics**

A crown glass plate 2.5 cm thick is placed over a newspaper. How far beneath the top surface of the plate would the print appear to be if you were looking almost vertically downward through the plate?
*June 5, 2012 by Bob*

**physics**

A 50.0 kg soccer player jumps vertically upwards and heads the 0.45 kg ball as it is descending vertically with a speed of 27.0 m/s. If the player was moving upward with a speed of 2.80 m/s just before impact. (a) What will be the speed of the ball immediately after the ...
*October 23, 2012 by Anonymous*

**physics**

A 50.0 kg soccer player jumps vertically upwards and heads the 0.45 kg ball as it is descending vertically with a speed of 27.0 m/s. If the player was moving upward with a speed of 2.80 m/s just before impact. (a) What will be the speed of the ball immediately after the ...
*October 23, 2012 by Anonymous*

**math**

A pine tree casts a 12-meter shadow on level ground. The angle of elevation from the tip of the shadow to the top of the tree is 50 degrees. To the nearest tenth of a meter, what is the height of the pine tree? Explain
*April 21, 2009 by Helen*

**math**

A pine tree casts a 12-meter shadow on level ground. The angle of elevation from the tip of the shadow to the top of the tree is 50 degrees. To the nearest tenth of a meter, what is the height of the pine tree? Explain
*April 21, 2009 by Helen*

**physics**

A daring stunt woman sitting on a tree limb wishes to drop vertically onto a horse galloping under the tree. The constant speed of the horse is 12.5 m/s, and the woman is initially 1.31 m above the level of the saddle. How long is she in the air? The acceleration of gravity is...
*October 11, 2012 by Asi*

**physics**

A snowball is thrown horizontally with a speed of 23.9 m/s from the top of a campus building. It takes the snowball 1.91 sec to travel from the top of the building to the parking lot below. How tall is the building?
*December 2, 2009 by Alex*

**physics-HELPP**

A 50.0 kg soccer player jumps vertically upwards and heads the 0.45 kg ball as it is descending vertically with a speed of 27.0 m/s. If the player was moving upward with a speed of 2.80 m/s just before impact. (a) What will be the speed of the ball immediately after the ...
*October 23, 2012 by Anonymous*

**Math**

Two poles are 20 feet tall and 30 feet tall, respectively. If they are 30 feet apart, how far is it from the top of one pole to the top of the other pole? Round your answer to the nearest tenth of a foot.
*February 24, 2014 by Amanda*

**geometry**

A student notices that the shadows of a sign and a tree lie among the same line and end at the same point. The height of the sign is 2 meters and its shadow is 3 meters in lenght. The distance from the base of the sign to the base of the tree is 12 meters. How tall is the tree?
*June 5, 2012 by Tara*

**ALGEBA**

A POLE IS LEANING AGANIST A TREE SO THAT THE TOP OF THE POLE IS AT A HEIGHT OF 22FT.THE BUTTON OF THE POLE IS ON THE GEOUND 6FT AWAY THE TREE.WHAT IS THE SLOPE OF THE POLE LEANING AGAINST THEE TREE
*November 27, 2010 by SAO*

**Physics**

Consider a stainless steel annular disk with an outer radius 68mm and inner radius7.4mm. The mass of the disk is 1349 grams. The stainless steel annular disk is allowed to rotate on a frictionless table with the rotation axis at its center. The disk has a small cylinder ...
*October 30, 2012 by Annie*

**Physics**

Consider a stainless steel annular disk with an outer radius 68mm and inner radius7.4mm. The mass of the disk is 1349 grams. The stainless steel annular disk is allowed to rotate on a frictionless table with the rotation axis at its center. The disk has a small cylinder ...
*October 30, 2012 by Annie*

**physics**

A daring 510 { N} swimmer dives off a cliff with a running horizontal leap, as shown in the figure below. What must her minimum speed be just as she leaves the top of the cliff so that she will miss the ledge at the bottom, which is 1.75 {m} wide and 9.00 {m} below the top of ...
*January 26, 2011 by mely*

**physics**

Maria throws an apple vertically upward from a height of 1.3 m with an initial velocity of +2.6 m/s. Will the apple reach a friend in a tree house 2.4 m above the ground? The acceleration 1. No, the apple will reach 1.37063 m below the tree house 2. Yes, the apple will reach 1...
*September 25, 2012 by jane*

**physics**

an apple is dropped from the top of a building 75 m tall. at the same time a mango is thrown vertically up from the foot of the building with a velocity 30m/s. when and where will the apple and the mango meet?
*September 13, 2012 by Anonymous*

**physcial science**

How to solve for Jane (mass 40 kg),standing on slippery ice, catches her leaping dog (mass 15 kg) moving horizontally at 3 m/s. What is the speed of Jane and her dog after the catch?
*February 12, 2011 by Cindy*

**Economics**

If Jane can produce 3 pairs of shoes hourly, while Bob can produce 2, then one can infer that the __________ advantage belongs to __________. A. absolute; Jane B. comparative; Jane C. comparative; Bob D. comparative and absolute; Jane I think it's D but I don't get how ...
*October 7, 2012 by Blaze*

**physics**

Your friend has climbed a tree to a height of 6.00 m. You throw a ball vertically up to her and it is traveling at 5.00 m/s when it reaches her. What was the speed of the ball when it left your hand if you released it at a height of 1.10 m?
*December 20, 2010 by sabeen*

**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*

**Science**

I'v been looking all over the web, but I can't seem to come up with a good response to this: "Describe 2 ways in which maple trees are suited to survive through the winter." Any ideas? Maple trees drop their leaves and the sap stops running in cold weather. This site has more ...
*June 27, 2007 by Lindsay*

**physics**

A daring ranch hand sitting on a tree limb wishes to drop vertically onto a horse galloping under the tree. The constant speed of the horse is 15.0 m/s, and the distance from the limb to the level of the saddle is 3.50 m. (a) What must be the horizontal distance between the ...
*October 11, 2009 by Becky*

**trigonometry**

From the top of the waterfalls, the angles of depression of the foot and the top of the tree are 39° and 24° , respectively. If the tree is 3 m from the foot of the waterfalls, how high is the waterfalls??
*January 13, 2015 by yop*

**math 115 CH 7**

A tree casts a shadow that measures 5 m. At the same time, a meter stick casts a shadow that is 0.4 m long. How tall is the tree? Is this correct ? 1m=.4m 1m÷.4m =2.5m 2.5m X 5m =12.5m
*December 9, 2008 by Debbie*

**Physics**

On level ground, you stand 21.0m from the base of a tree and determine that the treetop is at 46 degrees above the horizontal, as measured from ground level. How tall is the tree?
*February 8, 2012 by Tig*

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