Thursday
February 23, 2017

Search: plane 3500 48 angle depression

Number of results: 21,722

US History
25. The views of President Hoover and President Roosevelt on the best ways to solve the problems of the depression. Describe some actions they took to back up these views. (The first part of the question doesn't make sense to me, but that's how it's written..) I need to write ...
November 4, 2010 by mysterychicken

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 ...
February 2, 2015 by Katie

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 ...
February 2, 2015 by Katie

math
from the top of a vertical mast 150m high,two huts on the same ground level are observed. One due east and the other due west of the mast. Their angles of depression are 60° and 45° respectively. Find the distance between the huts. Solutuons with diagram
January 17, 2017 by Folorunsho

Physics
Light in a vacuum is incident on a transparent glass slab. The angle of incidence is 35.1°. The slab is then immersed in a pool of liquid. When the angle of incidence for the light striking the slab is 21.1°, the angle of refraction for the light entering the slab is the ...
October 6, 2015 by Anonymous

physics
Hi! could anyone please help me with this problem. Thank you so much. Q: The critical angle for total internal reflection for ice surrounded by air is 49.8°. Calculate the Brewster angle for ice if the light is incident from the air.
April 25, 2010 by Chan

physics
A ray of light passes from air into water. The incident angle is 30o. Find the index of refraction of water if the angle of refraction is 22o. Ans. 1.333
November 16, 2010 by Yesenia

Trig-Value of angle degree
For the angle degree 0, i don't understand how for sin it's 0 and then for cos it's 1 and then for csc it's undefined. How would I get that algebraically? wouldn't it be just a line so how would I get the different values?
February 10, 2011 by Amy

Physcis 1
A muscle builder holds the ends of a massless rope. At the center of the rope, a 7.9-kg ball is hung. Each end of the rope subsequently makes an angle of È with the horizontal. What is the tension in the rope if the angle È is 6.0°?
February 10, 2011 by April

physics
The problem concern the position vectors r1=2.43mi-4.74mj and r2=-3.02mi+0.85mj. Find the angle between the two vectors. Hint: Find the angle each makes with the +x-axis.
June 12, 2011 by Wykeena

physics
The problem concern the position vectors r1=2.43mi-4.74mj and r2=-3.02mi+0.85mj. Find the angle between the two vectors. Hint: Find the angle each makes with the +x-axis.
June 12, 2011 by Wykeena

physics
The problem concern the position vectors r1=2.43mi-4.74mj and r2=-3.02mi+0.85mj. Find the angle between the two vectors. Hint: Find the angle each makes with the +x-axis.
June 12, 2011 by Wykeena

geo
a carpenter cut the top section of window frame with a 32 degree angle on each end. The side peices hav an angle of 49 degreese at the top will the side pieces be parallel
December 1, 2011 by shane

College Physics
14) Given the following vectors, find the magnitude and direction: • A = 47 m and the angle is 0° • B = 62 m and the angle is 35° This is relative to the x-axis Magnitude: 401 m 140 m 104 m 0 m 503 m Direction: 20° 45° 55° 220° 90°
December 6, 2012 by Stephen

Alg 1
Solving quadratic equations: What is the value of "b" in the triangle where one part of the right angle is "3b" and the other part of the right angle is "b". The area inside is 24 in^2. Please solve and explain. Thanks
April 6, 2013 by Jane

Trigonometry
In travelling across flat land, you notice a mountain directly in front of you. Its angle of elevation (to the peak) is 4.5°. After you drive 13 miles closer to the mountain, the angle of elevation is 9.5°.
September 15, 2015 by Anonymous

physic
A projectile is launched from the ground at 34.8 m/s at an angle of 44.5 degrees above the horizontal. How long, in seconds, does it take such that its angle of trajectory (it's velocity vector) is 20.6 degrees below the horizontal?
September 24, 2015 by elle

Math
Kay wants to know the length of large pond on property. One stake is at 50m with an angle of 21 degrees. The 65m from the other end of the lake and the angle is 26 degrees. How long is pond?
January 16, 2017 by Stephanie

