how is building a skyscraper today simular to and different from the building of the pyramids
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science help plzzz
how is building a skyscraper today simular to and different from the building of the pyramids 
science
how is building a skyscraper today simular to and different from the building of the pyramids(anykind of pyrsmids) Thnx 
Geometry
Just really quick, my friend and I disagree on this problem. I got 1997 and he got 721.033 4. A surveryor is standing on horizontal ground level with the base of a skyscraper. The angle formed by the line segment from his position to the top of the skyscraper is 31 degrees. ... 
physics
Stones are thrown horizontally, with the same initial velocity, from the tops of two different buildings, A and B. The stone from building A lands 4 times as far from the base of the building as does the stone from building B. What is the ratio of building A's height to ... 
physics
Stones are thrown horizontally, with the same initial velocity, from the tops of two different buildings, A and B. The stone from building A lands 4 times as far from the base of the building as does the stone from building B. What is the ratio of building A's height to ... 
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 ... 
Business
How does diversity training increase awareness building and skill building? I think Skill building help managers to teach and conduct perfomrance appraisals with different cultures. This can be done through diversity training. I am not sure what it exactly means by awareness ... 
Math
A pirate is on a hill looking at a building. The building is 400 feet tall. The angle of elevation from the pirate to the building is 4° and the angle of depression from the pirate to the bottom of the building is 2°. What is the shortest distance the pirate will need to ... 
Trigonometry
A building is 50 feet high. At a distance away from the building, an observer notices that the angle of elevation to the top of the building is 41 degrees. How far is the observer from the base of the building? 
differential calculus
a man 6 ft tall is walking toward a building at the rate of 4 ft/sec. if there is a light on the ground 40 ft from the building, how fast is the man's shadow on the building growing shorter when he is 30 ft from the building? 
math
building A is 180 feet shorter than building B. The total height of the two building is1480 feet. find the length of each building 
physics
A building has become accidentally contaminated with radioactivity. The longestlived material in the building is strontium90. (The atomic mass of Sr is 89.9077 u.) If the building initially contained 4.8 kg of this substance and the safe level is less than 10.0 counts/min, ... 
College Trigonometry
From a point 200 yards from the foot of a building, the angle of elevation to the top of the building is 37 degrees. Find the measure of the angles of the triangle formed by the building, the ground, and the line of sight to the top of the building? 
Math Check 2 ?s quick
The angle of elevation to the top of a 20story skyscraper is measured to be 10 from a point on the ground 1,500 feet from the building. Find the height of the skyscraper in feet, correct to three decimal places. (Points : 5) 260.47 73.86 972.54 264.49 < Let f(x) = sin1x... 
Math
A platform and a building are on thesame plane. The angle of depression of the bottom(c) of the building from is 39degree. The angle of elevation of the top(o) of the building From the top of the platform is 56. Given that the distance between the foot of the platform and that... 
Physics
A ball is thrown at an angle of 37.1degrees above the horizontal from a point on the top of a building and 60m from the edge of the building. It just misses the edge of the building and continues on towards the ground. The building is 50m high. At what speed was the ball ... 
precal
A contractor needs to know the height of a building to estimate the cost of a job. From a point 84 feet away from the base of the building, the angle of elevation to the top of the building is found to be 44 degrees and 23'. Find the height of the building. Round your answer ... 
physics
Stones are thrown horizontally with the same velocity from the tops of two different buildings. One stone lands twice as far from the base of the building from which it was thrown as does the other stone. Find the ratio of the height of the taller building to the height of the... 
Physics
Stones are thrown horizontally with the same velocity from the tops of two different buildings. One stone lands twice as far from the base of the building from which it was thrown as does the other stone. Find the ratio of the height of the taller building to the height of the... 
Math
A man standing on top of a 100 foot building sites the top of a nearby building at an angle of elevation of 3.14/8. If he knows the nearby building is 160 feet high,what is his horizontal distance from that building. 
Trigonometry
From a window of one building, the angle of depression to the base of the second building is 29.5, and the angle of elevation to the top is 47.833333. If the building are 200m apart, how high is the second building? 
Maths
A platform and building are on thesame plane. The of angle of depression of the bottom(c) of the building from the top(a) of the platform is 39degree. The angle of elevation of the top(o)of the building from the top of the platform is 56. Given that the distance between the ... 
Physics
Stones are thrown horizontally with the same velocity from the tops of two different buildings. One stone lands four times as far from the base of the building from which it was thrown as does the other stone. Find the ratio of the height of the taller building to the height ... 
Math
From the window of one building, Matt finds the angle of elevation of the top of a second building is 33° and the angle of depression to the bottom of the same building is 55°. The buildings are 25 meters apart. Find the height of the second building to the nearest meter. 
