Given that ray EU is an angle bisector,find x given that
105,080 results
Geometry check
how is constructing an angle bisector similar to constructing a perpindicular bisector? Both constructions begin with a given angle Both constructions allow you to find the midpoint of a segment Both constructions require that you draw a ray Both

need help in tis problem
which biconditional is not a good definition? 1. a whole number is odd if and only the number is not divisible by 2 2. an angle is straight if and only if its measure is 180 3. a whole number is even if and only if it is divisible by 2 4. a ray is a

Math
1. What is the name of the ray that is opposite of ray BA? Description of the ray. It's a straight line with the points A B C D all in a row. A) Ray BD B) Ray BA C) Ray CA D) Ray DA This doesn't make sense. I thought that CD would be opposite of BA. But

Math
How is constructing a perpendicular bisector similar to constructing an angle bisector's? How is it different? Help I’m sick with this

Geometry
ray OB is the bisector of angle AOC and ray OC is the bisector of angle BOD. m

trig
ABC is rightangled triangle. AD is the bisector of angle BAC. Angle DAC=15 degrees. X=CD. Find X. I know the answer is 7.1 but do not know how to do the actual sum. Can you please help AB = 23 CM

geometry
Ray BD is the bisector of ∠ABC. m∠ABD=2y3, M∠DBC=y+12. Find the measure of ∠ABC.

Geometry
c. Given angle ABC has angle bisector BD, where AB = CB, find the value of x if AD = 5x + 10 and DC = 28  x. Do I just set them equal to each other ?

Geometry
Which of the following must be true about a perpendicular bisector and the segment it bisects? a. the perpendicular bisector and the segment bisect each other b. the angle of intersection depends on the length of the line segment c. the perpendicular

Geometry
How would you write the name of a segment differently than the name of a line? what symbols would you use? How is constructing a perpendicular bisector similar to constructing an angle bisector? how is it different? Describe a process you would use to

Math
If a ray divides an angle into two acute angles, then it bisects the original angle Find the maximum area of a rectangle with the perimeter of 54 cm. Do ray CD and ray CE form line DE?

Math
How might you use a perpendicular bisector or an angle bisector in your everyday life? And why might the orthocenter be the hardest part of the triangle to identify and use for some people?

physics
Be sure to show all your work and explain the method of arriving at your answer. The diagram below shows three wavefronts moving to the right, approaching a solid barrier. a) We will focus on the wavefront closest to the barrier. Draw the incident wave ray

Geometry
For two angles,

Math
1.The midpoint of SM is (5 11) one endpoint is S (3,5). What are the coordinates of endpoint M? 2.Describe a process you would use to create the perpendicular bisector to a segment AB using only an unmarked straightedge and an unmarked compass. 3. How is

geometry
Ray AD is the angle bisector of angle ABC. m∠ABC is 168°What is the measure of ∠DBC?

geometry
for two angles ABC and DBC the measure of ABC was 30 degrees and DBC is its complement. ray BE is the angle bisector of ABD. consider each angle. does the angle have a measure of 45 degrees? select yes or no for DBC ABE DBE

Geometry H
If BD is the angle bisector of

trig
ABC is rightangled triangle. AD is the bisector of angle BAC. Angle DAC=15 degrees. X=CD. Find X. I know the answer is 7.1 but do not know how to do the actual sum. Can you please help.

geometry
Ray QS is the angle bisector of angle pqr. Pqr has a bisecotor qs and angle pqs is 40 degrees. What would be the two angle measures not given in the diagram?

geometry
Which of the following is the fourth step in copying an angle? A) place the compass on the vertex of the new angle and swing an arc similar to the first one you created. b) open the compass to the width of the intersection points of the ray and arc of the

MAth
ina given parallelogram ABCD THE ANGLE BISECTOR OF ANGLE A BISECTS BC .WILL ANGLE BISECTOR OF B ALSO BISECT AD?GIVE REASON.

