Monday

April 27, 2015

April 27, 2015

Number of results: 535

**bearing and distance**

Two vehicles p and q leave a station at the same time.p travels 8km/hour on a bearing of 025 degree and q 5km/hour on a bearing of 45 degree west of north.how far apart are they and what is the bearing of p from q after 3hours?
*June 14, 2014 by mary*

**Calculus**

Fnet= F1+F2+F3, F1=40N with bearing of 90' , F2=25N with bearing of 30' ,and F3= 12N with bearing of 290' what is the magnitude and direction ....using VECTOR COMPONENTS....
*March 12, 2012 by Tarkan*

**Calculus**

Fnet= F1+F2+F3, F1=40N with bearing of 90' , F2=25N with bearing of 30' ,and F3= 12N with bearing of 290' what is the magnitude and direction ....using VECTOR COMPONENTS....
*March 12, 2012 by Tarkan*

**Calculus**

Fnet= F1+F2+F3, F1=40N with bearing of 90' , F2=25N with bearing of 30' ,and F3= 12N with bearing of 290' what is the magnitude and direction ....using VECTOR COMPONENTS....
*March 12, 2012 by Tarkan*

**bearing**

Three towns p, q and r are such that the distance between p and r is 90km. If the bearing of q from p is 075 and the bearing of r from p is 310, find the (a)distance between q and r (b)bearing of r from q
*January 7, 2010 by Alero*

**Mathematics**

The bearing of Q from P is 060¤ while the bearing of R from Q is 150¤ if PQ=QR find the bearing of R from P
*March 16, 2013 by Hope*

**Mathematics**

The bearing of Q from P is 060¤ while the bearing of R from Q is 150¤ if PQ=QR find the bearing of R from P
*March 16, 2013 by Hope*

**math**

the bearing of Y from X is 160¤ and the bearing of Z from Y is 060¤. find the bearing of X from Z.
*May 11, 2013 by samuel*

**TRIG - BEARING PROB.**

A ship is travelling on a bearing of 345 degrees. Then it makes a 90 degree right turn. What is the ship's new bearing?
*December 14, 2009 by amy*

**math,bearing and distance**

A man walks 100m due north and then 150m on a bearing of s30 degree of north.how far and on what bearing is he.from his original position?
*June 14, 2014 by mary*

**bearing**

Three towns p, q and r are such that the distance between p and q is 50km and the distance between p and r is 90km. If the bearing of q from p is 075 and the bearing of r from p is 310, find the (a)distance between q and r (b)bearing of r from q
*January 7, 2010 by bearing question corrected*

**bearing**

Three towns p, q and r are such that the distance between p and q is 50km and the distance between p and r is 90km. If the bearing of q from p is 075 and the bearing of r from p is 310, find the (a)distance between q and r (b)bearing of r from q
*January 7, 2010 by Alero*

**Geometry**

A ship sails 5 km from a port A on a bearing of 85 degrees and then 6 km on a bearing of 50 degrees. Calculate the distance and bearing from A.
*August 23, 2013 by Saman*

**physics**

A ball bearing is dropped from rest at a point A. At the instant it passes a mark 4.5 m below A, another ball bearing is released from rest from a position 5.5 m below A. 1) At what time after its release will the second ball bearing be overtaken by the first? 2) How far does ...
*June 7, 2011 by tank*

**Pre-calsulus**

a twin-engine cessna is heading on bearing of 35 degrees with an air speed of 180 mph. if the wind is out with a bearing of 90 degrees at 40 mph, then what is the bearing of this course? what is the ground seed of the airplane?
*April 15, 2015 by BK*

**Precalculus**

A plane flies 30 mi on a bearing of 200 degrees and then turns and flies 40 mi on a bearing of 10 degrees. Find the resultant displacement vector as a distance and bearing.
*December 12, 2013 by Anonymous*

**physics**

Standing on top of the science building, which is 48 m high, a group of students use a slingshot to shoot a steel ball bearing straight up into the air. The ball bearing passes the students on its way down to the ground 3.2 sec after it was shot. (once the ball bearing leaves ...
*September 27, 2010 by karla*

**maths**

A party of bush walkers have an average speed of 50km/minute and walk for 4 hours on a bearing of 231°T. they then walk for 6(1)/(3) hours on a bearing of 117°T. Find a.How far are they from bas e camp? b. The bearing they must travel along to get to base camp
*March 15, 2011 by Tammy*

