Thursday
September 29, 2016

Homework Help: Math: Geometry

Recent Homework Questions About Geometry

Geometry
Which of the following represents the length of a diagonal of a trapezoid with vertices of (-b,c), (b,c), (-a,0), and (a,0)? 1- sq root (a+b)^2-c^2 2- sq root (a-b)^2 - c^2 3- sq root (a-b)^2 +c^2 4- sq root (a+b)^2 +c^2
Sunday, January 31, 2016 by Steve

analytic geometry
1. The orbit of the earth is an ellipse with the sun at a focus, the semi-major axes 93 million miles and the eccentricity is 1/60. Find the greatest and least distance of the earth from the sun. 2. A battle shipping is sailing at a straight line towards east at 40km/hour from...
Saturday, January 30, 2016 by sylvia

analytic geometry
1. Find the longest and shortest distance from (10, 7) to the circle x^2 + y^2-4x-2y-20=0 2. From the start, a man runs 4km towards north, 3 km towards east and takes a rest. Draw the line from starring point to resting point and line from resting point to finish point. Find ...
Friday, January 29, 2016 by sylvia

geometry
2 inch by 3 photograph is enlarged by 75 percent what are the dimensions of the new enlarged photograph?
Friday, January 29, 2016 by Ana

Geometry
X is a point 7cm from the center of circle O with radius 9 cm. AXB is a chord of the circle such that AX= 2 XB. Find the length of AB.
Friday, January 29, 2016 by Zack

Geometry
I know that a rectangular room measures 2300 sq. ft, how long and how wide would the rectangle be?
Friday, January 29, 2016 by Pamela

Geometry
Solve for x: x/3=x+2/5
Friday, January 29, 2016 by Kaoru

Geometry
What is the distance between point P(-2, 1, 3) and point Q(-1, 4, -2) to the nearest tenth? 35.1 units 9.3 units 18.4 units 5.9 units My answer: 18.4 units
Friday, January 29, 2016 by Nicole

geometry
A triangle is made of wood sticks of lengths 8, 15 and 17 inches joined end-to-end. Pieces of the same integral length are cut from each of the sticks so that the three remaining pieces can no longer form a triangle. How many inches are in the length of the smallest piece that...
Thursday, January 28, 2016 by M

analytic geometry
1. Given the parabola defined by y^2 =-12x, find the coordinates of the focus,the length of the latus rectum and the coordinates of its endpoints.Find also the equation of the directrix. Sketch the curve. 2. Find the eccentricity of an ellipse when the length of the latus ...
Thursday, January 28, 2016 by sylvia

analytic geometry
1. Find the equation of the asymptotic of the hyperbole x^2/9 - y^2/ 4 = 1. 2. Given the equation of a function 2x^2 + 5y^2 - 16x + 20y + 108 =0, translate the original so that the New equation will have no first degree terms. 2. Find the radius and the polar coordinates of ...
Thursday, January 28, 2016 by sylvia

analytic geometry
1. Given the parabola defined by y^2 = -12x, find the coordinates of the focus, the length of the latus rectum and the coordinates of its endpoints. Find also the equation of the dielectric. Sketch the graph. 2. Find the eccentricity of an ellipse when the length of the latus ...
Thursday, January 28, 2016 by sylvia

analytic geometry
Determine the acute angle between the lines 3x - 7y = 21 and 5x + 3y = 15.
Wednesday, January 27, 2016 by sylvia

Connexus Help me!!
I need help in an assignment from Connexus and its in math but I can't put the question because the question includes a diagram. The unit it's on math and its lesson 3: indentifying and classifying angles:2 Math 7B unit 1: Geometry. So if anybody that goes to Connexus ...
Wednesday, January 27, 2016 by Tommy

geometry
Francine cut a large circular cake into 12 equal .slices. what acute angle is formed by the sided of each slice
Wednesday, January 27, 2016 by Anonymous

Geometry
How can you prove a triangle is a right triangle? a: use the distance formula to see if at least 2 sides are congruent b: use the slope formula to see if any sides are perpendicular** c: use the distance formula to see if all 3 sides are congruent d: use the slope formula to ...
Monday, January 25, 2016 by lady

