Thursday

April 17, 2014

April 17, 2014

**Recent Homework Questions About Geometry**

Post a New Question | Current Questions

**geometry**

A 45 degree arc of circle D has the same length as a 30 degree arc of circle E. what is the ratio of the radius of circle D to the radius of circle E?
*Tuesday, May 21, 2013 at 9:58pm*

**geometry**

Tangent25=(h+3)/20 solve for h. This person is quite tall, almost 10 feet tall. He can dunk the basketball with arms horizontal. I wonder if your teacher has met a 3 meter tall person?
*Tuesday, May 21, 2013 at 8:24pm*

**geometry**

at a distance of 20m from a building, a person who is 3 m tall looks up at an angle of 25 degrees to see the top of the building. how tall is the building to the nearest meter?
*Tuesday, May 21, 2013 at 7:38pm*

**Geometry**

3. Explain the purposes of inductive and deductive reasoning in mathematics. Be sure to define both inductive reasoning and deductive reasoning and describe how each can help you develop and prove theorems.
*Tuesday, May 21, 2013 at 1:15pm*

**Geometry 1**

Incomplete.
*Monday, May 20, 2013 at 7:01pm*

**geometry**

The answer is 40. Why? Because, the length of the 96 inch line is.... 96 inches, but that's the full line. You need half. 96/2=48 52 inches is the hypotenuse. So, since you're trying to find the bottom line, use the Pythagorean Theorem (A squared +B squared=C squared...
*Monday, May 20, 2013 at 12:33pm*

**Geometry 1**

Which of the following does not always bisect at least one side
*Monday, May 20, 2013 at 10:47am*

**Geometry**

59
*Monday, May 20, 2013 at 10:10am*

**Geometry**

441
*Monday, May 20, 2013 at 10:07am*

**Geometry**

Perimeter of Rectangle = 2L + 2W where: L = length, and W = width Perimeter = 2(8) + 2 (6)= 28 inches Area of Rectangle = L x W Area = (6in)(8in) = 48 inches squared.
*Monday, May 20, 2013 at 4:39am*

**Geometry**

What is the perimeter and area of a rectangle that has a width of 6 inches and length of 8 inches
*Monday, May 20, 2013 at 3:20am*

**Physics**

A load W=2 kN is applied vertically to joint C of truss ABCDE as indicated. You will use the method of joints to obtain the axial forces in the bars and reactions at the supports A, E . We start with the classification of the degrees of freedom as "free" or "...
*Sunday, May 19, 2013 at 9:14pm*

**MATLAB**

A load W=2 kN is applied vertically to joint C of truss ABCDE as indicated. You will use the method of joints to obtain the axial forces in the bars and reactions at the supports A, E . We start with the classification of the degrees of freedom as "free" or "...
*Sunday, May 19, 2013 at 9:14pm*

**Mechanics**

A load W=2 kN is applied vertically to joint C of truss ABCDE as indicated. You will use the method of joints to obtain the axial forces in the bars and reactions at the supports A, E . We start with the classification of the degrees of freedom as "free" or "...
*Sunday, May 19, 2013 at 9:14pm*

**Mechanical Engineering**

A load W=2 kN is applied vertically to joint C of truss ABCDE as indicated. You will use the method of joints to obtain the axial forces in the bars and reactions at the supports A, E . We start with the classification of the degrees of freedom as "free" or "...
*Sunday, May 19, 2013 at 9:13pm*

**Physics**

A load W=2 kN is applied vertically to joint C of truss ABCDE as indicated. You will use the method of joints to obtain the axial forces in the bars and reactions at the supports A, E . We start with the classification of the degrees of freedom as "free" or "...
*Sunday, May 19, 2013 at 9:13pm*

**geometry**

Shape is a trapezoid: LINE AC = 12dm LINE FD = 13dm LINE BE = 14dm LINE CG = 10dm This line makes the right angle of the triangle What is the area?
*Sunday, May 19, 2013 at 9:01pm*

**geometry**

This shape is a trapezoid with a semi-circle attached to the side. LINE AB = 8m LINE AD = 8m This is the part of the semi-circle. LINE BC = 10m This is the diagonal side of the trapezoid. What is the area of the shape? What is the perimeter?
*Sunday, May 19, 2013 at 8:55pm*