**Trigonometry**

Round answer to two significant digits. An airplane flew 300 miles at a bearing of N65°E from airport A to airport B. The plane then flew at a bearing of S38°E to airport C. Find the distance from A to C if the bearing from airport A to airport C is S60°E.
*October 22, 2014 by Karen*

**trig/precalc**

An airplane with a ground speed of 750 mph and a bearing of N 40 E encounters a wind of 50 mph with a bearing of S 30 E. Find the bearing and ground speed of the plane.
*December 16, 2012 by Mia*

**trig**

Q1: Prove cos^2t+4cost+4/cost+2=2sect+1/sect Q2: A ship leaves port with a bearing of S 40 W. After traveling 7 miles, the ship turns 90 degrees on a bearing of N 50 W for 11 miles. At that time, what is the bearing of the ship from port?
*March 5, 2012 by Katie*

**Trigonometry**

An airplane flew 300 miles at a bearing of N65°E from airport A to airport B. The plane then flew at a bearing of S38°E to airport C. Find the distance from A to C if the bearing from airport A to airport C is S60°E.
*November 6, 2014 by Karen*

**Maths**

Y is 60km away from X on a bearing of 135 degree. Z is 80km away from X on a bearing of 225 degree. (a) find the distance of Z fromY? (b) find the bearing of Z from y?
*March 11, 2012 by Ahmed saleh*

**calculus**

A plane flies 810 miles from A to B with a bearing of 75 degrees. Then it flies 648 miles from B to C with a bearing of 32 degrees. Find the straightline distance from and bearing from C to A.
*May 15, 2012 by ASH*

**TRIG HONORS CH: 5.8**

a ship leaves port with a bearing of S 42deg W after traveling 7 miles, the ship turns 90deg and travels on a bearing of N 52deg W for 10 miles at that time, what is the bearing of the ship to the port?
*October 29, 2012 by Ashley*

**trig**

a ship leaves port with a bearing of S 42deg W after traveling 7 miles, the ship turns 90deg and travels on a bearing of N 52deg W for 10 miles at that time, what is the bearing of the ship to the port?
*October 29, 2012 by Selena*

**TRIGONOMETRY**

a ship leaves port with a bearing of S 42deg W after traveling 7 miles, the ship turns 90deg and travels on a bearing of N 52deg W for 10 miles at that time, what is the bearing of the ship to the port?
*October 29, 2012 by NATO*

**maths**

Three towns P,Q and R are such that the distance between P and Q is 50 km and the distance between P and R is 90km. if the bearing of Q from P is 075° and the bearing of R from P is 345°, find the distance between Q and R, and bearing of R from Q
*September 19, 2014 by baafour frimpong*

**Trig**

House B is located at a bearing of N67°E from house A. House C is 370 meters from house A at a bearing of S68°E. House B is located at a bearing of N11°W from house C. Find the distance from house A to house B. (Round your answer to two decimal places.) Sorry, I would post my ...
*November 8, 2014 by Kate*

**Math**

P and Q are two towns.The bearing of Q from P is 070 degrees.What is the bearing of P from Q?
*January 6, 2014 by John*

**math**

A boat leaves port P and steers 5 km due east and then 10 km on a bearing of 060 degrees. Find its distance and bearing from P
*April 19, 2015 by joe*

**math**

If the bearing fron H to G is 098 degrees, what is the bearing of G from H
*May 18, 2013 by lindsay*

**Trig**

A ship leaves port with a bearing of S 40 W. After traveling 7 miles, the ship turns 90 degrees on a bearing of N 50 W for 11 miles. At that time, what is the bearing of the ship from port?
*March 5, 2012 by Kathryn*

**Trig**

A ship leaves port with a bearing of S 40 W. After traveling 7 miles, the ship turns 90 degrees on a bearing of N 50 W for 11 miles. At that time, what is the bearing of the ship from port?
*March 5, 2012 by Unkown*

**Trig**

A ship leaves port with a bearing of S 40 W. After traveling 7 miles, the ship turns 90 degrees on a bearing of N 50 W for 11 miles. At that time, what is the bearing of the ship from port?
*March 5, 2012 by Katie*

**Trig**

A ship leaves port with a bearing of S 40 W. After traveling 7 miles, the ship turns 90 degrees on a bearing of N 50 W for 11 miles. At that time, what is the bearing of the ship from port?
*March 5, 2012 by Katie*