Trigonometry
From a point 35 m from a building and 2 m above the ground , the angle of elevation of the top of the building is observed to be 60° what the height of the building? 
World civilization
Which period of Egyptian history was known for building pyramids 
Physics
A ball thrown horizontally at 18.3 m/s from the roof of a building lands 36.3 m from the base of the building. How tall is the building? 
Physics
A ball thrown horizontally at 22.3 m/s from the roof of a building lands 31.0 m from the base of the building. How high is the building? 
physics
A ball thrown horizontally at 22.3 m/s from the roof of a building lands 31.0 m from the base of the building. How high is the building? 
Physics
A ball is thrown horizontally at 12.2 m/s from the roof of a building and lands 21.0 m from the base of the building. How high is the building? 
physics
A ball thrown horizontally at 13.0m/s from the roof of a building lands 21.4m from the base of the building. How tall is the building? 
math
35% in building A,20% in building B ,and 26% in building c what percent of employees are in building D 
algebra 2
If an observer is 200 ft from a building and the angle of elevationto the top of a building is 60°,what is the height of the building? 
Physics
A ball thrown horizontally at 21m/s from the roof of a building lands 24m from the base of the building. Now high is the building? 
Physics
A ball is thrown horizontally at 18m/s from the roof of a building lands 28metre from the base of the building. Calculate the height of the building. 
Physics(I Have No Idea!!) :)
A ball is thrown at 30 m/s horizontally off a building. it lands 100 meters from the base of the building. How high is the building? 
Per Calculus
A surveyor is standing 50 feet from the base of a building. The angle of elevation to the top of the building is 60 degrees. Approximately how tall is the building? 
Precalculus
A 28 foot ladder just reaches the top of a building and forms an angle at 44. 4 degrees with the wall of the building. How many feet is the building tall? 
Math
Montreal's Marathon building is 395 m tall. From a point level with, and 148m from, the base of the building, what is the angle of elevation to the top of the building? 
Calculus
A man 1.69 meters tall is walking towards a building at the rate of 1.5 meters per second. If there is a light on the ground 15 meter from the building, how fast is the man's shadow on the building growing shorter when he is 5 meters from the building. 
math
a plat form and a building are on the same horizontal plane , the angle of depression of the bottom of the building from the top A of the platform is 39 degree. the angle of elevation of the top D of the building from the top of the platform is 56 degree. given that the ... 
physics
A 0.5 kg rock is projected from the edge of the top of a building with an initial velocity of 9.66 m/s at an angle of 41 degrees. The building is 10.1 m in height. At what horizontal distance, x, from the base of the building will the rock strike the ground? Assume the ground ... 
physics
a man throws a rock horizontally off a building with an initial velocity of 22.4 m/s. it hits the ground 91.6 m from the building. how tall is the building? (positive value) 
help with trigonometry??
Jacob is standing 112 m from a building. The angle of elevation when he looks up to the top of the building is 62°. How tall is the building? I don't really understand how to solve this, please help!! 
physics
A ball thrown horizontally at 17.0 m/s from the roof of a building lands 36.3 m from the base of the building. How tall is the building? could someone PLEASE tell me how to go about solving this problem! 
trig
The angle of elevation to the top of a very tall Building is found to be 15° from the ground at a distance of 1 mi from the base of the building. Using this information, find the height of the building 
trig
The angle of elevation to the top of a very tall Building is found to be 9° from the ground at a distance of 1 mi from the base of the building. Using this information, find the height of the building. 
trig
The angle of elevation to the top of a very tall Building is found to be 9° from the ground at a distance of 1 mi from the base of the building. Using this information, find the height of the building. 
Physics
A baseball is projected horizontally from the top of a building with an initial speed of 15 m/s. The ball strikes the ground 25 m from the base of the building. a. How long will it be in the air? b. How tall is the building? 
Physics
A ball thrown horizontally at 22.2 m/s from the roof of a building lands 35.0 m from the base of the building. How high is the building? I have no idea how to even start this problem. Please help! 
math
The angle of elevation to the top of a building is found to be 5 degrees from the ground at a distance of 4 miles from the base of the building. Find the height of the building to 4 decimal places. 
Math
A 14 FOOT LADDER IS LEANING AHAINST A BUILDING WITH THE BASE OF THE LADDDER 5 FEET FROK THE BUILDING HOW HIGH UP ON THE BUILDING WILL THE TOP OF THR LADDEE REACH? 
college physics
A stone is thrown horizontally from the top of a building with a speed of 29.5 m/sec. It lands 56.3 meters from the base of the building. How long was it in the air, and how tall is the building? 