Math HELPP!!
Eric Drew and up to's triangle. Which of the following could be true for Eric's triangle. A: all three angles have equal measures B: possible angle measures of the triangle are 92, 48, and 40•• C: two of the angles are equal, and the third angle has a measure of 70. D: One...
February 16, 2016 by Jojo

trig
A man standing 9 meters above the ground observes the angles of elevation and depression of the top and bottom,of the top of the monument in luneta 6 degrees and 50 minutes and 7 degrees and 30 minutes respectively.Find the height of the monument?
February 14, 2011 by wenjelin

trig
A man standing 9 meters above the ground observes the angles of elevation and depression of the top and bottom,of the top of the monument in luneta 6 degrees and 50 minutes and 7 degrees and 30 minutes respectively.Find the height of the monument?
February 15, 2011 by wenjelin

science
A straight highway leads to the top of the base of a 50 meter tall tower. Frm the top of the tower, if yhe angles of depression of two cars on the road are 30° and 60° , then the distence between the tow cars is ................meter.
April 24, 2012 by shankar

science
A straight highway leads to the top of the base of a 50 meter tall tower. Frm the top of the tower, if yhe angles of depression of two cars on the road are 30° and 60° , then the distence between the tow cars is ................meter.
April 24, 2012 by shankar

chem
When 0.5mol of a certain ionic substance is dissolved in 1.0kg of water, the freezing point of the resulting solution is -3.72 ∘ C .(Freezing point depression of water is -1.86 kgwater molsoluteparticles ). How many ions does the substance give when it dissolves?
March 26, 2015 by dakota

science
Find the resultant of vectors angle A of magnitude 10units in the direction N40E and angle B of magnitude 8units in the direction S30E.
April 18, 2010 by KAFAYAT

Physics
2)How to find the magnitude of change in velocity given the angle substended @ and velocity v and find the time taken to travel tt angle?
September 17, 2010 by Lew

geometry
Indirect proof given triangle ABC,<B is an obtuse angle prove there can only be one obtuse angle in triangle.
December 17, 2010 by Alfa

Geometry
An angle measures 5 degrees more than 4 times its complement. What is the angle? I understand that the formula would be 4x+5 degrees. Would this be the answer?
August 31, 2011 by David

geometry
line AB is parallel to line CD, the measurement of angle A=2x-25, and the measurement of angle C=x+5. find the value of x. show work and explain your reasoning.
October 29, 2011 by joseph

Math
Solve triangle ABC if b = 10, c = 9.1, and C = 53.6 degrees. How many solutions are there? First Solution:What are angle A and B and Side a. Second Solution: What are angle A and B and Side a. Thanks!
February 24, 2012 by Rosetano

pre-calc
simplfy the expression by double angle formula or a half angle formula. cos^2(x/2)-sin^2(x/2) 2sin(x/2)cos(x/2)
April 22, 2012 by Amanda

college
The measure of a third angle in an isosceles triangle is 82.5 more than the measure of the two equal angles. whats the angle of the third.
November 8, 2012 by Anonymous

physics
forces of and are applied at the same point. the angle between F1 and F2 is 60.0◦ and the angle between F2 and F3 is 80.0◦. find the resultant force.
February 8, 2013 by resultant force

4th grade math
a circle is divided into 18 equal parts. how many degrees is the angle for each part? how many degrees is the angle for 5 parts?
April 16, 2013 by Anonymous

geometry
Construct trapezium ABCD so that BC equals 6cm,AB equals 3cm,Angle B equals 80degrees and angle C equals 70 degrees.measure BD
February 25, 2014 by iyabo

Science
A ray of light approaches a jar of honey at an angle of 30.0 degrees. If the angle of refraction is 19.5 degrees, what is the refractive index of honey?
July 17, 2014 by Mariam

math
Angles B and F are corrsponding angles formed by a treversal intersecting two parallel lines. Angle B has a measure of 44. what is the measure of Angle F?
September 13, 2014 by brendan

Physics
A force vector F of magnitude 12N is applied to a FedEx box of mass m2=1kg. The force is directed up a plane tilted by theta=37 degrees. The box is connected by a cord to a UPS box of mass m1=3kg on the floor. The floor, plane, and pulley are frictionless, and the masses of ...
July 6, 2010 by Rick