**math**

A plane flying a straight course observes a mountain at a bearing of 32.6° to the right of its course. At that time the plane is 6 km from the mountain. A short time later, the bearing to the mountain becomes 42.6°. How far is the plane from the mountain when the second ...
*March 31, 2010 by pepe*

**college math**

A jet leaves a runway whose bearing is N26E from the control tower. After flying 4 miles, the jet turns 99 degrees and flies on a bearing of s55e for 6 miles. At that time what is the bearing from the jet from the control tower. I have no idea how to solve this please help!
*May 9, 2009 by Jon*

**Mechanics AS (Vectors)**

When Studying Vectors, How Would I Go About Answering This Question? In Each of the following Cases, find the magnitude and direction of the resultant vectors of the two given vectors: a) a displacement of magnitude 26km on a bearing of 175 degrees and a displacement of ...
*February 21, 2012 by Jat*

**Pre Calculus 2**

A ship regularly travels between two ports that are 350 miles apart. When traveling directly from A to B, the ship sails on a bearing of . However, to avoid a storm, one day the ship leaves A on a bearing of and travels for 6 hours at 17mph. When the bad weather has passed, it...
*August 4, 2013 by Sara*

**Precalculus**

I know I posted this before,but I did not learn it your way .....instead I drew a picture and use the law of cosines....is there a way you can show me the work using law of cosines?? A plane flies 30 mi on a bearing of 200 degrees and then turns and flies 40 mi on a bearing of...
*December 12, 2013 by Anonymous*

**Maths**

A rock, R, is 40 km from a harbour, H, on a bearing of 040°. A port, P, is 30 km from R on a bearing of 130°. Draw a sketch showing the points H, R and P and work out the size of angle HRP.
*September 14, 2011 by Sam*

**Maths**

A rock, R, is 40 km from a harbour, H, on a bearing of 040°. A port, P, is 30 km from R on a bearing of 130°. Draw a sketch showing the points H, R and P and work out the size of angle HRP.
*September 14, 2011 by Sam*

**Maths- Trigonometry**

4. A,B and C are points on a horizontal plane. A is 75 m from C on a bearing of 210 degrees and the bearing of B from C is 120 degrees. The bearing of B from A is 075 degrees. From A the angle of elevation of the top T of a vertical towel at C is 42 degrees. Find a. the ...
*March 3, 2012 by Jack*

**Math**

A boat sails 40km from point A to point B, east of A on a lake. Lodge P is south of point A. Another lodge Q is south of point B. The bearing of Q from point A is S52degresE and the bearing of P from B is S39degresW. If P is 60km from Q, calculate the bearing of lodge Q from ...
*July 12, 2014 by Christopher*

**trig/precalc**

a plane flies 810 miles form Franklin to Centerville with a bearing of 75 degrees (clockwise from north). then it flies 648 miles from centerville to rosemont with a bearing of 32 degrees. find the straight-line distance and bearing from rosemont to franklin.
*January 20, 2011 by mimi*

**math- precalculus**

I've attempted this problem a few times but I can't get the right answer. Can someone show me how I can do it? A ship leaves the port of Miami with a bearing of 100 degrees and a speed of 15 knots. After 1 hour, the ship turns 90 degrees toward the south. a) what is the new ...
*March 21, 2009 by jared*

**Physics**

A spring with a spring constant of 223.9 N/m is compressed by 0.220 m. Then a steel ball bearing of mass 0.0372 kg is put against the end of the spring, and the spring is released. What is the speed of the ball bearing right after it loses contact with the spring? (The ball ...
*September 21, 2010 by Gina*

**Physics!**

A spring with a spring constant of 224.3 N/m is compressed by 0.253 m. Then a steel ball bearing of mass 0.0433 kg is put against the end of the spring, and the spring is released. What is the speed of the ball bearing right after it loses contact with the spring? (The ball ...
*October 24, 2014 by Anonymous*

**Math Technology**

A pilot is flying to a destination 700 miles away at a bearing of 105 degrees. The cruising speed of the plane is 500 mile per hour and the the wind is blowing between 20 and 30 miles per hour at a bearing of 30 degrees. At what bearing should the pilot aim the plan to ...
*April 4, 2013 by Irma*

**Trigonmetry**

If an airplane is traveling at 750 mph bearing of S 65 W for 3 hours how far will the plane travel? And what bearing should they travel home?
*April 28, 2011 by Mack*