Math 11
Chungho is standing on the top of a building that is 135 m talk. The angle of depression to the top of the building next door is 71 degrees. The angle of depression to the basebof the building is 77 degrees. The building are 31 m apart. How talk is the other building? 
PHYSICS
A pebble is tossed off a skyscraper and reaches the groung 7.65 seconds later. How tall is this building? 7.65 s x 9.8 m/s^2 = 74.97 meters????? Not sure if I did this right? Thanks 
Math
Fred was measuring the height of a building. He stood standing at some distance from the building and measured an angle of 38 degrees to the top of the building. He then walked 100 feet further away from the building and measured an angle of 34 degrees to the top. How tall is ... 
Math
Montreal’s Marathon building is 195m tall. From a point level with, and 48m away from, the base of the building, what is the angle of elevation of the top of the building, to the nearest degree? 
pre calc
from a distance of 50 feet from the base building, the angle of elevation to the top of the building is 68 degrees. estimate the height of the building to the nearest foot. a.124 b.20 c.19 d.46 i think its d? 
Physics
A man chased by the army, leaps with speed 12 m/s at a 47 degree angle above the horizontal from the top of a building. If he lands 40.0 m from the base of the building, then finds the height of the building 
urgent math
Paul is standing on a 39 m high building. The angle of elevation to the top of a taller building is 47 degrees and the angle of depression to the bottom of the same building is 36 degrees. What is the height of the taller building to the nearest tenth. 
Physics
A ball is shot from the top of a building with an initial velocity of 20 m/s at an angle θ = 39° above the horizontal. If a nearby building is the same height and 55 m away, how far below the top of the building will the ball strike the nearby building? 
Math
From the top of the Metro Building, the angle of elevation of the top of the Gammapro Building is 24° and the angle of depression to the foot of the Gammapro Building is 56°. If the buildings are 45 m apart, determine the height of each building to the nearest meter. 
Triginometry
From the top of the Metro Building, the angle of elevation of the top of the Gammapro Building is 24° and the angle of depression to the foot of the Gammapro Building is 56°. If the buildings are 45 m apart, determine the height of each building to the nearest meter. 
math
a building 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 building is 65 degrees, what is the height of the building to the nearest tenth of a foot? I did tan =x/25 x=25tan65 x=53.61267301 x=53.6 feet the height of... 
Trigonometry
The angle of elevation to the top of a Building in New York is found to be 6 degrees from the ground at a distance of 1 mile from the base of the building. Using this information, find the height of the building. 
Math
A person walks on the building.He slips 1m for every 5m he climbs. If the building is 53m high and he takes 5 seconds to climb 1m. Find the total time taken by him to get on the top of the building. 
Math
A person walks on the building.He slips 1m for every 5m he climbs. If the building is 53m high and he takes 5 seconds to climb 1m. Find the total time taken by him to get on the top of the building. 
Math
A person walks on the building.He slips 1m for every 5m he climbs. If the building is 53m high and he takes 5 seconds to climb 1m. Find the total time taken by him to get on the top of the building. 
trig
A man is between two tall buildings 8m away from the taller building. If the angle of the top of the building from where he stans bears N 8degrees W for the taller one and N 12degrees E for other. How far is he from the other building if the taller building is 6/5 as to the other 
Math
From the roof of a building, the angle of elevation of the top of a taller building is 37 degrees. The angle of depression of the base of the building is 28 degrees. The buildings are 21 m a part. Determine the height of the taller building 
Precalculus
To estimate the height of a building, two students find the angle of elevation from a point (at ground level) down the street from the building to the top of the building is 33 degrees. From a point that is 300 feet closer to the building, the angle of elevation (at ground ... 
MATH (Please Help)
An office building worth $1 million when completed in 2000 is being depreciated linearly over 80 years. What will be the book value of the building in 2048? (Assume the scrap value is $0.) a. The book value of the building in 2048 will be $200,000. b. The book value of the ... 
Algebra 2
Can someone please explain how to do this problem? A 450 foot tall building is near a shorter building. A person on top of the shorter building finds the angle of elevation of the roof of the taller building to be 25 degrees and the angle of depression of its base to be 35 ... 
math
A window in a building is 15.0m above the ground. From this window the angle of elevation to the top of the second building is 32degrees and the angle of depression to the bottom of the second building is 17degrees. What is the height of the second building? diagram needed ... 
