Tuesday
September 23, 2014

# Homework Help: Math: Geometry

geometry
Three line segments have the following measures: AB=6, BC= 3, and AC=8. If A,B, and C are distinct points, what conclusions can you draw about points A,B, and C? Draw a diagram and explain your answer.
Thursday, September 5, 2013 at 1:55pm

geometry
in the diagram AB=20 cm, BC=21 cm, AD=10 cm and DE= 10.5 cm. Angles ABC and ADE are right angles. if triangleADE is removed from triangleABC.What is the area of shaded region that remains?
Thursday, September 5, 2013 at 1:19pm

HELP! Geometry
How would you solve this? Graph each fi gure in the c oordinate plane. Find each perimeter. 14. X (0, 2), Y (4, 2 1), Z ( 2 2, 2 1)
Thursday, September 5, 2013 at 12:01pm

Geometry
A rectangle has area and length. Find the width. Area=27t^2-18t Length= 9t How do I find the width?
Wednesday, September 4, 2013 at 6:53pm

Geometry
The length of one side of an isosceles triangle is two times the base b. This length is equal to (8b - 12),in. What is the value of b?
Wednesday, September 4, 2013 at 6:23pm

Geometry
(5d + 5) - (d +1)
Wednesday, September 4, 2013 at 5:40pm

Given the points A (1, 2), B (-4, 4), C (-3, -3) and D (2, -5), determine ifLINE:AB and LINE:CD are parallel, perpendicular or neither. A. parallel B. both perpendicular and parallel C. perpendicular D. neither MyANSWER: A
Wednesday, September 4, 2013 at 4:31pm

HELP! Geometry
Determine the slope of a line perpendicular to the line shown. (3,5) and (7,-8) A. -4/13 B. 13/4 C. -13/4 D. 4/13
Wednesday, September 4, 2013 at 4:18pm

Geometry
Given the points A (-3, -2), B (1, 4), C (3, -4) and D (0, -2), determine [line ab] if and [line cd] are parallel, perpendicular or neither. A. parallel B. perpendicular C. both parallel and perpendicular D. neither
Wednesday, September 4, 2013 at 3:52pm

Geometry
Find the slope of a line parallel to the line passing through points at (1, -2) and (3, 2). A. 1/2 B. undefined C. 0 D. 2
Wednesday, September 4, 2013 at 3:49pm

Geometry
1. Why do you think that the slope of a vertical line is called "undefined?" 2. Can you find the equation of a line if you are given the slope and the x-intercept? If so, explain how. If not, explain why you can't.
Tuesday, September 3, 2013 at 10:44pm

Geometry/algebra 1
Use the given area A of the rectangle to find the value of x. Then give the dimensions of the rectangle. A=91m^2 A=L•W L=(2x+3)m W=(x+2)m 91m^2=(2x+3)m•(x+2)m 91=(x+2)(2x+3) Now what?
Tuesday, September 3, 2013 at 6:25pm

College Geometry
In this assignment, you examine a process that links polygons and circles. You will reach some quantitative conclusions about their respective areas and the relationship between the two. As you know, a regular polygon has sides of equal length and angles that are the same. ...
Tuesday, September 3, 2013 at 3:37pm

geometry
The face-off areas in ice hockey have a diameter of 29.9 feet. Find the area of a face-off circle. Use 3.1.4. for pi. Round to the nearest tenth if necessary.
Sunday, September 1, 2013 at 7:46pm

geometry
a 27 feet tall ladder is placed so that it reaches 25 feet up on the wall of the house. How far is the base of the ladder from the wall of the house. Please help.
Sunday, September 1, 2013 at 7:14pm

geometry
round to the nearest tenth. a rectangular plot of land is 80 meters wide and 98 meters long. Find the length of the diagonal and if necessary, round to the nearest tenth.
Sunday, September 1, 2013 at 6:56pm

Geometry
An antique dealer visited three shops. She spent $25 at the first shop. At the second shop, she spent half of her remaining money and had$60 left. How much money did the dealer have originally.
Sunday, September 1, 2013 at 11:32am

geometry
Can you use two straight cuts to break the figure below into three pieces 5 squares numbered 12345 5 123 4
Friday, August 30, 2013 at 10:49pm