MMATH08
IN PARALLELOGRAM ABCD, BISECTOR OF ANGLE A BISECTS BC,WILL BISECTOR OF ANGLE B BISECT AD,EXPLAIN HOW.

geometry
The angle bisector of ∠ACD in rhombus ABCD makes a 64° angle with the diagonal BD . Find the measure of ∠BAD.

Maths
abcd is a parallelogram.if the line joining the midpoint of side bc to vertex a bisects angle a,then prove that bisector of angle b also bisects ad Hint Consider BG as the angle bisector of B that meets AD at G. Now, you have to prove that G is the mid

MATH_URGENT
Let M be the midpoint of side \overline{AB} of \triangle ABC. Angle bisector \overline{AD} of \angle CAB and the perpendicular bisector of side \overline{AB} meet at X. If AB = 40 and MX = 9, then how far is X from line {AC}?

physics
1. A light ray strikes a mirror at an angle of 42° from the surface of the mirror. What angle does the reflected ray make with the normal Ans. 42° 2. A ray of light hits a mirror at 27° from the normal. What is the angle between the reflected ray and

Geometry
a. Find the length of the midsegment of an equilateral triangle with side lengths of 12.5 cm. b. Given that UT is the perpendicular bisector of AB, where T is on AB, find the length of AT given AT = 3x + 6 and TB = 42  x. c. Given angle ABC has angle

Physics
A light Ray is incident at an angle of 45 degrees on one side of a glass plate of index of refraction 1.6. Find the angle at which the ray emerges from the other side of the plate

Physic please help!
Two slabs with parallel faces are made from different types of glass. A ray of light travels through air and enters each slab at the same angle of incidence. Which slab has the greater index of refraction and why? slab A is a light colored glass maybe

Physics
A ray of light is incident at an angle of 30° on a glass prism of refractive index 1.5 . calculate the angle through which the ray is minimally deviated in the prism.(the medium surrounding the prism is air)

Geometry
One side of a triangle is x inches longer than another side. The ray bisecting the angle formed by these sides divides the opposite side into 3inch and 5inch segments. Find the perimeter of the triangle in terms of x. ( triangle angle bisector theorem)

Physics
The angle between an incident ray and the mirror is 30 degrees What is the angle of incidence? What is the angle of reflection? What is the total angle turned by the ray?

Geometry
ray hf is an angle bisector of

Math
Let AB and CD be two lines intersecting at point O. Let OP be the bisector of angle AOC, OT the bisector of angle POB, and OR the bisector of angle TOD. If angle POR = 25 degrees, find angle AOC and angle AOD.

Math
Ray AF bisects angle DAB, Ray AE bisects angle DAF, and ray AD bisects angle CAF. Draw a picture that represents this situation. (I drew a picture but I still do not understand.) If the measure of angle DAB=x, find the measure of angle BAC. Answer choices:

college physics
A ray of light traveling in air strikes the midpoint of one face of an equiangular glass prism (n = 1.50) at an angle of exactly 30 degrees. a)Trace the path of the light ray through the glass, and find the angle of incidence of the ray at the bottom of

geometry
A careless person wrote, using the figure in the shape of a Y the the left ray is OA the right ray is OB and the straight ray is OC, the measure of angle AOB + the measure of angle BOC=measure of angle AOC. What part of the Angle Addition Postulate did

physics
A light of ray is incident at an angle of 58degrees on the plane surface of a block of glass of refractive index 1.60. Some light is reflected on the other side of the normal att he same angle as the angle of incidence. Find: a.the angle between the light

math
in the triangle ABC , AD ray bisects the exterior angle of the triangle at A and intersects CB ray at D . if AB = 6 cm , AC = 8 cm , and BC = 5 cm , find the length of BD line segment

geometry
susan drew a right angle. she drew a ray between the two rays that formeds the right angle. what kind of angle did the new ray form?

