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Trigonometry
An observer in a lighthouse 350 feet above sea level observes two ships directly offshore. The angles of depression to the ships are 4° and 6.5°. How far apart are the ships?

Trigonometry
An observer on a cliff 1000 dm above sea level sights two ships due east. the angles of depression of the ships are 44o and 32o. Find the distance between the ships.

S.S
The merrimack and the monitor changed naal warfare because they engaged in the first battle between A. metal covered ships B. wooden ships C. aircraft carriers D. ships carrying guns I say its B, please check.

math
an observer in a lighthouse 300 ft above sea level observes 2 ships directly offshore. The angles of depression to the ships are 3 degrees and 4.5 degrees. How far apart are the two ships?

MATH
We want an estimate of the mean time required for ships of a particular class to cross the Pacific Ocean from San Francisco to Tokyo. Little is known about the distribution of the mean time for this class of ships to cross the ocean due to the age variation of the ships. It is...

Math
Two ships leave a lighthouse from opposite directions.The speed of ship A is 8 Km/h faster than ship B. at the end of 60 hours the two ships are 4320 km apart. Find the speed of two ships

angle
1.) From the top of a lighthouse 52 metres high,the angles of depression of two ships due north of it are 42 and 37. How far apart are the ships ?

indian school
As observed from the top of 60m high light house the angle of dipression of two ships are 30 and 45.Findthe distance between ships.

Trig
I have no idea how to do this problem From an airplane flying 2 kilometers aboce the ocean, a piolet sees two ships directly to the east. The angles of depression to the ships are 8 degrees 20 minutes and 75 degrees 40 minutes how far away are the ships? I know what the anlge ...

geometry
the pilot of a plane flying 2000 meters above sea level observes two ships in line due east of the plane. the angles of depression of the line of sight of the pilot to the two ships are 42 degrees and 30 degrees. how far apart are the two ships at the time of the sighting?

maths
a person observed from the top of a light house which is 80 m above the sea level that angle of depression of two ships are 45 degree and 60 degree. The two ships are on same side of the light house.They are in the line with the foot of the light house.find the distance ...

History
Why was shipbuilding important to the Romans international trade? A. A major part of Romes economy was the selling of ships to foriegn merchants. B. Italy was covered with forests, which provided the lumber needed to build ships. C. Romans could build ships faster and better ...

math
from a height of 40 m above sea level, two ships are traveling due west. the angles of depression are 45 degrees and 60 degrees. how far apart are the ships?

trig
Help! Ships A and B leave port at the same time and sail on straight paths making an angle of 60 degrees with each other. HOw far apart are the ships at the end of 1 hour if the speed of ship A is 25 km/h and that of ship B is 15 km/h?

math
Two ships pursue straight-line courses at steady speeds. At each time t (in hours, where 0 less-than-or-equal t less-than-or-equal 14), the positions of the two ships are given by: Ship A (10t+35, 20t+25) Ship B (11t+15, 22t+15) These coordinates are with reference to a ...

Math Probability
3) For years, ocean going ships have been using colored flags for signaling. By changing the order of the colored flags, the ships can send out different signals. If most ships carry six flags (each of different colors) how many different signals are possible if... a) all six ...

Math-Calculus
Consider two ships which are joined by a cable attached to each ship at the water line. Suppose the two ships are 200 metres apart, with the cable stretched tight and attached to a pulley which is anchored halfway between the ships at a depth of 45 metres. If one ship moves ...

math
two cruise ships sail from NY to FL.ONE ship make the round trip in 8 days.the other ship make the round trip in 10 days.both ships sail from ny today.which is the fewest number of days before both ships will sail again from newyork on the same day?

math
Two ships leave port at 4 p.m. One is headed N38°E and is travelling at 11.5 km/h. The other is travelling at 13 km/h, with heading S47°E. How far apart are the two ships at 6 p.m.?

