Saturday

August 1, 2015

August 1, 2015

**geometry**

ad=10 units;ab=8 units;ac=12 units;ed=4.5 units.if <bad=50,what is the measure of<adc?
*Tuesday, June 11, 2013 by lameisha*

**Geometry**

53. What is the equation of the circle with center (2, –5) that passes through the point (–2, 10)? (1 point) (x – 2)2 + (y – (–5))2 = 25 (x – (–2))2 + (y – 10)2 = 241 (x – 2)2 + (y – (–5))2 = 241 (x – (–2))2 + (y...
*Monday, June 10, 2013 by James*

**Geometry**

50. Find the value of x for ° and °. The figure is not drawn to scale. (1 point) 34° 56.5° 22° 68°
*Monday, June 10, 2013 by James*

**Geometry**

46. Assume that lines that appear to be tangent are tangent. O is the center of the circle. Find the value of x. Figures are not drawn to scale. mO = 128° (1 point) 52 308 64 256
*Monday, June 10, 2013 by James*

**geometry**

45. Find the similarity ratio of a cube with a volume 512 m3 to a cube with volume 3,375 m3. (1 point) 8 : 15 64 : 225 15 : 8 225 : 64
*Monday, June 10, 2013 by Patrick*

**Geometry**

44. The volume of a sphere is 2,098 m3. What is the surface area of the sphere to the nearest tenth? (1 point) 1,700 m2 146.2 m2 850 m2 26,364 m2
*Monday, June 10, 2013 by Patrick*

**Geometry**

A fair coin is flipped 3 times. The probability of getting exactly two heads, given that at least one flip results in a head, can be written as ab, where a and b are coprime positive integers. What is the value of a+b?
*Monday, June 10, 2013 by Abhishek Ranjan*

**Geometry**

Angle E and angle F are supplementary. The measure of angle E is 54 more than the measure of angle F. What is the measure of each angle?
*Thursday, June 6, 2013 by Tanvi Saran*

**geometry**

A group of hikers are 675 ft from the base of Guadalupe Peak, which is 8,749 ft tall. What is the angle of elevation when they look at the top of the peak?
*Thursday, June 6, 2013 by Anonymous*

**geometry**

The figures are similar. The ratio of the lengths of their corresponding sides is 45:25, or 9:5. Find the ratio of their perimeters and the ratio of their areas. The figures are not drawn to scale.
*Thursday, June 6, 2013 by taylor*

**Geometry **

To the nearest inch, what is the diameter of a minipizza if two minis have the same area as one 16-inch pizza?
*Wednesday, June 5, 2013 by Anonymous*

**Chemistry**

What is the molecular geometry of PCl3 a. trigonal pyramidal b. see-saw c. tetrahedral d. T-shape
*Wednesday, June 5, 2013 by Anonymous*

**Geometry**

Triangle ABC has side lengths AB=8, BC=12 and CA=14. Given that D, E and F are midpoints of BC, CA and AB, respectively. Find the value of AD^2+BE^2+CF^2.
*Wednesday, June 5, 2013 by Shin*

**Geometry**

Triangle ABC has side lengths AB=8, BC=12 and CA=14. Given that D, E and F are midpoints of BC, CA and AB, respectively. Find the value of AD^2+BE^2+CF^2.
*Tuesday, June 4, 2013 by Shin*

**Geometry **

If a length of an arc with measure 80 is 15 pi inches long, find the area of the circle.
*Monday, June 3, 2013 by John Zhou*

**Geometry and combiantorics.**

The game Slice is played using a m×n rectangular piece of paper as a board. Players alternate turns, on each turn they choose a rectangle and cut it into two rectangles, each with integer side lengths. The last player who is able to cut a rectangle is the winner. If 1&#...
*Monday, June 3, 2013 by wait up*

**chemistry**

1)What is the correct structure of AsH3???? 2)Name the type of hybrid orbitals of central form. 3) Name the molecular geometry of compound. 4)State weather it is polar or non polar. 5) Estimate H-As-h bond angle in degree. 6) what is the dominant form of secondary bonding for ...
*Saturday, June 1, 2013 by Anonyms*

**heeeeeeelp geometry**

In a triangle ABC, BK is an angle bisector. A circle with radius 5/3 passes through the vertex B, intersects AB at a point L, and is tangent to AC at K. It is known that the length of AC is 3√3, and the ratio of the lengths |AK| to |BL| is 6:5. The area of the triangle ...
*Saturday, June 1, 2013 by andrew*

**geometry**

how to solve angle D is 90 degrees and angle E is 25 degrees side DE is 8 cm and side DF is 6 cm what is side ED
*Friday, May 31, 2013 by carlos*