geometry
Wendy drew line segment LM. She used a compass and straightedge and constructed a bisector on segment LM that crosses it at O. Which other construction uses the same steps as the ones Wendy took? A:an angle bisector B:a congruent angle C:a pair of parallel

Math
(Preferably answered by tomorrow night  that's plenty of time.) Ray OB is the bisector of angle AOC and ray OC is the bisector of angle BOD. m of angle AOC = 60. Find m of angle COD. *m means "measure" Write a proof in twocolumn form. Given: ray DC is

Physics
Trace by drawing the path of a ray of light shown in 90 degrees. This ray is incident in a perpendicular direction on the figure through a glass triangular prism on one side of the right angle. Given that the two sides of the right angle are equals and

Geometry
One side of a triangle is x inches longer than another side. The ray bisecting the angle formed by these sides divides the opposite side into 3inch and 5inch segments. Find the perimeter of the triangle in terms of x. ( triangle angle bisector theorem)

Physics (optics)
A ray of light traveling in air strikes the midpoint of one face of an equiangular glass prism (n = 1.74) at an angle of exactly 30.0â—¦ Trace the path of the light ray through the glass and find the angle of incidence of the ray at the bottom of the

geometry
I have triangle XYZ with BX as the bisector sides XY and XZ are congruent. I have to write a proof for angle Y being congruent to angle Z. This is what I have, but it doesn't seem correct  can anyone help? XY is congruent to XZ  Given XB bisects angle

maths
According to the Journal of Irreproducible Results, any obtuse angle is a right angle! x A P B C D Here is their argument. Given the obtuse angle x, we make a quadrilateral ABCD with ∠DAB = x, and ∠ABC = 90◦ , and AD = BC. Say the perpendicular

Physics
1) The speed of light in a certain liquid is 3/5 the speed in a vacuum. What is the index of refraction of the liquid? 2) A ray of light strikes a piece of glass (n=1.52) and makes an angle of 50 degrees with the surface. What angle does the refracted ray

Physics
A light ray of wavelength 610 nm is incident at an angle θ on the top surface of a block of polystyrene surrounded by water. Find the maximum value of θ for which the refracted ray will undergo total internal re ﬂection at the left vertical face of

phisics
A ray of light shines on a mirror. The angle between the incident ray and the mirror is 65 degree. What is the total angle turned by the ray of light?

physics
A light of ray is incident at an angle of 58degrees on the plane surface of a block of glass of refractive index 1.60. Some light is reflected on the other side of the normal at the same angle as the angle of incidence. Find: a.the angle between the light

geometry
What is the point called in an equilateral triangle where the angle bisector, perpendicular bisector, height, median meet (they all meet in the same spot)

MATHS
In a triangle ABC, angle B> angle C. If AM is the bisector of angle A and An is perpendicular to BC. Prove that angle MAN=1/2(angle Bangle C).

physics
The angle of incidence when the angle between the incident ray and refracted ray is 80 degrees is......

maths
Trigonometry query. ABC is a rightangled triangle. AD is the bisector of angle BAC. Angle DAC = 15 degrees. X = CD. find X. I know the answer is 7.1 but cannot work out the theory. Could you please help? Thankyou.

science/math
1. A light ray strikes a mirror at an angle of 42° from the surface of the mirror. What angle does the reflected ray make with the normal Ans. 42° 2. A ray of light hits a mirror at 27° from the normal. What is the angle between the reflected ray and

Math
Let AB and CD be two lines intersecting at point O. Let OP be the bisector of angle AOC, OT the bisector of angle POB, and OR the bisector of angle TOD. If angle POR = 25 degrees, find angle AOC and angle AOD.

Math
Given that ray EU is an angle bisector,find x given that

Algebra
(i just need help filling in the ? with the reason name) Given: Ray AC is the angle bisector of

Physics
The light ray strikes the hypotenuse of the prism at an angle of incidence greater than the critical angle. Find the angle phi of the ray as it leaves the base of the prism. The incident ray is perpendicular to the left side of the prism. (The index of

MMATH08
IN PARALLELOGRAM ABCD, ANGLE BISECTOR OF ANGLE A BISECTS BC. WILL ANGLE BISECTOR OF ANGLE B ALSO BISECT AD?