Find the value of x. Round u'r answer to the nearest hundredth, if necessary. Area of triangle=108m^2 A=1/2 bh b=(x+6)m h=xm So, 108m^2=1/2 ((x+6)m)(xm) 108m^2=1/2 m^2+x^2+6???? If so then what? Sub m^2 from the left side?? Then what? :/
Friday, August 30, 2013 at 2:19pm

geometry
Given that r1=6i-8j+2k,r2=4i+5j+7k,r3=-2i+j+6k is a vector. Find r1r2,r2r3,r3r1(a)30,21,-8(b)26,23,8(c)24​,19,-7(d)19,27,7
Friday, August 30, 2013 at 3:40am

geometry
if U=i+3j-2k and V=4i-2j-4k are vectors find U.V, 3U+V& (2U+V).(U-2V) (a)6,10,4(b)4143(c)11,4,5(d)5,11,6
Friday, August 30, 2013 at 3:31am

geometry
Rhombus RHOM with acute angle H
Thursday, August 29, 2013 at 4:50pm

Geometry
Thursday, August 29, 2013 at 1:03pm

Geometry
Two angles are supplementary if the sum of their measures is 180∘. If the measure of one angle is 16x degrees, represent the measure of its supplement as an expression of x.
Thursday, August 29, 2013 at 12:15am

Geometry
If angle ABD is 79 what is angle ABC and DBC DBC (5x+4) ABC (8x-3)?
Wednesday, August 28, 2013 at 1:19pm

geometry
Bill plans to put a fence around a square plot of ground for a garden. a. if he wants to put 15 post on each side of the square, how many post will he need for his fence? 58 is this correct b. If he plans to space the posts evenly one yard apart on each side, how many square ...
Wednesday, August 28, 2013 at 11:49am

geometry
I'm confused ? So if GK=24 , HJ=10 , and GH=HI=IJ what's the length for HI help me ?
Wednesday, August 28, 2013 at 1:42am

geometry
what is the diffwereence between a postulate and theorom
Tuesday, August 27, 2013 at 10:42pm

Geometry Honors
You and your friend each draw 3 points. Your points lie in only 1 plane, but your friend's 3 points lie in more than one plane. Explain how this is possible.
Tuesday, August 27, 2013 at 5:39pm

Geometry / Proofs
Given: Triangle ABC with AD bisecting angle BAC, and AE is congruent to ED (both line segments). Prove: AE/AC = BD/BC. Statements Reasons
Tuesday, August 27, 2013 at 3:24pm

geometry
abc and cbd are adjacent angles which side do the angles have in common
Tuesday, August 27, 2013 at 1:39am

geometry
Which equation is the correct equation to solve for x? Given ST = 5x + 1 , TU = 4x -1, and SU = 54 Its multiple choice and the answers given are- A)(5x + 1) + 54 = 4x - 1 B)(4x - 1) + 54 = 5x + 1 C) 5x + 1 = 55 - 4x D) 5x + 1 = 27
Monday, August 26, 2013 at 8:37pm

geometry
a line that contains ab and cb
Sunday, August 25, 2013 at 12:39am

in triangle ABC, angle b is 5 more than twice angle A and angle C iss 35 less than three times angle A. Find the angles of triangle ABC
Saturday, August 24, 2013 at 2:09am

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.
Friday, August 23, 2013 at 8:19am

geometry
if a picnic area is located at the midpoint between sacramento and oakland fidn the distance to the picnic area from the road sign roseville 5 sac 23 oakland 110
Friday, August 23, 2013 at 12:56am

geometry
a line that intersectgs two nonintersecting planes
Friday, August 23, 2013 at 12:06am

For each graph, find (a)AB to the nearest tenth and (b)the coordinates of the midpoint of AB. 1. Coordinates are A(-9, -6) B(6,6) D=19.2 Midpoint=(1.5,-6) 2.A(-2,-2) B(8,-6) D=10.77 midpoint= (3,-4) 3. A(0,3) B(-2,-2) D=5.4 Midpoint= (-1,0.5)
Tuesday, August 20, 2013 at 2:12pm

Geometry
Which of the following best describes the front and back cover of a textbook when closed?
Tuesday, August 20, 2013 at 1:25pm

Geometry, Help
Help? I'm stuck. For each graph, find (a)AB to the nearest tenth and (b)the coordinates of the midpoint of AB. 1. Coordinates are A(-9, -6) B(6,6) 2.A(-2,-2) B(8,-6) 3. A(0,3) B(-2,-2)
Tuesday, August 20, 2013 at 12:20pm