Geometry
in the diagram below of Circle of chord AB bisects chord CD at E. If AE equals 8 and BE equals 9 find the length of CD in simplest radical form
Sunday, January 24, 2016 by Anushka

geometry
A cube has edge lengths of 4 inches. What is the approximate length of a diagonal "d" of the cube?
Friday, January 22, 2016 by jackie

math geometry
the measure of an angle that is 8 degrees less than 3 times its supplement???
Friday, January 22, 2016 by hopey

geometry
The circle in the figure below has radius r. What is its equation in standard form?
Wednesday, January 20, 2016 by Carolyn

math geometry
P is parallel to q m angle 1 =(6x+y-4) m angle 2 = (x+9y+1) m angle 3 = (11x+2) A. Set up an equation(s) to find x and y. B. Show all work and solve for x and y. C. Use these values to find the values of angles 1, 2, and 3. Cant figure this out at all. keep geeting the wrong ...
Tuesday, January 19, 2016 by genny

Geometry
To find the height of a flagpole Kasey measured her own shadow and the flagpoles shadow. KAsy's height is 5ft 4 inches. The shadow of the flagpole was 14ft and 3 inches and her shadow was exactly 3 ft. What is the height of the flagpole
Tuesday, January 19, 2016 by Anonymous

geometry
evaluate: 3 sqr od 216
Tuesday, January 19, 2016 by florence wilson

honors geometry
You and a group of friends are participating in a ropes course. One of the obstacles involves doing a Tarzan Swing into a lake. A rope swing is at the edge of the lake. It is attached to a platform arm that overhangs the lake as shown in the diagram below. The point at which ...
Monday, January 18, 2016 by bryce b

Math: Geometry
I am having trouble with a problem from my online math class. I tried using the basic angle properties of circles, but didn't get anywhere: Let ABCD be a cyclic quadrilateral. Let P be the intersection of AD and BC, and let Q be the intersection of AB and CD. Prove that ...
Monday, January 18, 2016 by I see you have graph paper. You must be plotting something.

geometry
how can i convert radians to degrees?
Saturday, January 16, 2016 by Alex

geometry
ma is ordering an ice cream dessert. She must order a size, a flavor of ice cream, and a topping. There are sizes, flavor, and toppings to choose from. How many different ice cream desserts could she order?
Friday, January 15, 2016 by kid

Geometry
A. Find the values of a and b that would make the quadrilateral a parallelogram. B. Make sure to show work Top 6b-3 Left 2a+6 Right 3a-10 Bottom 5a+1 Thank you
Friday, January 15, 2016 by Genevieve

Geometry(Check My Answers)
What is the measure of a base angle of an isosceles triangle if its vertex angle measures 30? 30 150 15 75 <My choice Which lengths could be the side lengths of a triangle? 18cm, 6cm, 13cm <My choice 13cm, 22cm, 7cm 6cm, 18cm, 12cm 22cm, 13cm, 8cm
Friday, January 15, 2016 by Nicole

Geometry
There is a parallelogram labeled (from left to right on the top) A - B (from left to right on the bottom) D - E There is a line that connects A to the opposite side E, and a line that connects B to the opposite side D. The intersection of the lines is labeled C (in the middle...
Friday, January 15, 2016 by Derrik

Geometry
mary is 5ft 9 inches tall. she casts a 2 ft shadow. the tree casts a 7 foot shadow. how tall is the tree?
Friday, January 15, 2016 by Kiara

Geometry
What is the slope of the line that passes through (2,1) and (7,-2)? 5/3 -1/3 -3/5 1/5 My answer: -3/5
Friday, January 15, 2016 by Nicole

geometry
If a rectangular prism has a surface area of 198 square feet, a height of 6 feet and a lateral surface area of 144 square feet what is the base area of the prism? What is the volume of the prism?
Friday, January 15, 2016 by Dylan

Geometry
The slope of lien b is 1/3. What is the slope of a line perpendicular to line b? -1/3 -3 1/3 3 My answer: -1/3 Note: there is no graph for this
Friday, January 15, 2016 by Nicole

geometry
Jackson is painting the side of his school. He paints a wall that has an area of 41 1/3 square yards. He uses 2 1/3 gallons of orang paint. What is Jackson's rate of paint coverage in square yards per gallon? The label on the paint container says that the average coverage ...
Thursday, January 14, 2016 by asford

Geometry H
what is the distance between points (-3.2) and (5,-6) express to the nearest tenth?
Thursday, January 14, 2016 by Anonymous

geometry h
The midpoint of Line AB has coordinates (-3,2) and the coordinates of point A are (1.4). What are the coordinates of point B?
Thursday, January 14, 2016 by tom

Geometry
If a quadrilateral has exactly one pair of sides parallels it must be a
Thursday, January 14, 2016 by Anonymous

geometry and spatial sense
If a quadrilateral has exactly one pair of sides parallel it must be a
Thursday, January 14, 2016 by Anonymous