**geometry**

A rhombus has a diagonal with a length of 17 ft. and a side measurement of 9.5 ft. What is the area of the rhombus?
*Sunday, May 19, 2013 at 8:49pm*

**geometry**

9 is side sqrt (9^2 + 9^2) = 9 sqrt 2
*Sunday, May 19, 2013 at 8:47pm*

**geometry**

This question is about the shape of a kite. LINE AC bisects ANGLE BCD and ANGLE BAC ANGLE BCD = 50 degrees ANGLE BAD = 80 degrees LINE DC = 10mm LINE BE = 3mm What is the area of the kite?
*Sunday, May 19, 2013 at 8:46pm*

**geometry**

The area of a square is 81 square centimeters. What is the length of the diagonals?
*Sunday, May 19, 2013 at 8:40pm*

**geometry**

Jim is in the process of having a hole dug for a trapezoid shaped swimming pool. The pool will take up 121 square meters of the backyard. The distance from one base to the other is 11m. What is the median of the pool?
*Sunday, May 19, 2013 at 8:39pm*

**geometry**

Draw a rhombus, and mark one side as 24 cm, and one of the diagonals as 24 cm long. Then the half diagonal is 12 cm. Since the diagonals of a rhombus intersect at right angles, we have a right-triangle with hypotenuse 14 cm, with one side as 12. The other half-diagonal is ...
*Sunday, May 19, 2013 at 7:46pm*

**geometry**

the hexagon consists of 6 triangle, each with base=6 and height=3√3
*Sunday, May 19, 2013 at 7:03pm*

**geometry**

171.1 / 3 = 57.03333 yards A = 57.03333^2 A = 3252.80073089 = 3,252.8 sq. yards
*Sunday, May 19, 2013 at 6:32pm*

**geometry**

what is the area of a regular hexagon with a side length of 6cm?
*Sunday, May 19, 2013 at 6:24pm*

**geometry**

Sam went to the park and saw a work crew putting in a square garden. She found a tape measure that was stretched between opposite corners with a measurement of 171.1 feet and decided to find the area. What is the area of the square in yards?
*Sunday, May 19, 2013 at 6:22pm*

**Geometry**

555645
*Sunday, May 19, 2013 at 6:19pm*

**geometry**

A rhombus has a side that is 14cm long. One of its diagonals is 24cm long. What is the area?
*Sunday, May 19, 2013 at 6:00pm*

**plane geometry**

Well, to find the area of a triangle, you do b times height divided by two. So, if you multiply 28 by 2, then you get 56. Just multiply any two numbers to get 56 now, and check to see if they would make an obtuse triangle.
*Sunday, May 19, 2013 at 5:47pm*

**plane geometry**

if an obtuse triangle has an area of 28 sq.in. how do you find the base and height?
*Sunday, May 19, 2013 at 5:22pm*

**Geometry - incomplete?**

You are probably missing a diagram or figure. x has not been mentioned in more than one place in the question.
*Sunday, May 19, 2013 at 5:11pm*

**Geometry**

<ABD and <DBC are supplemetary. Find the value of x m<ABD and m<DBC.
*Sunday, May 19, 2013 at 3:59pm*

**Geometry**

Lateral surface area of a cone Al = πrL r=radius of base L=slant height. So Area of canvas = π(12.5)(26)
*Sunday, May 19, 2013 at 1:40pm*

**Geometry**

a teepee with a dirt floor in the shape of a right cone has a slant height of 26 feet and a radius of 12.5 approximately how much canvas would be needed to cover the tepee?
*Sunday, May 19, 2013 at 12:35pm*

**To GANDU MAN**

Your geometry problem of yesterday has been answered. http://www.jiskha.com/display.cgi?id=1368886945
*Sunday, May 19, 2013 at 10:22am*

**SIMONSAY, PLEASE HELP**

A load W=2 kN is applied vertically to joint C of truss ABCDE as indicated. You will use the method of joints to obtain the axial forces in the bars and reactions at the supports A, E . We start with the classification of the degrees of freedom as "free" or "...
*Saturday, May 18, 2013 at 9:43pm*

