Tuesday
May 31, 2016

Homework Help: Math: Geometry

Recent Homework Questions About Geometry

Geometry
what are the interior angle measures of a right isosceles triangle
Tuesday, November 10, 2015 by Anonymous

Geometry
Given: BA is congruent to DC; BE is perpendicular to AC; DF is perpendicular to AC. Prove: BE is congruent to DF. The image is of rhombus ABCD. There is a segment connecting A and C with points E and F each about a third of the way into the segment.
Tuesday, November 10, 2015 by Marissa

geometry
In the diagram, JG = 5 cm and GE = 10 cm. Based on this information, can G be a centroid of triangle LMN?
Tuesday, November 10, 2015 by jewel

geometry
given angle amd and zdm are right angles given: segment AM and ZD are congruent prove: angle a is congruent to z (CPCTC) I know that reflexive prop is needed and all right angles are congruent, also sas Please help with 3 statements_
Monday, November 9, 2015 by sweet pea

Geometry
R, S, and T are the vertices of one triangle. E, F, and D are the vertices of another triangle. m<R = 60°, m<S = 80°, m<F = 60°, m<D = 40°,? RS = 4, and EF = 4. Are the two angles congruent? If yes, explain how and identify which segment is ...
Monday, November 9, 2015 by Steve

Geometry
The polar coordinates of the two opposite bordering points of a diagonal of a square are (6,3) & (-2,-3). What are the coordinates of the other two bordering points?
Sunday, November 8, 2015 by Muhsina

geometry
A room is 14 x 21 ft.It needs to be painted.The ceiling is eight above the floor.There are 2 windows in the room, each one is 3 ft by 4 ft. The door is 2.5 ft by 6.5 ft. 1)Find the area of the walls and ceiling to be painted. 2)one gallon of paint covers 75.86 square feet, how...
Saturday, November 7, 2015 by Leanne

Geometry
What is point P in triangle ABC called? A.incenter B.median C.circumcenter D.centroid My answer: D
Friday, November 6, 2015 by Nicole

Geometry
I don't understand this can someone please point me in the right direction. The Pentagon pictured below is regular. What is the image of line CA after a rotation of 216 degrees? The pentagon has 5 lines of symmetry and a radius of 72 degrees.
Thursday, November 5, 2015 by Ms. Sue PLEASE help me!!!

Geometry
a>p=a'(-3,-3) for the glide reflection where the translation is (x,y)>(x+5,y) and the line of reflection is y=1. What are the coordinates of a'?
Thursday, November 5, 2015 by Steve

Geometry
p>p'(-2,-6) for the glide reflection where the translation is (x,y)>(x,y-1) and the line of reflection is x=1. What are the coordinates ofP?
Thursday, November 5, 2015 by Steve

Geometry
what type of symmetry does the ying yang symbol have? I don't think it has symmetry
Thursday, November 5, 2015 by Steve

Geometry
Which letter has rotational symmetry? I J K L IMy answer is I
Thursday, November 5, 2015 by Steve

Geometry
The vertices of a triangle are P(-4,1), Q(-2,-8), R(8,-1). What are the vertices of the image reflected across the y-axis? my answer is P'(4,1),Q'(2,-8),R'(-8,-1)
Thursday, November 5, 2015 by Steve

Geometry
Which rule describes the transformation that is a reflection across the x-axis? a- (x,y)>(x,-y) b- >(-x,y) c_ >(-x,-y) d- >(y,x) my answer is a
Thursday, November 5, 2015 by Steve

Geometry
prove that if the lengths of two sides of a and b, triangle are a and b respectively, then the lengths of the corresponding altitudes to those sides are in the ratio b/a.
Wednesday, November 4, 2015 by Ethan

geometry
A fire hydrant that is 1.5 feet high casts a shadow that is 2.5 feet long. At the same time of day, a lamppost casts a shadow 15 feet long. What is the height of the lamppost?
Tuesday, November 3, 2015 by jay