**Geometry**

given 18 feet of fencing what is the largest area that you can enclose with the fencing.
*Friday, May 31, 2013 by Tahirah*

**Geometry**

given 18 feet of fencing what is the largest area that you can enclose with the fencing.
*Friday, May 31, 2013 by Tahirah*

**geometry**

Xenia is ordering a cake for her friend’s wedding. She knows that there will be 110 guests at the wedding, and she is trying to decide how large a cake to order. She has been told that each guest should get a piece of cake that is 4 inches by 4 inches. She would like to ...
*Thursday, May 30, 2013 by jay*

**geometry**

the surface areas of two similar solids are 340 yd2 and 1158 yd2 the volume of the larger solids is 1712 yd3 what is the volume of the smaller solid?
*Thursday, May 30, 2013 by bob*

**Maths (Geometry)**

P is a point in rectangle ABCD. The distance from P to the 4 vertices of the rectangle are 7,15,24 and N in some order. If N is an integer, determine the value of N.
*Wednesday, May 29, 2013 by ABCD*

**Geometry Honors**

Can someone help me with Always, Sometimes, Never questions?? I have answered all of these, but I am not sure if they are right. 1. The base angle of an isosceles triangle are acute----Always 2. When the altitude and the median are drawn from the same vertex of a triangle, the...
*Tuesday, May 28, 2013 by Melissa*

**Geometry**

Can you help me with Always, Sometimes, Never questions?? I have answered all of these, but I am not sure if they are right. 1. The base angle of an isosceles triangle are acute----Always 2. When the altitude and the median are drawn from the same vertex of a triangle, the ...
*Tuesday, May 28, 2013 by Melissa*

**geometry**

Create (give dimensions, not build) a 3-D model. Calculate the total cost if its volume is $3/cm cubed , its suface area is $2.50/cm squared, and its edges are $1/linear cm. The objective is to get $1000 exacly
*Tuesday, May 28, 2013 by Denver*

**geometry need asap**

A manufacturer made a container that looked like the Washington Monument to fill with raisins, as shown. Find the volume of the container the sides on the bottom are 2 inches for the base and the height is 7 inches
*Tuesday, May 28, 2013 by Hannah*

**geometry**

A manufacturer made a container that looked like the Washington Monument to fill with raisins, as shown. Find the volume of the container the sides on the bottom are 2 inches for the base and the height is 7 inches
*Tuesday, May 28, 2013 by Hannah*

**geometry **

I need to find the height and volume of a triangular prism. the front measures 8 cm and the side is 19 cm.
*Tuesday, May 28, 2013 by Hannah*

**geometry**

Find the surface area of the cone. in pie the radius is 3 cn the height is 18
*Monday, May 27, 2013 by Hannah*

**geometry **

I need to find the base, height, and volume of a triangu;ar prism. the front is 8 cm and the side bottom line is 19 cm
*Monday, May 27, 2013 by Hannah*

**geometry**

A manufacturer made a container that looked like the Washington Monument to fill with raisins, as shown. Find the volume of the container. The base has the front and sides as 2 and 2 inches the height is 5 in and the 2 inches.
*Monday, May 27, 2013 by Hannah*

**geometry **

Find the area of the base and the volume of a cone. the height is 17 and the radius is 8. my answer needs to be in pie
*Sunday, May 26, 2013 by Hannah*

**geometry **

I need to find the area of a base of a cylinder. The height is 9 and the radius is 3.
*Sunday, May 26, 2013 by Hannah*

**geometry **

The floor of a bedroom is 12 feet by 15 feet and the walls are 7 feet high. One gallon of paint covers 450 square feet. How many gallons of paint do you need to paint the walls of the bedroom?
*Sunday, May 26, 2013 by Hannah*

**geometry **

Find the SURFACE AREA of a sphere that has a diameter of 18 centimeters. Leave your answer in terms of pi.
*Sunday, May 26, 2013 by Hannah*

**Geometry**

using the 8 steps in Sec 4.3 of your book, analyze the graph of the following function. R(x)= x^2+x-30/ x^2-x-20
*Saturday, May 25, 2013 by Barby*

**How to get quick responses to your math questions**

Math is a wide subject, ranging from K to 11, college and university. Then there is algebra, trigonometry, geometry, arithmetic, calculus, number theory, ... etc. Not all teachers answer all math questions (many do). If you would give a little more detail on which branch of ...
*Saturday, May 25, 2013 by MathMate*

**geometry **

Assume that lines that appear to be tangent are tangent. O is the center of the circle. Find the value of x. Figures are not drawn to scale. m<P=14
*Friday, May 24, 2013 by zack*