math test
A new cruise ship line has just launched 3 new ships: the Pacific, the Caribbean, and the Mediterranean. The Caribbean has 32 more rooms then the Pacific. The Mediterranean has 38 fewer rooms than FOUR times the number of rooms on the Pacific. Find the number of rooms for each...

math
A new cruise ship line has just launched 3 new ships: the Pacific, the Caribbean, and the Mediterranean. The Caribbean has 32 more rooms then the Pacific. The Mediterranean has 38 fewer rooms than FOUR times the number of rooms on the Pacific. Find the number of rooms for each...

math
From the top of a light house the angle of incidence of the two ships are 45&30 degree respectively if both the ships are at a distance 200m from each other then find out the height of the light house

Statistics
The number of ships to arrive at a harbor on any given day is a random variable represented by x. The probability distribution of x is as follows. (Give your answers correct to two decimal places.) x 10 11 12 13 14 P(x) 0.37 0.09 0.05 0.14 0.35 (a) Find the mean of the number ...

statistics help
The number of ships to arrive at a harbor on any given day is a random variable represented by x. The probability distribution of x is as follows. (Give your answers correct to two decimal places.) x 10 11 12 13 14 P(x) 0.38 0.1 0.07 0.12 0.33 (a) Find the mean of the number ...

Calculus
Two ships are leaving port at the same time. The first ship is sailing due east at 20 km/hr and the other due north at 15 km/hr. How fast are the ships moving away from each other 2.0 hr later?

Trigo
From the top of the mountain 30m. Above the sea level, the angle of depression of two ships lying in a vertical plane with a mountain top measure 28° and 23°. Find the distance between the ships.

history WWI
I don't understand this question: US ships were kept out of North Sea (which had mines) put by Britian. Was Wilson being inconsistent? I don't understand, Is the question asking if Wilson was inconsistent about keeping US ships out of North Sea or inconsistent about Wilson not...

math
Bob has 18 model cars and ships. He has 8 more cars than ships. How many cars does he have?

math
2 ships sail from the same por, one sails dew east at 15 mph and the second sailed dew south at 20 mph, how far apart are the ships after 3 hours? could you show the how you set this problem up?

Maths
As observed from the top of the light house of height 'h'm .The angles of depression of two ships approaching it are p and q.If one ship is coming from west and other is coming from south.Find the distance between two ships in terms of a.

Math check
The number of ships to arrive at a harbor on any given day is a random variable represented by x. The probability distribution of x is as follows. (Give your answers correct to two decimal places.) x 10 11 12 13 14 P(x) 0.37 0.09 0.05 0.14 0.35 (a) Find the mean of the number ...

math
At 5 p.m two ships started sailing toward each other from ports which were 300 miles apart at average rates of 20 and 25 miles per hour. At what time were the ships still 30 miles apart?

math
could someone show me how to write this or set up this equation?2 ships sail from the same port, one sails dew east at 15 mph and the second sailed dew south at 20 mph, how far apart are the ships after 3 hours?

Math
t noon, ship A is 30 nautical miles due west of ship B. Ship A is sailing west at 16 knots and ship B is sailing north at 22 knots. How fast (in knots) is the distance between the ships changing at 7 PM? (Note: 1 knot is a speed of 1 nautical mile per hour.) Note: Draw ...

Calculus
At noon, ship A is 50 nautical miles due west of ship B. Ship A is sailing west at 20 knots and ship B is sailing north at 16 knots. How fast (in knots) is the distance between the ships changing at 6 PM? (Note: 1 knot is a speed of 1 nautical mile per hour.) Note: Draw ...

Math
Two ships leave port at 4 p.m. One is headed N38°E and is travelling at 11.5 km/h. The other is travelling at 13 km/h, with heading S47°E. How far apart are the two ships at 6 p.m.? i am in grade 11 :), studying ahead of the class :) its 8 pm here, this question is hard for ...

physics
How is it that ships made largely of steel can float when the density of steel is much higher than the density of water? Why is it possible to make oil tankers much larger than other ships?