Geometry
Question:Ray BD bisects <ABC. The m<ABD=5× and m<DBC=3×+10. Find × and m<ABC
Tuesday, November 3, 2015 by tiara

math
GEOMETRY The formula for the perimeter of a rectangle is P = 2 + 2w, where is the length and w is the width. A rectangle has a perimeter of 24 inches. Find its dimensions if its length is 3 inches greater than its width.
Tuesday, November 3, 2015 by Sally

Geometry
How many lines of symmetry on the four operating symbols? Addition sign : 4 Subtraction sign : 2 Multiplication sign : 4 Division sign : 2
Monday, November 2, 2015 by Geo

Geometry
If the point P(-3,2) is translated under the vector (1,-5) what quadrant will P' be located? Quadrant 3?
Monday, November 2, 2015 by Geo

Geometry
I'm not sure how to complete a two-column proof: Given <2=<4,m<2=100 Prove:m<3=70 All i have so far: <2=<4, m<2=100 : Given M<2 =m <4 :definition of congruent angles M<4=110 : ? M<3+m<4= 180 : ? M<3=70 : ? This is so stressful, please...
Monday, November 2, 2015 by Amanda

Geometry
Write two conditional statements that have false converse statements
Friday, October 30, 2015 by Mike

Geometry
when two parallel lines are cut by a transversal and one alternate interior angle is x squared and the other is 3x. How do u slove for x?
Thursday, October 29, 2015 by Laura

Math
A parking lot is being redesigned. The lot is 40 yds x 50yds. The owner wants to repaint the parking lot to allow for 51 spaces. Spaces must be rectangular and 9 feet wide by 18 feet long. The painted stripes separating the spaces must be 4 inches wide. The driving aisles must...
Thursday, October 29, 2015 by Millie

Geometry
Find the distance between the lines with the equations y = 3/2x+4 and −3x+2y = −1. Round your answer to the nearest tenth.
Thursday, October 29, 2015 by Sam

geometry
P P'(–4, –7) for the glide reflection where the translation is (x, y) (x,y-4) and the line of reflection is x= -1. Find the coordinates of P A.(-4,-11) B.(2,-7) C.(2,-3) D.(-4,-3)
Thursday, October 29, 2015 by jenny

Geometry
When you are doing a glide reflection how does the line of reflection being y=1 affect the final answer? Can someone help me with that...start with (-3,-3) and the translation is (x+5,y) I think the the x will be (2, but unsure what happens to the y) help somebody..
Thursday, October 29, 2015 by Cassie

geometry
if two parallel lines are cut by a transversal and two interior angles are 3x and x sqaured. how do you solve for x?
Thursday, October 29, 2015 by Laura

geometry
A(-3,3) A is a glide reflection where the translation is (x,y) (x+5,y), and the line of reflection is y=1. What are the coordinates of A' A.(2,-3) B.(-3,5) C.(5,1) D.(2,5)
Thursday, October 29, 2015 by jenny

geometry
P P'(–4, –7) for the glide reflection where the translation is (x, y) (x,y-4) and the line of reflection is x= -1. Find the coordinates of P A.(-4,-11) B.(2,-7) C.(2,-3) D.(-4,-3)
Thursday, October 29, 2015 by jenny

Geometry
Given: Line segment AD bisects angle BAC. Angle 1 is congruent to angle 3. Prove: Angle 2 is congruent to angle 3 Write a two-column proof
Thursday, October 29, 2015 by Jsjdi

Geometry
given ABCD IS A rectangle . IF BC =5ft and AB =8ft find the missing sides
Wednesday, October 28, 2015 by Troy

geometry
The vertices of a triangle are P(–4, 1), Q(–2, –8), and R(8, –1). Name the vertices of the image reflected across the y-axis. 1.P'(–4, –1), Q'(–2, 8), R' (8, 1) 2.P'(4, –1), Q'(2, 8), R'(–8, 1) 3.P'(4, 1...
Wednesday, October 28, 2015 by jenny

geometry
Triangle ABC is a right triangle. If side AC=5 and side BC=6, What is the measure of side AB which is the hypotenus
Wednesday, October 28, 2015 by Anonymous