**geometry**

Area of annulus (area between circles of radii a and b) = π(a+b)(a-b)
*Saturday, May 18, 2013 at 7:06pm*

**geomerty**

There are different ways to solve for the circumscribed radius, depending on which part of geometry you are working on. The most basic calculation taking advantage that the triangle ABC is equilateral is to construct a perpendicular bisector on side BC such that ABD is a right...
*Saturday, May 18, 2013 at 7:04pm*

**geometry**

findthe exact area of the region bounded by two concentric circles with a radii of 10 and 6 inches
*Saturday, May 18, 2013 at 6:53pm*

**MIT LAB PLEASE HELP**

A load W=2 kN is applied vertically to joint C of truss ABCDE as indicated. You will use the method of joints to obtain the axial forces in the bars and reactions at the supports A, E . We start with the classification of the degrees of freedom as "free" or "...
*Friday, May 17, 2013 at 10:24pm*

**physics**

A load W=2 kN is applied vertically to joint C of truss ABCDE as indicated. You will use the method of joints to obtain the axial forces in the bars and reactions at the supports A, E . We start with the classification of the degrees of freedom as "free" or "...
*Friday, May 17, 2013 at 8:03pm*

**PLEASE REPLY**

A load W=2 kN is applied vertically to joint C of truss ABCDE as indicated. You will use the method of joints to obtain the axial forces in the bars and reactions at the supports A, E . We start with the classification of the degrees of freedom as "free" or "...
*Friday, May 17, 2013 at 8:01pm*

**Geometry**

x + (2x+24) + (3x+48) = 180o Solve for x.
*Friday, May 17, 2013 at 7:33pm*

**Geometry please help**

is it 45?
*Friday, May 17, 2013 at 6:43pm*

**Geometry**

147
*Friday, May 17, 2013 at 12:52pm*

**geometry**

Yes. http://www.mathsisfun.com/geometry/symmetry-line-plane-shapes.html
*Friday, May 17, 2013 at 12:43pm*

**geometry**

The number of lines of symmetry of any regular polygon is equal to the number of sides. Is that correct?
*Friday, May 17, 2013 at 11:20am*

**Math (Geometry)**

105
*Friday, May 17, 2013 at 10:11am*

**geometry**

The number of lines of symmetry of any regular polygon is equal to the number of sides.
*Friday, May 17, 2013 at 9:31am*

**Math (Geometry)**

441
*Friday, May 17, 2013 at 9:18am*

**Geometry**

441
*Friday, May 17, 2013 at 9:18am*

**geometry**

PT^2 = PA * PB PT = 45 PA = 25 PB = (45 * 45)/25 = 81 units
*Friday, May 17, 2013 at 9:02am*

**Geometry**

39
*Friday, May 17, 2013 at 6:24am*

**geometry**

81
*Friday, May 17, 2013 at 6:19am*

**geometry**

A point P is given outside of a circle Γ. A tangent from P to Γ touches Γ at T with PT=45. A line from P cuts Γ at the 2 points A,B. If PA=25, what is the length of PB?
*Friday, May 17, 2013 at 2:15am*

**geometry**

Hannah I hope you're not one of my students in PA Cyber. This is the same question on the Geometry 11-3 quiz. I'll be asking your IS to do a Computer Online Activity Check to make sure this isn't you.
*Friday, May 17, 2013 at 12:56am*

**Geometry**

9 1-digit 9 2-digits ... 9 20-digits Looks like 180
*Friday, May 17, 2013 at 12:06am*

**Geometry**

How many positive integers less than 10^20 have all their digits the same?
*Thursday, May 16, 2013 at 8:00pm*

**Geometry**

Find the number of 6 -term strictly increasing geometric progressions, such that all terms are positive integers less than 1000.
*Thursday, May 16, 2013 at 7:53pm*

**Geometry**

Given the sets A={2,15,21,5,13} and B={6,9,15,12,21} , what is the sum of all the elements in A¾B ?
*Thursday, May 16, 2013 at 7:52pm*

**Geometry**

The three interior angles in a triangle are x ∘ , (2x+24) ∘ and (3x+48) ∘ . What is the value of x ?
*Thursday, May 16, 2013 at 7:51pm*