Physics
A 100-kg box is suspended from two ropes; the left one makes an angle of 20degrees with the vertical, and the other makes an angle of 40degrees. What is the tension in each rope. I think I've got the basics: I have Fx=T1(x) + T2(x)= 0 to calc the first tension, and Fy= T1(y...
April 22, 2011 by Stephanie

Algebra 2
The point of no return for an airplane, flying over water from point A on land to point B on land, is that distance into the trip for which it takes just as much time to go on to B as it does to return to A. The distance from San Francisco to Honolulu is 2387 miles. A plane ...
November 1, 2011 by Anonymous

physics
A uniform ladder of mass m and length L leans at an angle θ against a frictionless wall. If the coefficient of static friction between the ladder and the ground is 0.43, what is the minimum angle at which the ladder will not slip? Do i use the equation Fn- Mg= 0
January 17, 2011 by Sydney

Trigonometry
use the appropriate trig identity (sum and difference, half angle, double angle) to find the exact value. 1)cos 255 degrees 2) sin 165 degrees 3) tan 285 degrees
March 3, 2011 by Jennifer

MATH help needed asap
A surveyor, standing 80 ft. from the base of a building, measures the angle of elevation to the top of the building to be 75 degrees. How accurately must the angle be measured for the percentage error in estimating the height of the building to be less than 4%?
October 3, 2013 by Peter

Social Studies
What was a key factor contributing to the Whig victory in the presidential election of 1840? A.the endorsement of the Whigs by former president Andrew Jackson B.the economic depression following the Panic of 1837 C.a corruption scandal involving President van Buren D.the ...
February 12, 2013 by Cassie

physics
brandon launches a projectile at an angle of 75 degrees above the horizontal, which strikes the ground a certain distance down range. for what other angle of launch at the same speed would the projectile land just as far away?
December 7, 2010 by sabina

physics
If the ball is in equilibrium when the string makes a 25.9 ◦ angle with the vertical as indicated, what is the net charge on the ball? Answer in units of µC. i know how to do this if i had the balls mass and the electric field or some other information, but im lost with...
February 10, 2011 by Rachel

Physics
Brandon launches a projectile at an angle of 75 degrees above the horizontal, which strikes the ground a certain distance down range. For what other angle of launch at the same speed would the projectile land just as far away?
September 24, 2012 by Baylyn

physics
Collision of charged particles}} A proton moves in vacuum and enters a region where there's another proton at rest. The protons interact and the angle between their velocities is measured when they are far away from each other. What is the most likely value for this angle in ...
February 18, 2013 by can u please help me! please

Math
From two tracking stations, A and B, 450km apart, a satellite is sighted at C directly above the line joining A to B. At the moment of sighting, angle A is 39 and angle B is 45. Find the height of the satellite. Please show all your steps clearly and asap, Thanks
February 16, 2014 by Umar

chem - freezing point
When 18 g of ethylene glycol C2H6O2 is dissolved in 150 g of pure water, the freezing point of the solution is _____ C. (The freezing point depression constant for water is 186C kgmol.
October 4, 2010 by jerry

Physics
For a given initial projectile speed, you observe that the projectile has a certain range R at a launch angle A = 30 degrees. For what other launch angle will the projectile have the same range (assuming the same initial projectile speed)? Without the use of mathematical ...
February 17, 2014 by Tim

trig
a tower that is a 200 meters is leaning to one side. from a certain point on that side, the angle of elevation to the top of the tower is 70 degree. From a point 55 meters closer to the tower, the angle of elevation is 85 degree. Determine the acute angle from the horizontal ...
February 5, 2013 by Anonymous

Chemestry
Calculate the freezing point of a solution containing 12.2grams of benzoic acid, C6H5CO2H, dissolved in 250 grams of nitrobenzene, C6H5NO2. The freezing point of nitrobenzene is 7.7 C, and its freezing point depression constant is 7.0 C/m.
October 26, 2008 by Joshua help please

physics
A mass is hung from a beam of weight 2.0 N and length 81 cm. The tension and angle of the cable supporting the beam is 5.0 N at an angle of 40° from the horizontal. Using torques produced calculate the value of the unknown mass.
November 24, 2009 by Allie

trigo
Two points, A and B, are 526 meters apart on a level stretch of road leading to a hill. The angle of elevation of the hilltop from A is 26deg30mins, and the angle of elevation from B is 36deg40mins. How high is the hill?
August 3, 2010 by trigofunctions

trigonometry
two points, A and B, are 526 meters apart on a level strecth of road leading to a hill. The angle of elevation of the hilltop from A is 26deg30mins, and the angle of elevation from B is 36deg40mins. How high is the hill?
August 11, 2010 by Winsel