Geometry
How do you find an endpoint with a midpoint and one endpoint?
Tuesday, October 27, 2015 by Jess

Geometry
m<1=2x°,m<2=(x-5)°,and m<3=100°.use an equation to find the measures of<1 and <2.
Monday, October 26, 2015 by Marybeth

Geometry
m<1=2x°,m<2=(x-5)°,and m<3=100°.use an equation to find the measures of<1 and <2.
Monday, October 26, 2015 by Marybeth

Geometry Rectangle
Gery wants to fence a rectangular field whose area is 1200 sq.m. He has only 100 meters of fencing so he decided to fence only the three side of the rectangle letting the wall be the fourth side. How wide the rectangle should be?
Monday, October 26, 2015 by Zijay

Geometry:Rectangles
Gery wants to fence a rectangular field whose area is 1200 sq.m. He has only 100 meters of fencing so he decided to fence only the three side of the rectangle letting the wall be the fourth side. How wide the rectangle should be?
Monday, October 26, 2015 by Zijay

Math Geometry
Gery wants to fence a rectangular field whose area is 1200 sq.m. He has only 100 meters of fencing so he decided to fence only the three side of the rectangle letting the wall be the fourth side. How wide the rectangle should be?
Monday, October 26, 2015 by Zijay

geometry
How can I turn 192cubic cm into a triangular prism?
Sunday, October 25, 2015 by david

geometry
given angle a is parallel to angle b and the measure of angle 7 is 94 find the measure of angle 10 and angle 9 someone please help me on this ! 😫
Saturday, October 24, 2015 by jennyyyy

Geometry
The degree measure of the vertex angle is (3x-8). The degree measure for each base angle is (6x-41). What is the value of vertex angle?
Wednesday, October 21, 2015 by Kay

Geometry
A right triangle has exterior angles at each of its acute angles with measures in the ratio 13:14. Find the measure of the smallest interior angle of the triangle. 40 (degrees) 50 (degrees) 130 (degrees) 140 (degrees) Please help? Thanks
Wednesday, October 21, 2015 by SkatingDJ

Geometry
Plane R contains points ,M,and Y. Plane Z intersects with plane R at SM, AY intersects plane R at point Y. . Point A is not in plane Z or plane R. MY forms a right angle with MS. A. What is measure of < SMY? B. Name three points that are noncollinear. C. Can you name three ...
Tuesday, October 20, 2015 by Sky

Geometry
2 sides of an equilateral triangle measure (y+10) units and (y^2-2) units. If the perimeter of the triangle is 21 units, what is the value of y? I was trying (y+(y+10) + (y^2-2)=21 got to y^2+2y+-13 and wasn't sure how to proceed. Or should I take a side (y^2-2)*3=21? I ...
Monday, October 19, 2015 by Ann

Geometry
if yvonne wanted to make 3 dresses that use 4 7/8 yd of fabric easy explain how she could use estimation to make sure she has enough fabric for all of them.
Monday, October 19, 2015 by Anonymous

Geometry
If jk is congruent to lm, then lm is congruent to jk
Monday, October 19, 2015 by D'Andre

Geometry i need hlp urgently plz plz plz
The lenght of a line segement is of 10units and the co-ordinate of one end point are (2,-3) if the abscissa of the other end is 10 find the ordinate of the other end?? Working plz plz
Sunday, October 18, 2015 by Collins

Geometry
Complete the two column proof. Given: angle 2 and angle 5 are supplementary Prove: l is parallel to m Statements: 1. BLANK 2. angle 3 is congruent to angle 2 3. angle 3 and angle 5 are supplementary 4. BLANK Reasons: 1.________ 2.________ 3.________ 4.________
Thursday, October 15, 2015 by Blair Needs Ms. Sue