Geometry
A child on top of a lighthouse observes two ships that are 90 ft apart from each other. The angles of the depression of the two ships are 34º and 20º. How far is the closest ship from the base of the lighthouse? I'm sorry, I would show my work, I just don't know if I could ...

geometry
A child on top of a lighthouse observes two ships that are 90 ft apart from each other. The angles of the depression of the two ships are 34º and 20º. How far is the closest ship from the base of the lighthouse? I'm sorry, I would show my work, I just don't know if I could ...

Basic Algebra
A new cruise ship line has just launched 3 new ships: the Pacific, the Caribbean, and the Mediterranean. The Caribbean has 15 more deluxe staterooms than the Pacific. The Mediterranean has 26 fewer deluxe staterooms than four times the number of deluxe staterooms on the ...

English
Thank you. How would you check sentences numer 3 and 4. I'm not sure about my corrections Just two things on my previous post. 1)"as long as Dunsinane hill doesn't move towards him " is better than "until Dunsinane hill moves towards him"? 2) Women weren't allowed to act so ...

maths
An airplane is flying at an altitude of 10,000m. The pilot sees two ships A and B. Ship A is due south of P and 22.5km away (in a direct line).Likewise ship B is due East and 40.8km from P. Find the distance between the two ships.

Ss
•British and French military ships were stopping American merchant ships and “kidnapping” sailors •British were helping support the Native Americans in attacks against the Americans •BOTH ABOVE STATEMENTS WENT AGAINST THE TREATY OF PARIS 1783 Write why

Math
Two ships are sailing in the sea on the two sides of a lighthouse. The angle of elevation of the top of the lighthouse is observed from the ships are 30 degrees and 45 degrees respectively. If the lighthouse is 100m high, the distance btn the ship is?

algebra
At 3PM, two ships started sailing toward each other from ports which were 265 miles apart at average rates of 18 and 23 miles per hour. At what time were the ships still 60 miles apart? *Again, I;m having a real bad day; please walk me through this.*

Pre- Algebra
7.)The stem–and–leaf plot shows the number of fish that were caught by several ships in a fishing fleet. How many ships caught 37 fish or fewer? stem Leaves 3 | 0 3 3 5 6 4 | 0 2 4 5 8 9 9 5 | 0 1 2 4 key: 2|4 means 24 A.)12 B.)16 C.)14 D.)13 I think B is the answer but my...

math
A new cruise ship line has just launched 3 new ships: the Pacific Paradise, the caribbean paradise, and the mediterranean paradise. The carabbean paradise has 19 more deluxe staterooms than the Pacific paradise. The mediterranean paradise has 36 fewer duluxe rooms than twice ...

Advanced Maths (Vectors) AQA Level, please help?
Two ships, A and B st out from port O simultaneously. A travels due north at 16 km/h, B due east at 13 km/h. The ships radio have a rang of 120. For how long would they remain in contact if B had travelled north-east

Math
Two ships left the same port at the same time. One travelled at 16kn/h on a course of 275 degrees while the other at 20 km/h of 225 degrees. How far apart are the ships after a. 2 hours? b. 4 hours? *note: this is a trigonometry question using the cosine law. Thanks!

English
Thank you. Do you say "he will become Thane of Cowdor OR the Thane of Cowdor? I looked up prophesy in the dictionary and found out that it can be both a noun or a verb. (to Prophesy: to say what will happen in the future, especially using religious or magical knowledge [= ...

Algebra
Three ships leave New York for France on the same day. The round trip takes the first ship 12 days, the second ship 16 days and the third ship 20 days. How many days will elapse before all three ships again leave New York on the same day? Assume continuous trip activities for ...

Physics
How is it that ships made largely of steel can float when the density of steel is much higher than the density of water? Why is it possible to make oil tankers much larger than other ships (and what happens when an oil tanker is unloaded?)