**Functions**

Two forest fire towers, A and B, are 20.3 km apart. From tower A, the bearing of tower B is 70 degrees. The ranger in each tower observes a fire and radios the bearing of the fire form the tower. The bearing from tower A is 25 degrees and from tower B is 345 degrees. How far, ...
*March 23, 2015 by Chuck*

**Physics**

The muzzle velocity of a ball bearing was calculated through an experiment (1.22m/s). A student then wants to verify that the velocity calculated is right. So, she conducts an experiment in which she points the ball bearing launcher upwards. She measures the height the ball ...
*October 14, 2007 by Marisol*

**Precalculus**

Please check. I did these problems by drawing a graph ... So it would be great if you do it that way too if you need to correct me. I know this is overwhelming but please take your time... It is easier for me to post all of these at once,since I can find it easier rather than ...
*December 14, 2013 by Anonymous*

**Math**

A fishing boat leaves port at 11 miles per hour at a bearing of 210 degrees for 2 hours, then turns to a bearing of 250 degrees at 8 miles per hour for 4 hours, and finally changes to a bearing of 280 degrees at 7 miles per hour for 2 hours. At this point, the boat heads ...
*November 7, 2012 by Shruti*

**Math C30**

An airplane is leaving the first airport (A) at a bearing of 70 degrees. It then travels 238 miles to airport B. After fueling up, it leaves at a bearing of 120 degrees and lands at airport C. After fueling up it finally returns to airport (A) at a bearing of 260 degrees. What...
*June 7, 2012 by Jill*

**Math**

A fishing boat leaves port at 5 miles per hour at a bearing of 350∘ for 2 hours, then turns to a bearing of 40∘ at 12 miles per hour for 2 hours, and finally changes to a bearing of 180∘ at 10 miles per hour for 5 hours. At this point, the boat heads directly...
*December 3, 2014 by Sam*

**Math**

A fishing boat leaves port at 5 miles per hour at a bearing of 350∘ for 2 hours, then turns to a bearing of 40∘ at 12 miles per hour for 2 hours, and finally changes to a bearing of 180∘ at 10 miles per hour for 5 hours. At this point, the boat heads directly...
*December 3, 2014 by Sam*

**Math**

A fishing boat leaves port at 5 miles per hour at a bearing of 350∘ for 2 hours, then turns to a bearing of 40∘ at 12 miles per hour for 2 hours, and finally changes to a bearing of 180∘ at 10 miles per hour for 5 hours. At this point, the boat heads directly...
*December 3, 2014 by Sam*

**trigonometry**

a ship travels 8km due north then 7km on a bearing of 070 degrees 1. draw a diagram to represent the information 2. calculate the distance and bearing of the ship from its starting point
*April 21, 2012 by lindsay*

**Math**

Two fire towers, A and B, are 20.3 km apart. From tower A, the bearing of tower B is 70̊. The ranger in each tower observes a fire and radios the bearing of the fire from the tower. The bearing from tower A is 25̊ and from tower B is 345̊. How far is the fire ...
*December 19, 2008 by Pam*

**Trigonometry**

Surveying A surveyor wishes to find the distance across a swamp. The bearing from A to B (Segment AB is opposite side of triangle) is N 32° W. The surveyor walks 50 meters from A to C, and at the point C the bearing to B is N 68° W. (Segment AC is adjacent side of triangle & ...
*February 4, 2013 by AwesomeGuy*

**frame reference**

an aeroplane flys with an air speed of 40m/h at a bearing of 20degrees while at the same time is blowing at 100km/h at a bearing of 90degrees.now determine the speed and direction of the plane as seen by the observer on the ground
*February 13, 2013 by abrina*

**math**

Two ship P and Q left a port R at the same time.Q sailed on a bearing of 150 while P sailed on the north side of Q.After a distance of 8km and 10km by P and Q respectively,their dirtance part was 12km.find the bearing of P from R.
*March 2, 2015 by amarachi*

**Maths**

Ship A is 18.5km from a port P on a beearing of 045 degree and ship B is 26.4km from point P on a bearing of 105 degree. Calculate the bearing of A from B and the distance AB.
*May 6, 2013 by Shane*

**calculus**

An airplane is flying on a bearing of 80 degrees at 540mph. A wind is blowing with a bearing of 100 degrees at 55mph. Find the component form of the velocity of the airplane.
*February 7, 2010 by Kelly*