Pre calc- confused
Geometry/Maximum area: A rancher wants to enlarge an existing rectangular corral such that the total area of the new corral is 1.5 times that of the original corral. The current corral's dimensions are 250 feet by 160 feet. The rancher wants to increase each dimension by ...
Thursday, October 15, 2015 by Sophia

Geometry plz help its not to hard
18. Two lines intersect at a point. the vertical angles formed are supplementary. What is the measure of each of the angles? Explain.
Wednesday, October 14, 2015 by Jimmy

Math geometry
Given AB intersects BD <EFG and <CBD are complementary prove <EFG complements <ABC
Tuesday, October 13, 2015 by Samantha

Geometry 1 question
Use the truth table to test the validity of the following argument. If you play varsity sports, then you are dismissed from school an hour early. You are dismissed from school an hour early. Therefore, you are a varsity athlete. valid invalid Sorry about the repost:( But I ...
Tuesday, October 13, 2015 by SkatingDJ

Geometry
Name the Property of Equality that justifies this statement: x = x Reflexive Property Symmetric Property Transitive Property Substitution Property Use the truth table to test the validity of the following argument. If you play varsity sports, then you are dismissed from school...
Tuesday, October 13, 2015 by SkatingDJ

geometry
Which statement best describes deductive reasoning?
Tuesday, October 13, 2015 by jarrod

Geometry
The area of a triangle is 30cm^2. What is the base of the triangle if the height is 6 cm?
Tuesday, October 13, 2015 by Terry

Geometry
What is a counterexample of the following conjecture? Conjecture: Any number that is divisible by 3 is also divisible by 6 36 27 23 18 Is it C, 23? A little confused:p Please help? Thanks
Monday, October 12, 2015 by SkatingDJ

Maths
Coordinate Geometry A=(7,4) B=(2,0) Gradient of AB = 4/5 Equation of AB in ax+by=0 for is 4x-5y-8=0. The length of AB in surd form is root41. The point C has coordinates (2,t), where t>0 and AC=AB. a) find the value of t. b) without plotting point, find the area of triangle...
Monday, October 12, 2015 by Anonymous

modern geometry
Construct the locus of all points (in one half plane) from which the given segment (that you draw) is seen by: a. 120 degrees b. 105 degree I've tried following steps in my textbook but I'm struggling.
Monday, October 12, 2015 by haley

geometry
There are two noncongruent triangles that have a 9-inch side, a 10-inch side, and that enclose 36 square inches of area. Find the length of the third side in each of these triangles.
Monday, October 12, 2015 by Nico

Geometry
<DOE contains points D(2,3) O(0,0) and E(5,1). Which of the following angles are both adjacent and supplementary to <DOE? <DOF, with F (10, 2) <DOF, with F (-2, -3) <DOF, with F (-5, -1) <EOF, with F (-5, -1) <EOF, with F (-2, -3) <EOF, with F (10, 2) ...
Sunday, October 11, 2015 by SkatingDJ

geometry
Suppose BD−→− bisects ∠ABC. If m∠ABD=12x+24 and m∠DBC=20x+16, what is m∠ABC?
Friday, October 9, 2015 by jackie

geometry
RT=5x=7 and RS=15x-1, what is the value of x?
Thursday, October 8, 2015 by monica

Geometry help check ??
Given: <2 = <4, m<2 = 110 Proof: m<3 = 70 <2 = <4, m<2 = 110 Given m<2 = m<4 Definition of congruent angles m<4 = 110 b._______ <3 and <4 are a linear pair Definition of a linear pair(shown in diagram) <3 and <4 are supplementary ...
Thursday, October 8, 2015 by Sammy

Geometry
The measure of an angles supplement is 76 less than that the measure of the angles. Find the measure of rhe angle and its supplement?
Thursday, October 8, 2015 by ashley

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?
Thursday, October 8, 2015 by ashley

Geometry
Set up a system to solve. Two angles are complementary. Four times one angle is equal to the other angle plus 10. Find the two angles.
Thursday, October 8, 2015 by ashley