Physics
How is it that ships made largely of steel can float when the density of steel is much higher than the density of water? Why is it possible to make oil tankers much larger than other ships (and what happens when an oil tanker is unloaded?)

maths
Iam stuck with this question.Please anyone help me. An airplane is flying at an altitude of 10,000m.The pilot sees two ships A and B.Ship A is due south of P and 22.5km away(in a direct line).Likewise ship B is due East and 40.8km from P. The height is 10km. Find the distance ...

Trig
Two ships leave the same port at 7.am. The first ship sails towards europe on a 54 degree course at a constant rate of 36 mi/h. The second ship,neither a tropical destination, sails on a 144 degree course at a constant speed of 42 mi/h. Find the distance between the ships at ...

Social Studies
1. List the ships that were present at the time of the attack. Answer: West Virginia, Maryland, Tennessee, California, Pennsylvania, Arizona, Nevada, and Oklahoma 2. What is the name of the ship where sailors can place their ashes? Answer: USS Arizona 3. What sailors had navy ...

Math
Two ships are moving toward a rendezvous point. Ship A is 5km east and 4km north of the point Ship B is 1km west and 2km north pf the point. How many km part are the two ships? Please . I really need your help

Basic Algebra
A new cruise ship line has just launched 3 new ships: the Pacific Paradise, The caribbean paradise, and the mediterranean paradise. The carribean paradise has 32 more deluxe stateroooms than the pacific paradise. The Mediterranean paradise has 37 few deluxe staterooms than ...

math
four diesel ships left a port at noon;january2,1953.the first ship returns to this port every 4 weeks, the second every 8, the third every 12,and the fourth every 16.when did all four ships meet again in the port?

Calculus
At 4 PM ship A is 40 miles due South Ship B. Ship A is sailing due South at a rate of 20 knots while ship B is sailing due East at a rate of 25 knots. Find the rate of change of the distance between the ships at 3 PM and at 5 PM. At what time were the ships closest together...

calculus
At noon, ship A is 20 nautical miles due west of ships B. Ship A is sailing west at 18 knots and ship B is sailing north at 20 knots. How fast (in knots) is the distance between the ships changing at 6 PM?

physics
Ships A and B leave port together. For the next two hours, ship A travels at 30.0 in a direction 75.0 west of north while the ship B travels 25.0 east of north at 40.0 . What is the distance between the two ships two hours after they depart? What is the s

physics
modern oil tankers weigh more than a half-million tons and have lengths of up to one-fourth mile. Such massive ships require a distance of 5.0 km (about 3.0 mi) and a time of 20 min to come to a stop from a top speed of 30 km/h. What is the magnitude of a such a ship's average...

SS help plz
Why did German ships begin to attack us ships in 1941 before the Japanese attack on Pearl Harbor? a. Germany wanted to weaken the United States b. Germany declared war on the United States c. The U.S disagreed with Nazi expansion and values d. The U.S supplied war materials to...

calculus
A ship, proceeding southward on a straight course at the rate of 12 miles/hr is, at noon, 40 miles due north of a second ship, which is sailing west at 15 miles/hr. a) How fast are the ships approaching each other 1 hour later? b) Are the ships approaching each other or are ...

geometry
Two ships leave a harbor at the same time, traveling on courses that have an angle of 140 degrees between them. If the first ship travels at 26 miles per hour and the second ship travels at 34 miles per hour, how far apart are the two ships after 3 hours?

10th grade
Two ships leave a harbor at the same time, traveling on courses that have an angle of 140 degrees between them. If the first ship travels at 26 miles per hour and the second ship travels at 34 miles per hour, how far apart are the two ships after 3 hours?

AP Calculus
Two ships sail from the same port. The first ship leaves port at 1:00a, and travels eastward at a rate of 15 knots. the second ship leave port at 2:00am and travels northward at a rate of 10 knots. Determine the rate at which the ships are separating at 3:00am

algebra
Two ships make the same voyage of 3000 nautical miles. The faster ship travels 10 knots faster than the slower one (a knot is 1 nautical mile per hour). The faster ship makes the voyage in 50 hr less time than the slower one. Find the speeds of the two ships.