Math
if m

MATH8
IN A PARALLELOGRAM ABCD, THE ANGLE BISECTOR OF ANGLE A BISECTS BC. WILL ANGLE BISECTOR OF B ALSO BISECT AD ?

geometry
Given: MQN = 18x  1 MQP = 33x + 10 Ray QN is an angle bisector of MQP. Find MQN and MQP.

Physics
Which of the following statements is not true if an incident ray of light makes an angle of 30o with the mirror surface? angle of incidence = 30o angle of reflection = 60o angle of incidence = 60o angle between incident ray and reflected ray = 120o

Geometry
Find the indicated values. Please correct me if I'm wrong! 1. B is between A and C. AB=2x+1, BC=3x4, and AC=62. Find the value of 'x' and determine if B is a bisector. X=13 Is it a bisector? Yes 2. M is between L and N. LM=7x1, MN=2x+4, and LN=12. Find

Math
Answer with Always, Sometimes or Never True. Kindly explain why so that I can understand. Thanks. 1. An interior angle and an exterior angle of a triangle are supplementary. 2. The bisector of an angle of an isosceles triangle is also a perpendicular

Geomertry
In cetrain triangles can a median be a perpendicular bisector, altitude and an angle bisector?

geometry
When is the perpendicular bisector of a side of a regular ngon also an angle bisector?

maths
According to the Journal of Irreproducible Results, any obtuse angle is a right angle! x A P B C D Here is their argument. Given the obtuse angle x, we make a quadrilateral ABCD with ∠DAB = x, and ∠ABC = 90◦ , and AD = BC. Say the perpendicular

maths
According to the Journal of Irreproducible Results, any obtuse angle is a right angle! x A P B C D Here is their argument. Given the obtuse angle x, we make a quadrilateral ABCD with ∠DAB = x, and ∠ABC = 90◦ , and AD = BC. Say the perpendicular

math
Let AB and CD be two lines intersecting at point O. Let OP be the bisector of ]AOC, OT the bisector of ]POB, and OR the bisector of ]TOD. If ]POR = 25, find ]AOC and ]AOD.

Physics
A ray of light hits the surface of a mirror at an incident angle of 10º to the normal. What is the angle of reflection for the ray of light? Is it correct for me to say that the angle of reflection for the ray of light is 10º as ANGLE OF INCIDENCE =

Physics
1) The speed of light in a certain liquid is 3/5 the speed in a vacuum. What is the index of refraction of the liquid? 2) A ray of light strikes a piece of glass (n=1.52) and makes an angle of 50 degrees with the surface. What angle does the refracted ray

Physics
An Xray scattering from an electron with negligible initial kinetic energy is observed to undergo a change in wavelength by 2.561 pm. i.e. The scattered Xray photon has a wavelength 2.561 pm larger than the incident Xray photon. Find the direction of

Physics
An Xray scattering from an electron with negligible initial kinetic energy is observed to undergo a change in wavelength by 2.561 pm. i.e. The scattered Xray photon has a wavelength 2.561 pm larger than the incident Xray photon. Find the direction of

timpany
a Ray of light makes an angle of 10 with the horizontal and strikes a plane mirror which is inclined at angle x to the horizontal . The angle x for which the reflected Ray becomes vertical is?

maths
In triangle ABC angle B > angle C if AM is the bisector of angle BAC and AN perpendicular BC. prove that angle MAN =1/2(angle B  angle C)

Physics
A ray of light falls on one of two plane mirrors placed at an angle of 90 degrees. show that the direction of the ray after two reflections is parallel to the direction of the original ray.

triangles (math)
BO and CO are respectively the bisector of angle b and angle c triangle ABC.AO produced meets BC at P, then find AB/AC.