Geometry
set up a system to solve. Two angles are supplementary. Twice one angle is equal to the other anlge minus 36. Find both angles.
Thursday, October 8, 2015 by ashley

Geometry
find the image, of o(-2,-1) after two reflections first across the line y=-5 and then across the line x=1
Wednesday, October 7, 2015 by Steve

Geometry
Which of the following angles lands in quadrant IV when placed in standard position? 265 degrees -280 degrees -5 degrees 135 degrees I know what IV quadrant means, but I don't get which one it is in degrees :/ Please help? Thanks
Wednesday, October 7, 2015 by SkatingDJ

Geometry
Why do complementary and supplementary angles not have to be adjacent? As long as the two angles equal 90 degree then they will be complementary. As far as supplementary, as long as the two angle sum equals 180 degrees then they will be supplemental.
Wednesday, October 7, 2015 by Sue

CHECK ANSWERS for geometry
1. Why are points and lines hard to define? A point you can't move at all, a line you can only move back and forth in the same direction. Does drawing a point or a line accurately illustrate its characteristics? 2. What do we mean when we say a point exists in zero ...
Tuesday, October 6, 2015 by Sue

Geometry
1. Why are points and lines hard to define? A point you can't move at all, a line you can only move back and forth in the same direction. Does drawing a point or a line accurately illustrate its characteristics? 2. What do we mean when we say a point exists in zero ...
Tuesday, October 6, 2015 by Sue

Geometry
1. Why are points and lines hard to define? A point you can't move at all, a line you can only move back and forth in the same direction. Does drawing a point or a line accurately illustrate its characteristics? 2. What do we mean when we say a point exists in zero ...
Tuesday, October 6, 2015 by Sue

Geometry
Find the image of O (-2, -1) after two reflections, first across the line y=-5, and then across the line x=1. (-2, -1) (-1, -6) ( 4, -9) ( 1, -5) I honestly think that the correct answer is not listed. Please help!
Tuesday, October 6, 2015 by Taylor Wilso

Geometry
Point D is on the interior of angle ABC. Use the given information to find m angle DBC. (Draw the picture.) M angle ABC = (5x +6) M angle ABD = (7x - 9) M angle DBC = (5x - 6) Answer so far: (5x + 6) + (5x - 6) = (7x - 9) 10x = 7x - 9 10 x - 7x = -9 3x = -9 X = -3 Do not ...
Monday, October 5, 2015 by Justin

geometry
2. the dashed triangle is a dilation image of the solid triangle. what is the scale factor (1 point)
Monday, October 5, 2015 by jenny

Geometry
Is a triangle with vertices G(3,2), H(8,5) and K(0,10) a right angle. explain plss, pls. very imp.
Monday, October 5, 2015 by Sara

geometry
the vertices of a triangle are p(-7 -4),q(-7,-8),and r(3,-3).Name the vertices of the image reflected across the line y=x. the choices are A. P'(4,7),Q'(8,7),R'(3,-3) B. P'(4,-7),Q'(8-7),R'(3,3) C. P'(4-7),Q'(-8,-7),R(-3,3) D. P'(-4,7),Q'...
Monday, October 5, 2015 by jenny

geometry
check my answer please!! find the image of o(-2 -1) after two reflections, first across the line y=-5, and then across the line x=1. (-2,-1) (-1,-6)# (4,-9) (1,-5)
Monday, October 5, 2015 by tj

Geometry
Given: B is the midpoint of line AC. D is the midpoint of line CE. Ab=De Prove AE=4AB
Monday, October 5, 2015 by Allison

geometry
the vertices of a triangle are p(-7 -4),q(-7,-8),and r(3,-3).Name the vertices of the image reflected across the line y=x.
Monday, October 5, 2015 by tj

geometry
the vertices of a triangle are p(-7 -4),q(-7,-8),and r(3,-3).Name the vertices of the image reflected across the line y=x. help!!
Monday, October 5, 2015 by tj

geometry
which of the following is a step in constructing an inscribed square using technology? a)construct segment db, segment, bc, segment ce, segment eg, segment gi, and segment id. b)identify the points of intersection between circle a and circle g. c) draw segments br, rs, and sb...
Monday, October 5, 2015 by Ana