Geometry, Help
1. Reasoning How does the Distance Formula ensure that the distance between two different points is positive? 2. There are two different formulas for midpoint. Is it possible to use the formula for midpoint "on a number line" when you are trying to find the midpoint...
Monday, August 19, 2013 at 9:46pm

math - geometry
Austin wants to sketch the graph of a circle represented by the given equation. (x - 4)2 + (y + 7)2 = 64 Using complete sentences, describe the steps used to sketch the circle on a coordinate grid
Monday, August 19, 2013 at 9:39pm

geometry
Suppose ABCD is a trapezoid with parallel sides AB and CD that has four points E,F,G and H tangent to the inscribed circle Γ on sides AB,BC,CD, and AD, respectively. If AE=2,BE=3, and the radius of Γ is 12, what is the length of CD?
Monday, August 19, 2013 at 5:12pm

geometry
ABCDEF is a regular hexagon. Square ABXY is constructed on the outside of the hexagon. Let M be the midpoint of DX. What is the measure (in degrees) of ∠CMD?
Monday, August 19, 2013 at 11:56am

Math Geometry
Starting from the point (0,0), a grasshopper makes a series of leaps on the coordinate plane. The grasshopper's first leap takes her to (3,4). After a move which adds (x,y) to the grasshopper's coordinates, her next move adds either (x,y-1) or (x-1,y) to her ...
Sunday, August 18, 2013 at 12:54pm

geometry
find the area of the rhombus (0.9m and 1.2m
Friday, August 16, 2013 at 3:12pm

Geometry
A person standing h feet above sea level can seecd miles to the horizon. The distance r is the radius of the earth = 3963 miles. d is the tangent to the circle forming a right angle to the radius. h + r is the tangent. Solve using Pythagorean theorem and secant-tangent theorem...
Thursday, August 15, 2013 at 11:33pm

Geometry
Help. PT=5x+3 and TQ=7x-9 Find the value of PT
Thursday, August 15, 2013 at 4:34pm

Let S be a subset of {1, 2, 3,... 100}, containing 50 elements. How many such sets have the property that every two numbers in S have a common divisor that is greater than 1? I really need help. Give me a good explanation with he answer. Thanks!!! :)
Thursday, August 15, 2013 at 12:24pm

In a chess variant, a "lord" can move one space at a time, either upward, or to the right, or diagonally upward and to the right. How many ways are there for a lord to move from the bottom left to top right corner of the 8 by 8 chessboard? This seems like a really ...
Thursday, August 15, 2013 at 12:18pm

Geometry
The coordinates of the vertices of a quadrilateral are R(-1,3) S(3,3) T(5,-1), and U(-2,-1).Find the perimeter of the quadrilateral. Round to the nearest tenth.
Wednesday, August 14, 2013 at 8:38pm

Geometry MATH CHECK
Check? In your own words, explain why we use the formula AB = |a - b| to find the distance of a segment. Include why you need to subtract and why you need to take the absolute value. We use that formula |a-b| because a and b are representing coodinate numbers you need to ...
Wednesday, August 14, 2013 at 1:51pm

Geometry
How would you do this? Rs=8y St=4y+8 RT=115y-9 a.Find the value of y b. Find rs, st, rt
Wednesday, August 14, 2013 at 1:20pm

Geometry
Help? 1. In your own words, explain why we use the formula AB = |a - b| to find the distance of a segment. Include why you need to subtract and why you need to take the absolute value. 2. Compare and Contrast Describe the difference between saying that two segments are ...
Wednesday, August 14, 2013 at 1:08pm

An equilateral triangle of side 14 centimeters is revolved about an altitude to form a cone. What is the number of cubic centimeters in the volume of the cone? Express your answer to the nearest whole number, without units. I just want the answer. Thanks! :)
Friday, August 9, 2013 at 11:59am

geometry
Martin's iPod has 24 songs on it. He wants to make a playlist consisting of three songs to dance to. Let N be the number of different playlists Martin can make. What are the last 3 digits of N?
Friday, August 9, 2013 at 4:21am

Geometry
If the distance from the top of a building to the tip of its shadow is 150 feet and the sun makes a 75 degree angle with the wall as shown in the image below, what is the length of the shadow?
Thursday, August 8, 2013 at 10:08pm

Geometry
Two marbles are sitting side by side in a glass container.b the base of the container is 10 units long and the radius of the smaller marble is 2 units. What is the radius of the larger marble? Describe the strategy used to answer the question.
Thursday, August 8, 2013 at 6:22pm

An equilateral triangle of side 14 centimeters is revolved about an altitude to form a cone. What is the number of cubic centimeters in the volume of the cone? Express your answer to the nearest whole number, without units. I really need help on this. I want the answer. Thanks!
Thursday, August 8, 2013 at 12:57pm

geometry
RS=8y+4 ST=4y+8 RT=15y-9 a.) what is the value of y? b.)find RS, ST, AND RT
Wednesday, August 7, 2013 at 5:31pm