physics/light reflection
A light of ray is incident at an angle of 58degrees on the plane surface of a block of glass of refractive index 1.60. Some light is reflected on the other side of the normal at the same angle as the angle of incidence. Find: a.the angle between the light

maths
ABCD is a parallelogram the angle bisector of angleA and angleD intersect at O. Find the measure of angle AOD

College physics
A ray of red light, for which n=1.54, and a ray of violet light, for which n=1.59, travel through a piece of glass. They meet right at the boundary between the glass and the air, and emerge into the air as one ray with an angle of refraction of 22.5. What

Physics
suppose that the angle of incidence is 1 = 37.1°, the thickness of the pane is 4.17 mm, and the refractive index of the pane is n2 = 1.50. Find the amount (in mm) by which the emergent ray is displaced relative to the incident ray.

Physics
a ray of light is incident on an airglass boundary at 30 degrees. The index of refraction of air is 1,and the index of refraction for the glass is 1.4. What is the angle of the reflected ray, and what is the angle of the refracted ray? Thanks in advance.

physics
The 454590 triangular prism shown in the figure has an index of refraction of 1.58, and is surrounded by air. A ray of light is incident on the left face at an angle of 51.0°. The point of incidence is high enough that the refracted ray hits the

physics
In the figure below, suppose that the angle of incidence is θ1 = 29.7°, the thickness of the glass pane is 5.46 mm, and the refractive index of the glass is n2 = 1.52. Find the amount (in mm) by which the emergent ray is displaced relative to the

Physics
A prism, made of glass of refractive index 1.50, has two plane faces at an angle 33 to each other. A ray of light enters the glass from one side perpendicular to that face and emerges through the other. Part A: As the ray enters the glass, what is its

High School Science
A ray of light goes from water (nwater=1.333) into ice (nice=1.309). Which of the following statements is true? 1) The ray gets closer to the normal after crossing the interface. 2) The ray does not change directions after crossing the interface. 3)The ray

geometry
Draw the unit circle and a firstquadrant ray from the origin that makes an angle è with the positive xaxis. Let B be the point on this ray whose xcoordinate is 1, and let A = (1, 0). Segment AB is tangent to the circle. In terms of è, find its length.

Physics
A ray of light is incident at an angle of 30° on a glass prime of refractive index 1.5 . calculate the angle through which the ray is minimally deviated in the prime.

physics
A light ray strikes a flat, L = 1.6 cm thick block (depth) of glass of refractive index 1.49 at an angle of 30 with the normal. Calculate the lateral shift of the light ray, d. there is a digram showing the light ray continuing at the same angle (30* to

Geometry
PR=PS ray RV bisects angle PRS, ray SV BISECTS ANGLE PST prove angle V= 1/2 angle P where angle P = 4x

ITT
In the following diagram, a ray of light is incident on an airglass boundary. The index of refraction of air is 1, and the index of refraction for the glass is 1.4. What is the angle of the reflected ray, and what is the angle of the refracted ray?

number theory
According to the Journal of Irreproducible Results, any obtuse angle is a right angle! Here is their argument. Given the obtuse angle x, we make a quadrilateral ABCD with DAB = x, and ABC = 90◦, andAD = BC. Say the perpendicular bisector toDC meets the

math
in triangle abc ad is bisector of angle a and angle b is twice of angle c prove that angle bac is equal to 72

physics
A ray of light is incident at an angle of 20degrees to the normal on one face of an equilateral prismm made in glass of refractive index 1.523. Trace the ray of light through the prism and find the total deviation produced.

Geometry
5. What theorem do Exercises 14 prove? (1 point) Triangle Inequality Theorem Converse of the Angle Bisector Theorem Angle Bisector Theorem Triangle Midsegment Theorem

physics
calculate the refractive index for a ray travelling from air to water given that the angle of incidence is 30degrees and the angle of refraction in the water is 22 degrees.Determine the speed of the ray in water.