Wednesday

July 23, 2014

July 23, 2014

**Recent Homework Questions About Geometry**

Post a New Question | Current Questions

**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*

**Geometry/Algebra 1/12th grade **

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**

How do you do the problem 4k+7(-4-2k)=-2(k-2) Please help me I keep trying and can't get the right answer thanks-steph
*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*

**GEOMETRY (Angles) PLEASE**

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*

**Geometry; Check answers?**

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*

**ADVANCED AMC8 GEOMETRY QUESTION/MATH**

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*

**ADVANCED AMC8 GEOMETRY QUESTION/MATH**

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*

**ADVANCED AMC8 GEOMETRY QUESTION/MATH**

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*

**ADVANCED AMC8 GEOMETRY QUESTION/MATH**

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*

**geometry**

tan (?) = 3.5
*Saturday, July 13, 2013 at 6:45pm*

**Geometry**

ABCD is a square. If one side of the square measures 2x – 5 inches and the other side measures x + 8 inches, find x.
*Friday, July 12, 2013 at 3:05am*

**math ,geometry**

John is building a fence that is 6 feet high and 18 feet wide to put around his garden. He has two sizes of boards that he can use. One is 2 feet by 6 feet and the other is 4 feet by 6 feet. John can put the boards either horizontally or vertically and he has lots of boards of...
*Thursday, July 11, 2013 at 12:02am*

**Geometry, Help**

Compare and Contrast Describe the difference between saying that two segments are congruent and saying that two segments have equal length. When would you use each phrase?
*Wednesday, July 10, 2013 at 6:45pm*

**Geometry**

1.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. The formula for finding vector AB is AB = b - a where a and b are the position vectors OA and OB respectively then the...
*Wednesday, July 10, 2013 at 6:39pm*

**Geometry**

I have two post that meet the ground perpendicular and the ground is level. One post is 40 feet high, the other is 25 feet high. If I draw a hypotenuse from the top of one post to the base of the other post and another hypotenuse from the top of the other post to the base of ...
*Tuesday, July 9, 2013 at 5:44pm*

**Math Geometry**

a shipping crate carrying e readers has a length of 19 1/3 feet, a width of 7/23 feet, and a height of 7 5/6 feet. Whaat is the volume of the shipping crate? Show your work. i know V=lwh , but I'm getting the wrong answer! Please help. I got 58/3 x 23/3 x 47/6 = 62.698/54=...
*Tuesday, July 9, 2013 at 3:14pm*

**Math Geometry**

a shipping crate carrying e readers has a length of 19 1/3 feet, a width of 7/23 feet, and a height of 7 5/6 feet. Whaat is the volume of the shipping crate? Show your work. i know V=lwh , but I'm getting the wrong answer! Please help.
*Tuesday, July 9, 2013 at 2:26pm*

**GEOMETRY **

2. IF EACH SIDE OF AN OPEN CUBICLE BOX IS 2X+3 CM. FIND ITS TOTAL SURFACE AREA.
*Tuesday, July 9, 2013 at 12:14pm*

**GEOMETRY LATERAL AND SURFACE URGENT (PLEASEHELP)**

1.A RECTANGULAR BOX IS TO BE PAINTED ON ALL ITS SIDES. IF THE BOX IS 15 DM LONG, 12 DM WIDE AND 6 DM HIGH. HOW MUCH SURFACE IS TO BE PAINTED ? 2. IF EACH SIDE OF AN OPEN CUBICLE BOX IS 2X+3 CM. FIND ITS TOTAL SURFACE AREA. 3. MICHEAL IS TO MAKE A BOX IN THE FORM OF A ...
*Tuesday, July 9, 2013 at 10:44am*

**geometry**

you have 30yd2 of carpet. you want to install carpeting in room that is 20ft long and 15ft wide, do you have enough carpet? explain?
*Monday, July 8, 2013 at 1:09pm*

**Geometry**

For the given dimensions, find the area of each figure. If necessary round to the nearest hundredth. 1.Rectangle with base 4m and height 2cm. 2. Square with side length 3.5 in. 3. Circle with diameter 9cm.
*Monday, July 8, 2013 at 11:31am*

**Math (Geometry)**

In triangle ABC, ∠A=20∘ and ∠B=80∘. Let D be a point on line segment AB such that AD=BC. What is the measure (in degrees) of ∠ADC?
*Sunday, July 7, 2013 at 1:58am*

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