**Geometry**

What is the measure of m<JIH ? FE = 7.5 cm IJ = 7.5 cm m < FGE = 28 degrees A. 124° B. 56° C. 28° D. 62°
*Friday, May 24, 2013 by Nina *

**Geometry**

What is the area semi-circle piece of glass for Norman glass when the width is 3ft. and the length is 4ft? Radius is not known.
*Friday, May 24, 2013 by Yvonne*

**Math (geometry)**

How do I find the radius of a regular nonagon with an apothem of length 6.42in.
*Thursday, May 23, 2013 by Jerico*

**Engineering**

The bar in the figure has constant cross sectional area A. The top third of the bar, of length L, is made of a material with mass density ρ and Young's modulus E. The bottom two thirds of the bar (length 2L) is made of a different material, with density ρ/2 and ...
*Thursday, May 23, 2013 by MAN*

**geometry**

A rectangular prism has a volume of 250 cubic cm.What would the volume be if one dimension stayed the same, a second dimension was three times as long, and the third was twice as long?
*Thursday, May 23, 2013 by andrew*

**Geometry**

Find the volume of a rectangular box. The faces have areas of 15, 25, and 60.
*Wednesday, May 22, 2013 by Sarah*

**Math Geometry **

How do you put your knowledge of quadrilaterals to kites?
*Wednesday, May 22, 2013 by Sarah*

**geometry**

find the coordinates of the points which are simultaneously 6 units from the points (6,6) and equidistant from the x and y axis. There are two ways to do this. I would like them both.
*Wednesday, May 22, 2013 by Danni*

**geometry**

find the coordinates of the points which are simultaneously 6 units from the points (6,6) and equidistant from the x and y axis. There are two ways to do this. I would like them both.
*Wednesday, May 22, 2013 by Danni*

**geometry**

Pllllleeeaaasssssssseeeee help me with this math fast! a. Find x. The figure is not drawn to scale. b. Is the triangle equilateral, isosceles, or scalene? Explain. Image at imgur . com / 6y2f9a3
*Wednesday, May 22, 2013 by Neko Boy*

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

Bret and Shawn are playing a game where each turn the players roll a 20-sided die fair and then add the number they get to their score. The winner is the player with the highest score at the end of the game (there may be a tie). Before the last turn, Shawn is ahead by 10 ...
*Wednesday, May 22, 2013 by glo*

**geometry help**

Circle Γ with center O has diameter AB=192. C is a point outside of Γ, such that D is the foot of the perpendicular from C to AB and D lies on the line segment OB. From C, a tangent to Γ is drawn, touching Γ at E, where the foot of the perpendicular from E ...
*Wednesday, May 22, 2013 by Mathslover*

**maths**

A letter is picked at random from the English alphabet. Find the probability that the letter : a) Appears in the word GEOMETRY
*Wednesday, May 22, 2013 by arzam*

**Geometry **

Find the center and radius of the circle with equation (x+10)^2+(y-7)^2=36
*Tuesday, May 21, 2013 by West*

**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 by Kiana *

**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 by Alia*

**Geometry 1**

Which of the following does not always bisect at least one side
*Monday, May 20, 2013 by Tamesha*

**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 by Lee*

**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 by AMK*

**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 by AMK*

**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 by AMK*

**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 by AMK*

**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 by AMK*

**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 by beck*

**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 by beck*

**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 by beck*

**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 by beck*

**geometry**

The area of a square is 81 square centimeters. What is the length of the diagonals?
*Sunday, May 19, 2013 by beck*

**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 by beck*

**geometry**

what is the area of a regular hexagon with a side length of 6cm?
*Sunday, May 19, 2013 by beck*

**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 by beck*

**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 by beck*

**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 by harmin*

**Geometry**

<ABD and <DBC are supplemetary. Find the value of x m<ABD and m<DBC.
*Sunday, May 19, 2013 by Trevon*

**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 by dem*

**To GANDU MAN**

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

**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 by AMK*

**geometry**

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

**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 by AMK*

**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 by AMK*

**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 by kina*

**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 by imtiazshaad*

**Geometry**

How many positive integers less than 10^20 have all their digits the same?
*Thursday, May 16, 2013 by Jimmy*

**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 by Stranger*

**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 by Steven *

**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 by Steven *

**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 by Andrew*

**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 by Sarah*

**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 by John*

**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 by John*

**geometry**

What do you notice about lines of symetry in regular polygons?
*Thursday, May 16, 2013 by kina*

**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 by flex*

**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 by Hannah*

**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 by Dan *

**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 by Anonymous*

**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 by Hannah*

**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 by Hannah*

**analytical geometry**

make a full analysis of algebraic equation of y=(x-2)^2(x^2-9)
*Wednesday, May 15, 2013 by meagan*

**geometry**

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

**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 by Dan *