**Geometry**

ABC is a triangle with a right angle at A. M and N are points on BC such that AM is the altitude, and AN is the angle bisector of ÚBAC. If CN/NB =21 , what is CM/MB ?
*Thursday, May 16, 2013 at 7:40pm*

**Geometry**

A simple graph G has 200000 edges and for any 3 vertices v,w,x, at least one of the edges vw,wx,xv is not present in G. What is the least number of vertices that G can have?
*Thursday, May 16, 2013 at 7:29pm*

**Geometry**

Let S be the set of {(1,1),(1,−1),(−1,1)} -lattice path which begin at (1,1) , do not use the same vertex twice, and never touch either the x -axis or the y -axis. Determine the largest value of n such that every path in S which ends at (n,n) has length at most ...
*Thursday, May 16, 2013 at 7:21pm*

**Geometry**

Let A be a convex 61− gon. We then place n points {x i} n i=1 in the interior of A . What is the minimum number n , such that the interior of any triangle, whose vertices are also vertices of A , will contain at least one of the points xi?
*Thursday, May 16, 2013 at 7:20pm*

**geometry**

Study this site, and then tell us what YOU think. http://www.mathsisfun.com/geometry/symmetry-line-plane-shapes.html
*Thursday, May 16, 2013 at 2:23pm*

**geometry**

What do you notice about lines of symetry in regular polygons?
*Thursday, May 16, 2013 at 2:04pm*

**geometry!!!! PLEASE HELP!!!!**

2 by 150 3 by 100 4 by 75 5 by 60 6 by 50 10 by 30 12 by 25 15 by 20 and vice versa
*Thursday, May 16, 2013 at 11:32am*

**geometry!!!! PLEASE HELP!!!!**

There are 300 students at a local high school. On "All Students Exercise Day", Sam, the Physical Education instructor, wants them to line up in a perfect rectangular formation (same number of students in each row). However, there must be more than 1 student in each ...
*Thursday, May 16, 2013 at 11:01am*

**geometry **

AB= ft2 CB = ft l (slant height) = ft S = ft2 I need to find the answers this is a cone with a radius of 5 and a height of 13. Thank you
*Thursday, May 16, 2013 at 10:51am*

**Math (Geometry)**

how
*Thursday, May 16, 2013 at 7:33am*

**Math (Geometry)**

ABC is a triangle with a right angle at A. M and N are points on BC such that AM is the altitude, and AN is the angle bisector of ∠BAC. If CN/NB=21, what is CM/MB?
*Thursday, May 16, 2013 at 1:47am*

**Geometry**

520
*Thursday, May 16, 2013 at 1:29am*

**Geometry**

There is a 4×6×18 inch cereal box lying on the floor. It was placed face down on one of its 6×18 inch face. An ant is located at one of the bottom corners of the box. It wants to reach the opposite bottom corner (of the 6×18 face on the floor), by ...
*Wednesday, May 15, 2013 at 11:10pm*

**geometry**

please help
*Wednesday, May 15, 2013 at 10:00pm*

**geometry**

The Transamerica Pyramid in San Francisco is shaped like a square pyramid. It has a slant height of 856.1 feet and each side of its base is 145 feet. Find the lateral area of the building.
*Wednesday, May 15, 2013 at 9:18pm*

**geometry **

Find the surface area of a cone with diameter 27 m and slant height 19 m. Leave your answer in terms of pie
*Wednesday, May 15, 2013 at 9:13pm*

**Geometry**

1. x/2 = 2x/3 - 8. 2. x + 8 = 15. 3. x + 4 = 9. 4. 2x-5 = 35. 5. 10x = -80.
*Wednesday, May 15, 2013 at 8:07pm*

**Geometry**

A cylinder has a height of 16 cm and a radius of 5 cm. A cone has a height of 12 cm and a radius of 4 cm. If the cone is placed inside the cylinder as shown, what is the volume of the air space surrounding the cone inside the cylinder? (Use 3.14 as an approximation of .)
*Wednesday, May 15, 2013 at 1:59pm*