Geometry
A line has a slope of 2 and passes through the point (4,0). What are the coordinates of another point that is on the line? (0,2) (2,0) (6,4) (4,6) My answer: (0,2)
Thursday, January 14, 2016 by Nicole

Geometry
The lengths of the sides of a triangle are 17, 8, and n. Which of the following must be true? A. 9 < n < 25 B. n > or equal to 25 C. n < 9 D. 9 < or equal to n < or equal to 25 At first I thought it was B, then I thought it was A or D... is it A? Please help...
Thursday, January 14, 2016 by SkatingDJ

Geometry
A line segment has the endpoints (2,-5) and (-1,-1). What is the slope? -1/6 -6/1 -3/4 -4/3 My answer: -3/4
Thursday, January 14, 2016 by Nicole

Geometry
a ramp is 15 meters long and rises to a height of 4 meters. What is the angle form by the ramp and the ground?
Thursday, January 14, 2016 by Anonymous

Geometry
There is a geometry diagram I am looking at and I need to attach the image to be able to have it explained. All the numbers are all over the place and I need to figure this out.
Thursday, January 14, 2016 by This is confusing

Geometry
I need the statements and reasons for this: ABCD is a parallelogram and we must prove AB=CD and BC=DA. If a quadrilateral is a parallelogram, then its opposite sides are congruent.
Wednesday, January 13, 2016 by Jonathan Reynoso

Geometry
A ship is 750 meters from a light house which is 50 meters tall. What is the angle of depression from the top of the lighthouse to the ship?
Wednesday, January 13, 2016 by Olivia

Geometry
What is the measure of an exterior angle of a regular pentagon? 72 36 120 108 My answer: 120
Wednesday, January 13, 2016 by Nicole

Geometry
Which angles describe <1 and <8? vertical angles alternate exterior angles alternate interior angles corresponding angles My answer: vertical angles
Wednesday, January 13, 2016 by Nicole

Geometry
Given triangle GHI with G(4, -3), H(-4, 2), and I(2, 4), find the perpendicular bisector of line HI in standard form. Please help? Thanks
Wednesday, January 13, 2016 by SkatingDJ

Geometry 1 question
Find the distance between the points C(0, 0) and D(8, 3). 8.3 11 square root of 73 square root of 55 Really don't know. Please help! Thanks
Tuesday, January 12, 2016 by SkatingDJ

Geometry
Determine whether each statement is always sometimes or never true. If the answer is sometimes or never draw a counterexample. Two congruent triangels are similar : Two squares are similar : Two isosceles triangles are similar : Two obtuse triangles are similar : Two ...
Monday, January 11, 2016 by Anonymous

Geometry
One of corner risers is shown at the right. Find the length of the shortest side of this riser. A right triangle with legs x and x+2. With a hypotenuse of x+4.
Monday, January 11, 2016 by HP

Geometry
A student wants to determine the height of a tree. She knows that her six foot tall Teacher cast a 10 foot long shadow at the same time that the tree has a 45 foot long shadow. How tall is the tree?
Monday, January 11, 2016 by Samantha

geometry
how can you find the geometric mean?
Saturday, January 9, 2016 by bob

Geometry
Triangle TUV is mapped onto T'U'V' by a dilation with a scale factor of 1/2 and center (2,-3) followed by a reflection over the x axis what are the coordiantes of T'U'V"
Saturday, January 9, 2016 by Anonymous

Geometry
Point B(-3,7) is reflected across the line y=-x and then dilated with a scale factor of 3 and the center of dilation at the origin. What are the coordinates of point B" under the composition of transformations
Saturday, January 9, 2016 by Anonymous

Geometry
Tyron developed a negative that is 1 inch by 1 1/4 inches into a photograph using a scale factor of 8 what are the dimensions of the photograph A. 6 inch by 8 in B. 6 2/5 in by 8 in C. 8 in by 10 in D. Not here
Saturday, January 9, 2016 by Anonymous

geometry
if a circle is divided into 12 parts then what is the measure of each part in terms of radius
Saturday, January 9, 2016 by rahul

Geometry
Prove that a line that divides two sides of a triangle proportionally is parallel to the third side. Be sure to create a name the appropriate geometric figures. Paul walks 25 feet away from his house and places a mirror on the ground. He backs 5 feet away from the mirror so ...
Friday, January 8, 2016 by Help!!

apex geometry
Hannah constructed two similar circles as seen in the image below. If the arc length of the larger circle is , which of the following would be true? A. The arc length of the smaller circle is proportional to the radius of the smaller circle. B. The arc length of the larger ...
Friday, January 8, 2016 by zakiya