Chemistry
What is the Lewis structure formula, electron pair geometry and the molecular geometry for SO4^2-
Wednesday, August 7, 2013 at 1:12am

Chemistry
What is the electron pair geometry for NCL3?
Wednesday, August 7, 2013 at 1:09am

Chemistry
What is the electron pair geometry for NCL3?
Wednesday, August 7, 2013 at 1:04am

GEOMETRY MATH QUESTION
Four cubes of volumes 1cm^3, 8cm^3, 27cm^3, and 125cm^3 are glued together at their faces. What is the number of square centimeters in the smallest possible surface area of the resulting solid figure? I want a clear explanation with the answer. :):) thanks!
Tuesday, August 6, 2013 at 3:32pm

Math (Geometry)
1. A rhombus has an area of 5 square meters and a length of 3 meters. In a similar rhombus, the length of a side is 9 meters. What is the area of the second rhombus? [Area= diagonal1 X diagonal2 / 2]
Tuesday, August 6, 2013 at 11:54am

geometry
Jackson is creating a water garden surrounded by a triangular patch of grass. If the pond will take up the space indicated by the circle, how many square feet of sod will he need to complete the garden (use 3.14 for and round your answer up to the next foot)? A. 8 square feet ...
Tuesday, August 6, 2013 at 10:59am

Math Geometry
Four circles of unit radius are drawn with centers (1,0), (-1,0), (0,1), and (0,-1). A circle with radius 2 is drawn with the origin as its center. What is the area of all points which are contained in an odd number of these 5 circles? (Express your answer in the form "a ...
Saturday, August 3, 2013 at 5:41pm

Math, Geometry
A square and an equilateral triangle have equal perimeters. The area of the triangle is 2\sqrt {3} square inches. What is the number of inches in the length of the diagonal of the square? Please give me a full clear explanation with the answer. Thanks!!!!!!!
Friday, August 2, 2013 at 9:22pm

Geometry
Point Y lies on line segment XZ, between X and Z. The (x,y) coordinates for X and Z are (7,2) and (-3,-3), respectively. If the ratio of line segment XY to line segment YZ is 2 to 3, what are the (x,y) coordinates of Y?
Wednesday, July 31, 2013 at 1:06am

Geometry
he chart below shows the names of all the tools that Valerie used to construct an acute angle. Tools used 1) Paper 2) Pencil 3) Compass Which statement best explains why Valerie’s construction may be inaccurate?
Monday, July 29, 2013 at 8:04pm

geometry
consider a circle of radius 1, and corresponding inscribed and circumscribed polygons with the number of sides n = 3, 4, 5, 6, and 8. A: For each n = 3, 4, 5, 6 & 8, what are the areas of the inscribed and circumscribed polygons with n sides?
Saturday, July 27, 2013 at 10:32pm

geometry
consider a circle of radius 1, and corresponding inscribed and circumscribed polygons with the number of sides n = 3, 4, 5, 6, and 8. A: For each n = 3, 4, 5, 6 & 8, what are the areas of the inscribed and circumscribed polygons with n sides?
Saturday, July 27, 2013 at 8:24pm

Geometry
find the slope of the lines passing through the points. (6,-2), (1,3).
Saturday, July 27, 2013 at 3:56pm

Geometry
1. AB has endpoints A(8,K) and B(7,3). The slope of AB is 5. What is K? 2. Two angles of a triangle measure 68 and 54. What is the measure of the third angle?
Saturday, July 27, 2013 at 12:58pm

geometry
P(6,6)y=2/3x
Saturday, July 27, 2013 at 2:23am

Geometry
ABC is an obtuse triangle with m<A=21 and <C is acute. a)What is m<B+m<c? B)What is the range of whole numbers for m<C? C)What is the range of whole numbers for m<B?
Friday, July 26, 2013 at 11:30pm

Geometry
<1 and <2 are vertical angles. If m<1=4x and m<2=56. What is the value of x?
Friday, July 26, 2013 at 12:32pm

Geometry
a rectangular swimming pool has an area of double 1500ft. The rectangular pool is 50ft. The rectangular walkway that surrounds the pool is 4ft. How many feet of fencing do you need to surround the walkway?
Friday, July 26, 2013 at 12:04pm

geometry
<1 and <2 are vertical angles. If m<1=63 and m<2=4x-9 what is the value of 9.
Friday, July 26, 2013 at 11:15am