**Trig**

A plane flies 1.3 hr at 100mph on a bearing of N40degreesE. It then turns and flies 1.5hr at the same speed on a bearing of S50degreesE. How far is the plane from its starting point?
*November 28, 2010 by SK*

**Pre-Calculus**

A jet leaves an airport on a bearing of N 77* W and travels for 243 mi. It then turns and continues on a bearing of S 13* W for 104 mi. Find how far the jet is from the airport to 3 decimal places.
*December 30, 2012 by Alan *

**math**

A fishing boat leaves port at 11 miles per hour at a bearing of 210 degrees for 2 hours, then turns to a bearing of 250 degrees at 8 miles per hour for 4 hours, and finally changes to a bearing of 280 degrees at 7 miles per hour for 2 hours. At this point, the boat heads ...
*November 7, 2012 by Shruti*

**Math**

a plane with an airspeed of 192mi/h is headed on a bearing of 121 degrees. a north wind is blowing (from north to south) at 15.9 mi/h . find the ground speed and the actual bearing of plane.
*May 24, 2008 by Tareena*

**math**

a plane with an airspeed of 192mi/h is headed on a bearing of 121 degrees. a north wind is blowing (from north to south) at 15.9 mi/h . find the ground speed and the actual bearing of plane.
*May 24, 2008 by T*

**calculus**

An airplane is flying at 550 km/h on a heading of 080 degrees. The wind is blowing at 60 km/h from a bearing of 120 degrees. Find the ground velocity of the airplane and include the new bearing.
*February 14, 2010 by Sam*

**physics**

A small glass bead has been charged to +19 nC. A metal ball bearing 1.0 cm above the bead feels a 0.030 N downward electric force. What is the charge on the ball bearing?
*March 23, 2010 by deb*

**PHYSICS-repost**

A small glass bead has been charged to +19 nC. A metal ball bearing 1.0 cm above the bead feels a 0.030 N downward electric force. What is the charge on the ball bearing?
*March 23, 2010 by deb*

**Math**

A fishing boat leaves port at 11 miles per hour at a bearing of 210 degrees for 2 hours, then turns to a bearing of 250 degrees at 8 miles per hour for 4 hours, and finally changes to a bearing of 280 degrees at 7 miles per hour for 2 hours. At this point, the boat heads ...
*November 7, 2012 by Shruti*

**Math**

bearing of a tower are taken from two points.A and B 250m apart along a straight north-south path, A being due north of B. the bearing of the tower from A and B are 140* and 110* respectively. what is the distance from A to B.
*May 7, 2010 by JAndu*

**Maths**

The bearing of A from B is 060 degrees. What is the bearing of B from A? Is it: a) 60 degrees b) 240 degrees c) 120 degrees d) 200 degrees p.s. The questions I sent earlier was an acccident To get reciprocal bearings, add 180 Thanks bobpursley
*July 1, 2007 by Fred*

**Math**

Point B is 10 KM north of Point A and Point C is 10 Km from B on a bearing of 060 from b. Find the bearing and distance of C from A
*March 1, 2012 by Sanjay *

**Math**

Point B is 10 KM north of Point A and Point C is 10 Km from B on a bearing of 060 from b. Find the bearing and distance of C from A
*March 1, 2012 by Sanjay *

**Trigonometry**

Points A and B 1000 meter apart are plotted on a straight highway running east and west. from A, the bearing of tower C is N32*W and from be, the bearing of C is N64*E. approximate the shortest distance of the tower from the highway. please explain........
*September 9, 2012 by Roy*

**Maths**

P, Q and R are three towns. Q is 40 km N 72°E of P and R is 48 km S 55° E of P. Find the distance and bearing from Q to R. Round the distance to the nearest 0.1 km and the bearing to the nearest minute.
*March 19, 2013 by Brooks*

**physics**

1. A ship has a top speed of 3.0 m/s in calm water. The current of the ocean tends to push the boat at 2.0 m/s on a bearing of due South. What will be the net velocity of the ship if the captain points his ship on a bearing of 55 North or West and applies full power?
*March 5, 2014 by Amanda*

**Find Airplane Bearing**

A plane leave a certain airport from runway 4 RIGHT, whose bearing is N40degreesE. After flying for 1/2 mile, the pilot requestd permission to trun 90 degrees and head toward the southeast. The permission is granted. After the airplane goes 1 mile in this direction, what ...
*February 22, 2008 by John*