History
5.)Which of the following is the best explanation of the XYZ affair that took place during John Adam's presidency? A.)Adams tried to purchase three naval ships (X,Y, & Z) from France demanded much more money than the ships were worth & adams rejected the offer. B.)Adams ...

History
5.)Which of the following is the best explanation of the XYZ affair that took place during John Adam's presidency? A.)Adams tried to purchase three naval ships (X,Y, & Z) from France demanded much more money than the ships were worth & adams rejected the offer. B.)Adams ...

History
5.)Which of the following is the best explanation of the XYZ affair that took place during John Adam's presidency? A.)Adams tried to purchase three naval ships (X,Y, & Z) from France demanded much more money than the ships were worth & adams rejected the offer. B.)Adams ...

History
5.)Which of the following is the best explanation of the XYZ affair that took place during John Adam's presidency? A.)Adams tried to purchase three naval ships (X,Y, & Z) from France demanded much more money than the ships were worth & adams rejected the offer. B.)Adams ...

Calculus, Related Rates
At 12 noon ship A is 60 miles west of point P steaming east at 15 knots and ship B is 36 miles south of P steaming north at 10 knots. If the ships continue their courses and speed. how is the distance between them changes at 2pm? At what time the ships are closest? The answers...

Social Studies
1. List the ships that were present at the time of the attack. Answer: West Virginia, Maryland, Tennessee, California, Pennsylvania, Arizona, Nevada, and Oklahoma 2. What is the name of the ship where sailors can place their ashes? Answer: USS Arizona 3. What sailors had navy ...

Probability
All ships travel at the same speed through a wide canal. Each ship takes days to traverse the length of the canal. Eastbound ships (i.e., ships traveling east) arrive as a Poisson process with an arrival rate of ships per day. Westbound ships (i.e., ships traveling west) ...

Social Studies
How did Governor Thomas Hutchinson attempt to ensure that the official tea in port at Boston would be unloaded? He personally supervised the unloading of the tea under armed guard. He arrested members of the Sons of Liberty as they met with the ship captains. He signed papers ...

Math
A ship is traveling due north. Every 30 mins,the captain corrects his course by a certain number of degrees.Here are the corrections made during the first four hours of the voyage: 5,-7,3,2,-6,8,-4,-6 ps theres degrees in the numbers Note:in marine Navigation the course is the...

Calculuss--Optimization
At t=0, ship A is 12 miles due north of ship B. Ship A travels 12 miles/hour due south, while ship B travels 8 miles/hour due east. a. Write a function for the distance between the two ships. b. At what time are the two ships closest?

Optimization--PLEASE HELP!!!
At t=0, ship A is 12 miles due north of ship B. Ship A travels 12 miles/hour due south, while ship B travels 8 miles/hour due east. a. Write a function for the distance between the two ships. b. At what time are the two ships closest?

English
1. With trains and ships, today's detectives move fast. 2. By trains and ships, today's detectives move fast. 3. By train and ship, today's detectives move fast. ================ I can find Sentence 1 in the book "Around the World in Eighty Days." What about Sentence 2 and 3? ...

Grammar (Writeacher)
Revise each of the following sentences, making the illogical comparisons more balanced. 1. That crew is more experienced that the other ship. 2. The gusts of wind at the center of the storm are stronger than the edge. 3. Ships with larger sails are more likely to capsize than ...

probability
All ships travel at the same speed through a wide canal. Each ship takes t days to traverse the length of the canal. Eastbound ships (i.e., ships traveling east) arrive as a Poisson process with an arrival rate of λE ships per day. Westbound ships (i.e., ships traveling ...

Probability
All ships travel at the same speed through a wide canal. Each ship takes t days to traverse the length of the canal. Eastbound ships (i.e., ships traveling east) arrive as a Poisson process with an arrival rate of λE ships per day. Westbound ships (i.e., ships traveling ...