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 given angle. c) draw ...
Monday, October 5, 2015 by Ana

geometry
Which of these is a correct step in constructing congruent line segments? a) use a straightedge to draw two equal arcs from the endpoints. b) use a compass to join the endpoints of the line segment. c) use a straightedge to measure the length of the line segment. **** d) use a...
Monday, October 5, 2015 by Ana

8th grade geometry
How do I find the answer to the following question without knowing the 3rd vertices? Graph a triangle with vertices (3,-2), (-3,2) and height of 3 units. The answer is supposed to be (3, -2), (0,1) and (-3, -2).
Monday, October 5, 2015 by Alexis

Geometry help
The true conditional statement "If 1/2 (m<ABC) = m<ABD, then m<ABC = 2(m<ABD" illustrates which property of equality? A. Addition property of equality B. Subtraction property of equality C. Multiplication property of equality (My Answer) D. Division ...
Monday, October 5, 2015 by sammy

Geometry help
m angle 2 =34 degrees find m angle 1 Would appreciate the help on this one This is for long x that has 1 and 3 labeled top and bottom left side is labeled 4 right side is 2 That's what it looks like best I know how to describe it
Monday, October 5, 2015 by sammy

Geometry Check please
Is the following definition of complementary angles reversible? If yes, write it as a true biconditional Complementary angles are two angles whose sum measures to 90 degrees - The statement is not reversible - Yes, if angles are complementary, then their sum measures to 90 ...
Monday, October 5, 2015 by sammy

Geometry
7. the vertices of a triangle are p(-7 -4) q(-7,-8 and r(3,-3) name the vertices of the image reflected across the line y=x A. P'(4,7),Q'(8,7),R'(3,-3) B. P'(4,-7),Q'(8-7),R'(3,3) C. P'(4-7),Q'(-8,-7),R(-3,3) D. P'(-4,7),Q'(-8,7),R'...
Monday, October 5, 2015 by dea

geometry
The length of a rectangle is 4 times its width. If the perimeter of the rectangle is 70 ft., find the area.
Sunday, October 4, 2015 by Christine

Geometry
The shortest edge of a rectangular prism is 3 inches, and its volume is 144 cubic inches. A similar rectangular prism has its shores edge equal to 4 inches. What is the approximate volume of the second prism?
Friday, October 2, 2015 by MATHQUESTION

Geometry
Jason designed an arch made of wrought iron for the top of a mall entrance. The 11 segments between the two concentric circles are each 1.25 m long. Find the total length of wrought iron used to make the structure. Round the answer to the nearest meter. Show your work. The ...
Friday, October 2, 2015 by Alexa

Geometry
An hourglass, composed of two identical cones, is 12 cm tall. The radius of each cone is 3 cm. If you want to fill the bottom half of the hourglass 2/3 full of salt, how much salt will you need? Explain the method you would use to find the amount of salt. How would I solve this?
Friday, October 2, 2015 by Alexa

Geometry
The equation (x + 5) + (y + 3) = 169 models the position and range of the source of a radio signal. Describe the position of the source and the range of the signals. ???? Would the answer be (5,3) is the center and 13 is the range of signals..??
Friday, October 2, 2015 by Alexa

Geometry
Janine wants to paint just the sides of a cylindrical pottery vase that has a height of 45 cm and a diameter of16. Janine wants to paint just the sides of a cylindrical pottery vase that has a height of 45 cm and a diameter of 14 cm. To the nearest whole number, find the ...
Friday, October 2, 2015 by Alexa

Geometry
Are all horizontal lines parallel Use slope to explain how you know I put yes
Wednesday, September 30, 2015 by Anonymous

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Homework Help: Math