**trig**

An aifplane is flying on a compass heading (bearing) of 170* at 460 mph. A wind is blowing with the bearing 200* at 80mph. a) Find the component form of the velocity of the airplane. b) Find the actual ground speed and direction of the airplane.
*May 25, 2011 by ale*

**trig**

two ships p and q left a port at the same time. q sailed on a bearing of 150 while p sailed on the north side of q. after a distance of 8km and 10km by pand q respectively, their distance apart was 12km. find the bearing of p and r
*February 4, 2015 by isaac*

**phsic**

A small steel ball bearing with a mass of 10 g is on a short compressed spring. When aimed vertically and suddenly released, the spring sends the bearing to a height of 1.19 m. Calculate the speed at which the ball leaves the spring.
*September 20, 2010 by penny*

**Math _ Vectors**

A plane flies on a bearing of 120 degrees at a constant speed of 550 km/h. If the velocity of the wind is 50 km/h on a bearing 220 degrees, what is the velocity of the plane with respect to the ground? Textbook Answer: 543.5 km/h at a bearing of 125.2 degrees My answer: 543.6 ...
*February 20, 2008 by Anonymous*

**Math: Calculus - Vectors**

A plane flies on a bearing of 120 degrees at a constant speed of 550 km/h. If the velocity of the wind is 50 km/h on a bearing 220 degrees, what is the velocity of the plane with respect to the ground? Textbook Answer: 543.5 km/h at a bearing of 125.2 degrees My answer: 543.6 ...
*February 20, 2008 by Anonymous*

**bearing**

from a point p,the bearing of q is 30
*April 3, 2012 by tori-ann*

**math**

the bearing of P from Q is 60. what is the bearing of Q from P?
*November 8, 2014 by Anonymous*

**Math**

bearing of a tower are taken from two points.A and B 250m apart along a straight north-south path, A being due north of B. the bearing of the tower from A and B are 140* and 110* respectively. what is the distance from A and B to the tower.
*May 7, 2010 by JAndu*

**Mathematics**

A pilot flies a plane that averages approximately 210 km/hr. The plane leaves point A at a bearing of 40 degrees and flies two hours to point B. After a brief stop the plane leaves point B at a bearing of 125 degrees and flies for another 30 minutes before landing at point C. ...
*January 29, 2012 by Jaskiran*

**trigonometry**

Hal walked from point A to point B due north east from a distance of 20m. He immediately changed direction and walked 50m from B to C on a bearing of 110 degrees. 1. calculate the distance AC 2. Find the bearing of C from A
*April 23, 2012 by lindsay*

**math**

Dave walked from point A to point B due North East for a distance of 20m. He immediately changed direction and walked 50m from B to C on a bearing of 110 degrees. i. Calculate the distance AC ii. Find the bearing of C from A
*May 21, 2013 by lindsay*

**math**

Dave walked from point A to point B due North East for a distance of 20m. He immediately changed direction and walked 50m from B to C on a bearing of 110 degrees. i. Calculate the distance AC ii. Find the bearing of C from A
*May 21, 2013 by lindsay*

**algebra**

6. Two lighthouses A and B are 25km apart and A is due West of B. A submarine S is on a bearing of 1370 from A and on a bearing of 1700 from B. Draw a picture relevant to the situation, and find the distance of S from A and the distance of S from B( give all your answers to ...
*March 22, 2015 by Choi*

**Maths**

Three towns p,Q and R are such that the distance between P and Q is 50km and the distance between p and R is 90km.if the bearing of Q from P is 075 and the bearing of R from p is 310, find the distance between Q and R correct to the nearest Km.
*July 28, 2011 by Reuben49*

**Math **

Two Boats left the harbour at the same time. One travelled at 10km/h on a bearing of N47°E. The other travelled at 8km/h on a bearing of N79°E. How far apart were the boats after 78 mins? Round the distance to the nearest tenth of a kilometer. Use trigonometry.
*January 27, 2011 by helpisneeded*

**Trigonometry**

Calculate the area: From a point A, proceed east for 300 m to Point B. Then travel 420 m on a bearing S35°E to point C. Then travel along a bearing of S40°W for 500 m to Point D. Then return to Point A.
*July 21, 2012 by Lulu*

**calculus**

Starting at point A, a ship sails 57 km on a bearing of 188°, then turns and sails 37 km on a bearing of 330°. Find the distance of the ship from point A.
*April 8, 2011 by Anonymous*