Physics!!!
A rod of length 1m lies in the lab frame making angle θ=30 with the x-axis. Find the length and the angle it makes with the x’-axis as seen by an observer moving at u=0.8c along the y-direction.
March 13, 2011 by Jennifer

trigonometry
Suppose (x, y) =(4, -5) and θ is an angle in standard position with (x, y) on its terminal side. What is the degree measure of angle θ? im not sure how to do this one problem plz show step by step
November 13, 2012 by v

physics
a projectile is fired at 50 meters per second at an angle of 30 degrees below the horizontal off a cliff that is 50 meters high. How far away and at what speed and angle will this projectile land?
November 2, 2014 by Joanne

physics
A woman measures the angle of elevation from her current location to a mountaintop to be 12.0°. After walking 1.10 km closer to the mountain on level ground, she measures the angle again and finds it to be 14.0°. What is the height of the mountain?
January 12, 2015 by Brittani

math
In a circle with a radius of 5cm and is centered at point O, angle AOB intercepts arc AB. Arc AB has a length of 10cm. What is the degree measure of angle AOB? Round to the nearest hundredth.
April 29, 2015 by kathy

Calculus
two sides of triangle are 10m and 19m and the angle between them is increasing at a rate of 2 degrees per minute. How fast is the third side changing when the angle between them is 60 degrees
June 20, 2015 by Pat

Geometry
Set up a system to solve. Two angles are supplementary. Three times one angle is equal to the other angle minus 16. Find the angles. The answer is x= 41 and y= 139. How did they get the answer?
October 8, 2015 by ashley

Physics
A ballistic pendulum consists of an arm of mass M and length L = 0.52 m. One end of the arm is pivoted so that the arm rotates freely in a vertical plane. Initially, the arm is motionless and hangs vertically from the pivot point. A projectile of the same mass M hits the lower...
October 24, 2011 by mymi

Physics
The rigid object shown in Fig. 10-63 consists of three balls and three connecting rods, with M = 1.5 kg, L = 0.67 m, and θ = 32°. Fig. 10-63 The balls may be treated as particles, and the connecting rods have negligible mass. Determine the rotational kinetic energy of ...
July 28, 2010 by Tim

geometry
Basic Geometry 1. Find the perimeter of a rectangle 19 cm long by 27.8 cm wide. 2. In triangle ABC, angle A = 47°, and angle B = 8°. Find angle C. 3. Find the perimeter of a triangle with sides of length 28 cm, 47 cm and 19 cm. 4. In triangle FGH, angle F = 32°, and angle G...
March 1, 2011 by shirley

HCA 220
What are the coronal plane and body directions
March 30, 2008 by AXIA

science
Why is the mechanical advantage of an inclined plane less than 1
April 13, 2008 by j

Calculus
the length of the curve of intersection of the cylinder (4x^2) + y^2 = 4 and the plane x + y + z = 2
April 23, 2009 by Anonymous

algebra
How many dimensions do linear equations on the x-y plane have?
November 28, 2009 by Conrad

Math
How many dimensions do linear equations on the x-y plane have?
November 28, 2009 by Conrad

Math
How many dimensions do linear equations on the x-y plane have?
November 29, 2009 by Conrad

Maths
The line r=(2,3,4)+µ(-1,0,3) and the point (6,0,2) form which plane: (a) r.(-1,0,3)=10 (b) r.(9,10,3)=60 (c) r.(2,3,4)=29 (d) r=(2,3,4)+µ(-1,0,3)+ù(6,0,2) Please help!!! Thanks!
March 11, 2010 by Anonymous

maths
The line r=(2,3,4)+µ(-1,0,3) and the point (6,0,2) form which plane: (a) r.(-1,0,3)=10 (b) r.(9,10,3)=60 (c) r.(2,3,4)=29 (d) r=(2,3,4)+µ(-1,0,3)+ù(6,0,2) Please help!!! Thanks!
March 12, 2010 by Anonymous