Geometry
<1 and <2 are same side interior angles formed by two parallel lines a transversal. If m<1=115, what is m<2?
Thursday, July 25, 2013 at 12:32pm

geometry
prove that every every line segment has one and only one end point . use euclids geometry to prove
Thursday, July 25, 2013 at 12:49am

Geometry
A map has a scale of 1 inches equals 60 miles. What is the actual distance, in miles, between two cities that are 2 1/4 inches apart on the map?
Tuesday, July 23, 2013 at 9:02pm

geometry
Name the slope and a point on Y-3= -2(x=5)than graph the line
Tuesday, July 23, 2013 at 11:26am

geometry
Name the slope and y-intercept of Y=2x-1 then graph the line
Tuesday, July 23, 2013 at 11:21am

geometry
A cross country race course on flat ground has runners heading from point A for 3.5 km on a bearing of 047degT to point B. From point B they turn and run for 2.8 km on a bearing of 342degT to point C. They then run back to point A. Determine the Distance from C back to A.
Monday, July 22, 2013 at 11:37pm

GEOMETRY
A cylindrical tank if 8 ft. in diameter and 20 ft tall. how many gallons of paint are needed to paint the tank if one gallon covers 200 sq ft ? and a cylindrical hole with diameter 8 inches is cut through a cube 10 in. on a side. find the surface area of this solid HOW PLEASE...
Sunday, July 21, 2013 at 8:36am

GEOMETRY
A 4x7 rectangle can be rotated about the long side to generate a cylinder. It also can be rotated about the short side to generate a cylinder. Find the lateral area and surface area of the 2 cylinders . PLEASE HOW. TELL ME
Sunday, July 21, 2013 at 5:17am

geometry
ABCD is a square. P is a point inside the square, such that AP:BP:CP=1:2:3. What is the value (in degree) of angle APB?
Saturday, July 20, 2013 at 10:10am

geometry
Ryan’s teacher asked him to graph circle E with equation (x – 5)2 + y2 = 25. Below is the graph he submitted. Circle E that contains points 30, 0; 5, negative 25; negative 20, 0; 5, 25. What, if anything, did Ryan do wrong when graphing this equation?
Saturday, July 20, 2013 at 9:51am

Geometry
The area of a rectangle is 72 square inches and the perimeter is 44 inches. Find its dimensions.
Friday, July 19, 2013 at 10:21pm

geometry
Find the area of the quadrilateral in Exam Figure 5. Round your answer to two decimal places.
Thursday, July 18, 2013 at 4:49pm

geometry
Given that AB is a tangent of the circle with the center at X, AB = 12, and XD = 2.5, which is the length of DB?
Wednesday, July 17, 2013 at 11:21am

geometry
Determine the value of x for which a || b if m<3=10x and m<5=12-25 . 100 125 12.5 2.5
Monday, July 15, 2013 at 6:37pm

Calculus
Evaluate the integral below by interpreting it in terms of areas. In other words, draw a picture of the region the integral represents, and find the area using geometry. ç6 −6 36−x^2dx
Monday, July 15, 2013 at 10:11am

geometry
If the area and perimeter of a right triangle are 30 cm2 and 30 cm, respectively, what is the length of the hypotenuse (the side opposite the right angle)?
Sunday, July 14, 2013 at 10:38pm

GEOMETRY(SURFACE AREA)
find the surface area of a square pyramid with s=4.2 cm and h=7cm( slant height)
Sunday, July 14, 2013 at 11:38am

GEOMETRY (SA oftriangular pyramid)
Find the surface area of a triangular pyramid with b =4 cm, h= 8.2 cm and s = 7 cm. PLEASE. How ? GEOMETRY (SA oftriangular pyramid) - MathMate, Sunday, July 14, 2013 at 8:41am Lateral surface area =perimeter of base * apothem /2 =3b*s/2 (for a regular pyramid with a ...
Sunday, July 14, 2013 at 10:26am

GEOMETRY(SURFACE AREA)
Find the surface area and the lateral area of a regular square pyramid with base edge 6 and a lateral edge √34. PLEASE PLEASE HUHU Teach me how and what is lateral edge
Sunday, July 14, 2013 at 9:57am

GEOMETRY (SA oftriangular pyramid)
Find the surface area of a triangular pyramid with b =4 cm, h= 8.2 cm and s = 7 cm. PLEASE. How ?
Sunday, July 14, 2013 at 7:32am

analytic geometry
The segment joining (-1,4), (2,-2) is extended three times its own length. Find the terminal points.
Sunday, July 14, 2013 at 5:06am

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