Geometry
In parallelograms TUVW, part of a ceramic tile pattern, angle TUV = (8x + 1) and angle UVW = (12x + 19) find angle TUV
Thursday, January 7, 2016 by Emma

Geometry
Assume the following is a true statement. If it is raining, I will carry an umbrella. Which form of the original statement must also be true? a- converse b-- inverse c- contrapositive d- biconditional My answer is c contrapositive
Thursday, January 7, 2016 by Steve

Geometry
Three interior angles of a convex heptagon measure 125 degrees, and two of the interior angles measure 143 degrees. Which are possible measures for the other two interior angles of the heptagon? 1: 48 and 48 degrees 2: 39 and 100 degrees 3: 100 and 116 degrees 4: 89 and 150 ...
Thursday, January 7, 2016 by Emma

Geometry
I really need help with this question :( A pentagon has two exterior angles that measure (3x), two exterior angles that measure (2x + 22) and an exterior angle that measure (x + 41). If all of these angles have different vertices, what are the measures of the exterior angles ...
Thursday, January 7, 2016 by Michael

math geometry
Your friend constructs 𝑋𝑌 so that it is perpendicular to and contains the midpoint of 𝐴𝐵. He claims that 𝐴𝐵 is the perpendicular bisector of 𝑋𝑌. What is his error?
Thursday, January 7, 2016 by tyty lil

Geometry
Find r if T.A=12Pi and L.A =8Pi
Wednesday, January 6, 2016 by Diana

geometry
A right triangle has one leg with a length of 48 and a hypotenuse with a length of 80. What is the length of the other leg? A. 63 B. 64 C. 65 D. 66
Wednesday, January 6, 2016 by Anonymous

Geometry
A photographer enlarged a picture. If the width of the image is 5 inches and the width of the pre-image was x, what is the scale factor for the dilation in terms of x?
Tuesday, January 5, 2016 by Jonathan

Geometry
In triangle ABC, AD bisects angle A, BD=4 and CD=5. The perimeter of triangle ABC is 29. Find the lengths of AB and AC.
Tuesday, January 5, 2016 by Anonymous

geometry
1/2 of 1/3 equals give it to me in the simplest form
Monday, January 4, 2016 by Joseph Michael Calais

Geometry (again)
How can one prove a right isosceles triangle? Or a right trapezoid?
Monday, January 4, 2016 by Meema

Geometry
"Given quadrilateral ABCD with A(0,0) B(4,2) C(3,3) and D(1,2), prove that ABCD is a non-isosceles trapezoid" I don't understand how to put this as a proof, since I have to include formulas and reasons. Wouldn't a non-isosceles trapezoid be a normal trapezoid...
Monday, January 4, 2016 by Meema

Geometry
Is there a distance formula if a parallelogram's opposite sides are parrallel?
Sunday, January 3, 2016 by Jon figueroa

geometry
we have angle ABC = angle ACB = angle DEC=angle CDE, BC = 8, and DB = 2. Find AB.
Saturday, January 2, 2016 by sam

Geometry
M is the midpoint of JK. find the coordinates of K. 1. J (-8,4) M (-1,1) 2. J (9,-5) M (5, -2) 3. J (0,11) M (-3,2) Please help me with this! I need help on this step by step. Thank you!
Friday, January 1, 2016 by Amy

Geometry
1) in triangle ABC, AD is the angle bisector of < A. If BD = 5, CD = 6 and AB = 8, find AC.
Thursday, December 31, 2015 by Daniela

geometry
Three consecutive vertices of a parallelogram ABCD are A (3, 0) ; B (5, 2) ,C (- 2, 6). Find the fourth vertex D.
Thursday, December 31, 2015 by Etsub

geometry
a parabola whose axis is parallel to the y axis passess through the points {1,1), (2.2) and (-1,5). Find the equation of the parabola
Wednesday, December 30, 2015 by heidi

Geometry
If an TV is 51 inches wide and the height is half the size of the width, what is its screen size to the nearest inch?
Tuesday, December 29, 2015 by Boberto

Math geometry
An architect is designing an A-frame cottage for a resort. A cross section of the cottage is an isosceles triangle. The front wall of the cottage must accommodate a sliding door. Knowing that the architect is allowed a rectangular space of 240 m³ in volume to build inside...
Monday, December 28, 2015 by Alex