Math
What must be true for a pentagon so that it will tessellate a plane?
March 23, 2010 by Lyndse

Calculus
Show that the vectors (-1,2,3), (4,1,-2) and (-14,-1,16) do not lie on the same plane
April 28, 2010 by Blazon

algebra
Graph he inequality on a plane 4y - 5x> 20 I am confused, can you please help?
June 27, 2010 by Darla

Algebra
graph inequality on a plane 4x+5y is less than or equal to 20
October 3, 2010 by Layne

Math
In how many ways can 7 people line up for plane tickets?
March 26, 2011 by Valerie

Geometry
Will an octagon and an isosceles triangle tessellate a plane?
April 28, 2011 by Micah

Physic
what is the focal length of a plane mirrior which is 4m tall?
June 9, 2011 by Daniel

geometry
What is the perimeter of PQR with vertices P(–2, 9), Q(7, –3), and R(–2, –3) in the coordinate plane?
September 22, 2011 by mike

Calc
Find the point in which the line x=1-t, y=3t, z=1+t; meet the plane 2x-y+3z=6
September 26, 2011 by mando

math
If line l in the x-y plane contains the point (-2,1),(4,5) and (5,t), what is the value of t?
October 26, 2011 by reena

Calculus
6. Find out if the line r = (1, 3, 8) + t (-2, 5, 7) is parallel to the plane 3x + 4y - 2z = 1
May 25, 2012 by j

Calculus
6. Find out if the line r = (1, 3, 8) + t (-2, 5, 7) is parallel to the plane 3x + 4y - 2z = 1
May 26, 2012 by j

Calculus
6. Find out if the line r = (1, 3, 8) + t (-2, 5, 7) is parallel to the plane 3x + 4y - 2z = 1
May 26, 2012 by j

Math
find the distance between M(1; 0; -3) point and 2x-2y+z+7=0 plane
January 18, 2013 by yoshii

math
Which point is located on the y-axis of a coordinate plane? 6,0 3,2 6,6 0,6
July 19, 2013 by sam

math
Find the equation of the plane equidistant from the points (1,8,3) and 94,10,7)
December 16, 2013 by Tristan

Vectors
Find the equation of the plane equidistant from the points (2,8,3) and (4,12,9)
December 17, 2013 by Anonymous

Math
How to make an equation out of 0,5 and -3,-4 on a coordinate plane
October 9, 2014 by Coleson

Math
How to make an equation out of 3,3 and 0,1 on a coordinate plane
October 9, 2014 by Coleson

math
Find the distance between the point and the plane. (2, 5, 3) 3x + 2y – 3z = –6
October 17, 2014 by Morgan

math
Find the point in the xy plane which is equidistant from (1,1), (7,1), and (1,9). Please and thanks.
May 6, 2016 by k

math
Find the point in the xy plane which is equidistant from (1,1), (7,1), and (1,9). Please and thanks.
May 7, 2016 by bong

maths
find the distance between the point and the plane (2, 5, 3) 3x + 2y - 3z = -6
August 31, 2016 by lottie

chemistry
Calculate the freezing point of 0.15 m calcium chloride aqueous solution. Assume that the molal freezing point depression constant of water is 1.86°C·kg/mol and that the freezing point of water is 0.00°C
April 19, 2012 by hereyago

physics1
Vector A has a magnitude of 6 and is at an angle of 32.4 degrees measured counter-clockwise from the x axis. Vector B has a magnitude of 12 and is at an angle of 113.8 degrees measured counter-clockwise from the x axis. Vector C has a magnitude of 17 and is at an angle of 180 ...
September 24, 2015 by sally

TRIGNOMETRYY
FROM A WINDOW 9M ABOVE GROUND OF HOUSE IN A STREET ANGLES OF ELEVATION AND DEPRESSION OF TOP AND FOOT OF ANOTHER HOUSE ON OPPOSITE SIDE OF STREET ARE 30DEGREE AND 60DEGREE FIND HEIGHT OF OPPOSITE HOUSE AND WIDTH OF STREET.
November 29, 2014 by sarth

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