Grammar (Writeacher)( or Ms. Sue)
For each of the following sentences, choose the correct verb in parentheses, and write it on your paper. 1. Many of the ships that crossed the Atlantic Ocean during World War II (was, were) filled with supplies. 2. Most of the vessels (was, were) carrying vital supplies from ...

algebra
A new cruise ship line has launched 3 new ship: the pacific, the Caribbean and the island. The Caribbean has 37 more deluxe staterooms than the pacific. the island has 38 fewer deluxe staterooms than twice the number of deluxe stateroom on the pacific. Find the number of ...

math
• regular rate: $2.10/lb • ship 101 to 500 lb, get a 20% discount • ship over 500 lb, get a 40% discount A large medical supply company has promised to donate 12 hospital beds and 4 wheeled stretchers over four months. Each bed weighs 58 kg and each stretcher weighs 90 ...

math 117
1. Answer the following questions. Use Equation Editor to write mathematical expressions and equations. First, save this file to your hard drive by selecting Save As from the File menu. Click the white space below each question to maintain proper formatting. 1. The ...

Algebra
At 3PM, two ships started sailing toward each other from ports which were 265 miles apart at average rates of 18 and 23 miles per hour. At what time were the ships still 60 miles apart? Let t=time=5 hours Let 18t= first ship=90 Let 23t= second ship=115 18t+23t+60=265 41t+60=...

English
Thank you, Writeacher. I left out these other sentences. Can you please check them? I left out these other sentences. 1)Macbeth urges her husband to put on his nightgown and pretend he has just awakened. 2)She wanted to defeat her main rival: Spain. 3)She could do this when ...

Physics
Why is it important for ships to have air

social studies
what were the names of the ships the colonist sailed on?

Pre-Algebra
1. What data are represented by the stem-and-leaf plot below? 3 | 7 8 9 4 | 1 3 7 5 | 2 4 Key: 4 | 1 means 41 a. 37, 38, 39, 41, 43, 47, 52, 54 b. 73, 83, 93, 14, 34, 74, 25, 45 c. 7, 8, 9, 1, 3, 7, 2, 4 d. 37, 38, 39, 14, 34, 74, 25, 45 2. Find the mode and the median of the ...

ALGEBRA! URGENT.
1. What data are represented by the stem-and-leaf plot below? 3 | 7 8 9 4 | 1 3 7 5 | 2 4 Key: 4 | 1 means 41 a. 37, 38, 39, 41, 43, 47, 52, 54 b. 73, 83, 93, 14, 34, 74, 25, 45 c. 7, 8, 9, 1, 3, 7, 2, 4 d. 37, 38, 39, 14, 34, 74, 25, 45 2. Find the mode and the median of the ...

Math.
1. What data are represented by the stem-and-leaf plot below? 3 | 7 8 9 4 | 1 3 7 5 | 2 4 Key: 4 | 1 means 41 a. 37, 38, 39, 41, 43, 47, 52, 54 b. 73, 83, 93, 14, 34, 74, 25, 45 c. 7, 8, 9, 1, 3, 7, 2, 4 d. 37, 38, 39, 14, 34, 74, 25, 45 2. Find the mode and the median of the ...

MATH
1. What data are represented by the stem-and-leaf plot below? 3 | 7 8 9 4 | 1 3 7 5 | 2 4 Key: 4 | 1 means 41 a. 37, 38, 39, 41, 43, 47, 52, 54 b. 73, 83, 93, 14, 34, 74, 25, 45 c. 7, 8, 9, 1, 3, 7, 2, 4 d. 37, 38, 39, 14, 34, 74, 25, 45 2. Find the mode and the median of the ...

programming
Please write a program to simulate a game called Battleship. First you need to place ships on an N by N board (1 <= N <= 1000). Every ship will occupy a 1 by k area, where k is an integer between 1 and N. The ships cannot overlap and they can only be placed vertically or...

math
Why did the sea monster eat 27 ships carrying potatoes?

science
what was an example of a vessel that came to the surface by a ships signal

science
Wiil ships float lower or higher in tropical waters? Thanks

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