**analytical geometry**

well, y = (x-2)^2 (x-3)(x+3) so, 4th degree polynomial, roots at 2,3,-3 tangent to x-axis from below at x=2 opens upward on both sides
*Wednesday, May 15, 2013 at 10:19am*

**analytical geometry**

make a full analysis of algebraic equation of y=(x-2)^2(x^2-9)
*Wednesday, May 15, 2013 at 8:48am*

**Math (Geometry)**

105
*Wednesday, May 15, 2013 at 7:42am*

**geometry**

diagonals of pqrs intersect each other at point a also ar = 3ap and as= 3aq, prove that sr =3pq
*Wednesday, May 15, 2013 at 7:26am*

**Math (Geometry)**

Thanks hans!
*Wednesday, May 15, 2013 at 5:51am*

**Math (Geometry)**

45*45=25*x x=81
*Wednesday, May 15, 2013 at 5:47am*

**Math (Geometry)**

ABC is a triangle with a right angle at A. M and N are points on BC such that AM is the altitude, and AN is the angle bisector of ∠BAC. If CN/NB=21, what is CM/MB?
*Wednesday, May 15, 2013 at 5:36am*

**Math (Geometry)**

A point P is given outside of a circle Γ. A tangent from P to Γ touches Γ at T with PT=45. A line from P cuts Γ at the 2 points A,B. If PA=25, what is the length of PB?
*Wednesday, May 15, 2013 at 5:31am*

**Math (Geometry)**

ABCD is a parallelogram with side lengths AB=15,BC=10 and ∠ADC=75∘. A point P in the interior of the parallelogram is chosen such that ∠APD+∠CPB=180∘. What is the measure (in degrees) of ∠PAD+∠PCB?
*Wednesday, May 15, 2013 at 5:30am*

**geometry**

a rectangular flower garden is surrounded by a grass border, the grass border is 5 meters wide on all sides of the flower garden and the outer dimensions are 50 meters by 40 meters. What is the area of the grass border?
*Tuesday, May 14, 2013 at 6:50pm*

**Geometry **

one-half of a number is 8 less than two-thirds of the number. write algebraic equation: the sum of x and 8 is 15 write algebraic equation: 4 more than x is 9 write algebraic equation: 5 less than twice x is equal to 35 write algebraic equation: the product of 10 and x is the ...
*Tuesday, May 14, 2013 at 6:06pm*

**Geometry please help**

Ravi wants to trisect an angle AOB, which has measure θ. From A, he drops a perpendicular to side OB, intersecting at C. He then constructs an equilateral triangle ACD on the opposite side of AC as compared to O. He claims (without any justification) that 2∠DOB=&#...
*Tuesday, May 14, 2013 at 5:25am*

**Probablity**

Samir had prepared the problem tests for Stages 1 to 5 of Geometry and Combinatorics for next week but forgot to label which test was for which stage. Since Samir didn't label them, the computer assigned them labels 1 through 5 randomly, with each label appearing only once...
*Tuesday, May 14, 2013 at 5:21am*

**MATH **

JOhn had prepared the problem sets for Levels 1 to 5 of Geometry and Combinatorics for next month but forgot to label which set was for which level. Since Calvin didn't label them, the computer assigned them labels 1 through 5 randomly, with each label appearing only once...
*Tuesday, May 14, 2013 at 4:09am*

**geometry**

To estimate the height of a flagpole, Marci, who is 5 feet tall stands so that her lines of sight to the top and bottom of the pole form a angle. What is the height of the pole to the nearest foot?
*Monday, May 13, 2013 at 10:38pm*

**Geometry**

wrong
*Monday, May 13, 2013 at 10:25pm*

**geometry**

100 cm = 1 m d = diameter d = 56 cm = 0.56 m C = Circumference C = d * pi C = 0.56 * 22 / 7 = 12.32 / 7 = 1.76 m 1 km = 1000 m 1000 / 1.76 = 568.181818
*Monday, May 13, 2013 at 8:01pm*

**geometry**

A bicycle wheel is 56cm in diameter . How many complete turns does it make in travelling 1km ? Use the value ^ for( 22/7)
*Monday, May 13, 2013 at 7:30pm*

**math**

http://www.mathsisfun.com/geometry/pentagon.html
*Monday, May 13, 2013 at 6:58pm*

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