Trig
A 24foot ladder is placed against a building. The building is perpendicular to the level ground so that the base of the ladder is 11 feet away from the base of the building. How far up the building, in feet, does the ladder reach? Round to nearest hundredth. 
physics
In a scene in an action movie a person is being chased across a roof top. To escape, the person runs off the edge of the building and falls to the roof of a nearby shorter building. The tall building is 50m high, the short building is 40m high and there is a 5m gap inbetween ... 
maths
The scale of a floor plan is 1:200 in the scale diahgram, the width of the building is 14cms . Calculate the width of the building in metres The length of the building is 32m. Calculate the lenght of the building in scale diagram in centimetres 
Physics
In a scene in an action movie, a stunt man jumps from the top of one building to the top of another building 3.5 m away. After a running start, he leaps at an angle of 14 with respect to the flat roof while traveling at a speed of 5.6 m/s. The acceleration of gravity is 9.81 ... 
math
john is standing 100 metres away from a building.the angle of elevationto the top of the building is8 degrees .He now walks straight away from the building.When he stopes,the angle of elevation is only 1 degree and 48 seconds.How far away is now from the base of the building. 
math
john is standing 100 metres away from a building.the angle of elevationto the top of the building is8 degrees .He now walks straight away from the building.When he stopes,the angle of elevation is only 1 degree and 48 seconds.How far away is now from the base of the building. 
trig
Question Part Points Submissions Used The angle of elevation to the top of a very tall Building is found to be 7° from the ground at a distance of 1 mi from the base of the building. Using this information, find the height of the building. 
Algebra 2 help its urgent please(:
Jacob is standing 112 m from a building. The angle of elevation when he looks up to the top of the building is 62°. How tall is the building? Enter your answer, rounded to the nearest tenth I'm really confused on this question 
physics
A rock is projected from the edge of the top of a building with an initial velocity of 19.6 m/s at an angle of 31 degrees above the horizontal. The rock strikes the ground a horizontal distance of 77 m from the base of the building. The acceleration of gravity is 9.8 m/s^2.(... 
physics
Batman is standing on top of a 201 m tall building. He kicks off the building with a horizontal velocity of 10 m/s. Joker is driving a car towards the building at 40 m/s. What is batman's velocity at the point of impact (with respect to the ground)? How far away from the ... 
trigonometry
A pedestrian is an between two tall building, from a point 10 meter high on the first building, the angle of depression of the pedestrian is 20°,10' from the same point, the angle of elevation of the top of the second building is 15°,20'. If the two building are 40 meter ... 
physics
Joel is walking down a street and sees a 115 ft tall building in front of him. He stops 190 feet from the base of the building at the tip of the building's shadow. Round answers to three decimal places. 
a.u.d senior high school mathematics
A girl is 160cm tall stands from the foot of a building. She finds that the angle of elevation of the top of the building is 27 degree. Calculate the height of the building to the nearest 1/2 meter. Give the solution 
Math
Ms hunt is standing on top of the building that is 135m tall. The angle of depression to the top of the building next door is 71 degrees. The angle of depression to the base of the building is 77degrees. The buildings are 31m apart. How tall is the other building 
trigonometry
from a point 35 meter from a building and 2 meter above the ground, the angle of the elevation of the top of the building is observed to be 60 degrees. what is the height of the building? 
Physics
A brick is thrown horizontally off the top of a building at 7 m/s. If the building is 31m tall, how far from the base of the building will the brick land. 
trig
At 2 points 95 ft apart on a horizontal line perpendicular to the front of a building, the angles of elevation of the top of the building are 25 degrees and 16 degrees. How tall is the building? 
geometry
at a distance of 20m from a building, a person who is 3 m tall looks up at an angle of 25 degrees to see the top of the building. how tall is the building to the nearest meter? 
physics
A person standing on top of a building throws a ball with a horizontal velocity of 14 m/s. If the ball strikes the ground 65 m from the base of the building, how high is the building? 
geometry
chung ho is standing on the top of a building that is 135m tall. The angle of depression to the top of the building next door is 71 degrees. The angle to the base of the building is 77 degrees. The buildings are 31m apart. How tall is the other building? thanks for your help. 
Trigonometry
point A and B are 100m apart and are of the same as the foot of a building. the angle of elevation of the top of the building from point A an B are 21 degrees and 32 degree respectively. how far is A from the building 
Trigonometry
point A and B are 100m apart and are of the same as the foot of a building. the angle of elevation of the top of the building from point A an B are 21 degrees and 32 degree respectively. how far is A from the building 
Geometry
A building casts a shadow that is 250 ft long. The angle of elevation from the tip of the shadow to the top of the building is 43°. Find the height of the building to the nearest foot. 
Math
Building A is 40m high.The angle of depression of the top of Building B from the top of A is 26 degrees.if the two buildings are 10m apart,find the height of building B 
trigonometry
From a point 36 meters from a building and 2.3 meters above the ground, the angle of elevation of the top of the building is observed to be 60°. What is the height of the building? 
trigonometry
From the top of a building the angle of depression of a point P on the ground is 15 degrees. The point P is 55 ft from the base of the building. Determine the height of the building.