Chemistry
Reaction of gaseous fluorine with compound x yields a single product y, whose mass percent composition is 61.7% F and 38.3%Cl. (a) What is a probable molecular formula for product Y, and what is a probable molecular formula for X? (b) Draw an electron-dot structure for Y, and ...
Saturday, December 26, 2015 by Malan

Geometry
If congruent side FH is a median of△EFG,find the perimeter of △EFG
Sunday, December 20, 2015 by Kim

geometry
In class we are doing overlapping triangles and I have the measures of the angles I just need to know how to solve if there's an angle that isn't congruent between both sides?? if that makes any sense.
Sunday, December 20, 2015 by ariana

geometry
Three interior angles of a quadrilateral have measures of 52∘, 53∘, and 154∘. Find the fourth angle measure.
Thursday, December 17, 2015 by re

Math "Need Help Asap"!
Geometry Unit Practice Sheet Multiple Choice Use the figure to answer questions 1–3. 1. Name a pair of complementary angles. (1 point) 1 and 4 1 and 6 3 and 4 4 and 5 2. If m1=37°, what is m4? (1 point) 53° 43° 37° 27° 3. If m1 = 40°, what is m5? (...
Thursday, December 17, 2015 by Markest Lee

geometry
two boards make up two sides of triangular sandbox 8ft and 5 ft what size board makes third side? I say 5 because this makes an isoles triangle
Wednesday, December 16, 2015 by alyssa

Geometry
Given triangle PQR with m<P=(5x+10) degrees m<Q=(3x+18) degrees and m<R=(2x+32) degrees. Classify triangle PQR by side length and angle measure. Explain your answer
Tuesday, December 15, 2015 by Anonymous

Geometry
If a triangle has LM slope of 1/3 MN slope of 7/1 and LN slope of -3/1 is the triangle a right triangle
Tuesday, December 15, 2015 by Anonymous

Geometry
a line passes through the points -3,1 and 6,4 write the equation of the line in slope intecept Still dont get it
Tuesday, December 15, 2015 by Anonymous

Geometry
Line HJ bisects angle IHL, Line HK bisects angleJHL, and m<IHK is 51 degrees. Find m<IHL
Tuesday, December 15, 2015 by Anonymous

Geometry
a line passes through the points -3,1 and 6,5 write the equation of the line in slope intecept
Tuesday, December 15, 2015 by Anonymous

Geometry
The contrapositive of the following conditional statement: If a figure has four sides, then it is not a triangle. A.If a figure does not have four sides, then it is a triangle. B.If a figure is a triangle, then it does not have four sides. C.If a figure is not a triangle, then...
Tuesday, December 15, 2015 by Nicole

geometry
From the base of a hill , the angle of elevation is 23 degrees . The tree forms a 110 degrees angle with the hillside . The distance from the base of the hill to the base of the tree is 120 meters. Find the height of the tree.
Tuesday, December 15, 2015 by Liwen

Geometry 12
Find the mistake made in the following proof. Explain why you think your colleague made this mistake. Given: AB∣∣ED and AB≅ED Prove: ΔABF≅ΔDEF Proof: It is given that AB∣∣ED so angle ∠DEB is congruent to angle ∠ABE, ...
Monday, December 14, 2015 by Kayla Druery

Geometry 12
What is the measure of the vertex angle of an isosceles triangle if one of its base angles measures 42° and its congruent sides each measure 9 cm? Please express your answer as a number only.
Monday, December 14, 2015 by Kayla Druery

Geometry
1. In an isosceles triangle that is not equilateral the angle between the congruent sides is called a ____ A> Leg B> Vertex C> Base D> Corollary <<<<<<<<THIS ONE 2. In triangle ABC, AB = CB, m<ABC = 4x-3, and m<CAB = x-3. What is m<...
Friday, December 11, 2015 by Chase

physics
Water is leaking out of an inverted conical tank at a rate of 10700.0 cubic centimeters per min at the same time that water is being pumped into the tank at a constant rate. The tank has height 7.0 meters and the diameter at the top is 4.0 meters. If the water level is rising ...
Thursday, December 10, 2015 by emily

Geometry
Write a paragraph proof of this theorem: In a plane, if two lines are perpendicular to the same line, then they are parallel to each other.
Thursday, December 10, 2015 by nicka

Geometry
To repair a roof that is 4 meters high, Mr. Russo leans a 5-meter ladder against the side of the building. To reach the roof, how far away from the building should he place the base of the ladder?
Thursday, December 10, 2015 by K

geometry
find orthocenter triangle PQR .P(1,7)Q (1,2)R (11,2).
Wednesday, December 9, 2015 by Rachel

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Homework Help: Math