Questions on Geometry: Length, distance, coordinates, metric length answered by real tutors!

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Geometry: Length, distance, coordinates, metric length

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Question 124697: Solve the system using substitution or elimination:
2x-4=-2
4x+8y=0
Click here to see answer by gems(12)

Question 124738: solve by using substitution or elimination
x=3y+11
2x+5y=0
Click here to see answer by bucky(1732)

Question 124739:
solve the system of equations
3x+y=3 x+2y=-4
Click here to see answer by checkley71(8405)

Question 124740: Ttiangle LMN has vertices L(-6,5),M(-4,-3),N(-2,4). Find the coordinates of the vertices of its image after it is reflected over the x-axis and then translated by(-3,0)
Click here to see answer by dolly(163)

Question 124873: My equation is y=-1/2x + 4
I want to keep it in this form and also have the number 4 stay the same.
I also want to turn -1/2x into 2x. Is there any way to do so?
Click here to see answer by checkley71(8405)

Question 124881:
Find the coordinates of point M algebraically: if it is equidistant from the points (-8, 8) and (6,1) and if it's y-coordinate is already shown to be -6.
PLEASE HELP! THANKS!
Click here to see answer by stanbon(26283)

Question 124918This question is from textbook Prentice Hall Mathmatics 2
: I am trying to help my daughter better understand her math and how to find the answer. These are the practice questions. Thanks
Rectangle ABCD shares BC (line above BC) with equilateral triangle BCE. The length of CD (line above CD) is 4 cm, and the length of DA (line above DA)is 3 cm.What is the length of BE (line above BE)?
This question is from textbook Prentice Hall Mathmatics 2

Click here to see answer by ankor@dixie-net.com(6693)

Question 124824: Convert a speed of 20.4 miles per second into its equivelant in kilometers per hour.
Click here to see answer by ankor@dixie-net.com(6693)

Question 125504: I have a triangle A B C AB=34", BC=34", What is the distance of AC?
Click here to see answer by edjones(3298)

Question 126377: Help please I can not figure this out! Thanks so much.
The perimeter of a rectangle 48m. The length is 9m more than twice the width. What is the length please? Thank you for your help.
Click here to see answer by solver91311(5072)

Question 127389: 2 centimeters and 5 centimeters
two sides of a triangle are given. Describe the possible lengths of the third side.
Click here to see answer by scott8148(3382)

Question 128233: I need to help my daughter with this problem: A pool is rectangular, 100 feet long and 35 feet wide. There is a fence 10 feet away from the pool edge that surrounds the pool. What is the length of the fence?
We drew it out, but can't figure out how to calcuate the extra length used to match the corners up. Hope you know what i"m saying.
This is problem is on a worksheet, not in her textbook.
Thanks! Thanks! Thanks!!
Click here to see answer by checkley71(8405)

Question 128725This question is from textbook Amsco's Integrated Algebra 1
: A ramp that is 20.0 feet long makes an angle of 12.5 degrees with the ground. What is the perpendicular distance from the top of the ramp to the ground?This question is from textbook Amsco's Integrated Algebra 1

Click here to see answer by checkley71(8405)

Question 128814This question is from textbook Amcso's Integrated Algebra 1
: ABCD is a trapezoid with BC perpendicular to AB and BC perpendicular to CD, AB = 13, BC = 12, and CD = 8. A line segment is drawn from A to E, the midpoint of CD. a. Find the area of triangle AED. b. Find the perimeter of triangle AED.This question is from textbook Amcso's Integrated Algebra 1

Click here to see answer by Edwin McCravy(2922)

Question 129840This question is from textbook Glencoe Geometry
: The distance between the base of the Leaning Tower of Pisa and the top of the tower is 180 feet. The tower is leaning 16 feet off the perpendicular. Find the distance of the top of the tower from the ground.This question is from textbook Glencoe Geometry

Click here to see answer by oscargut(682)

Question 129463: Help please, I am not doing something right. The width of rectangle is fixed at 25cm. What lengths will make the perimiter greater than 92cm.
The length must be greater than ? Thanks so much for your help.
Click here to see answer by scott8148(3382)

Question 129960: The coordinates for a rectangle are (2,5) (2,3) (8,3) (8,5) What is the perimeter?
Click here to see answer by idkweirdo(16)

Question 130491: If you have two flag poles in front of the court house 12ft tall. The distance from the top of one pole to the base of the other is 20ft . What is the distance between the two flag pole?
Click here to see answer by edjones(3298)

Question 132035: Segment AD has a midpoint B, BD has a midpoint C. If A has coordinates (-5, 4) and C has coordinates (10, 11), what are the coordinates of B and D?
Click here to see answer by stanbon(26283)

Question 132547: I have a 48" square piece of plywood. I want to cut it into an octogon with all 8 sides equal length. How do I calculate this?
Click here to see answer by scott8148(3382)

Question 133220: If <1=2x+6, and its adjacent angle measure is 130, what is the value of x?
Click here to see answer by stanbon(26283)

Question 133218: Jesse wants to know how tall the tree he is standing next to is. Jesse is 6 ft. tall and casts a shadow that is 9 ft. The tree is casting a shadow that is 28 ft. How tall is the tree? Round to the nearest tenth, if necessary.
Click here to see answer by scott8148(3382)

Question 134498: The Length of a rectangle is 1 ft more than its width and 1 ft less than the length of a diagonal. Find the length of the diagonal in simplest radical form.
Click here to see answer by edjones(3298)

Question 135589: Find the midpoint of the segment with endpoints (sqrt.96, sqrt.3) and (sqrt.6, sqrt.12).
Click here to see answer by solver91311(5072)

Question 136132: The horse is tethered to a rope, at one end of a square corral(outside the corral) 10 feet on a side. The horse can graze at a distance of 18feet from the corner of the corral where the rope is tied. What is the total grazing area of the horse.
Click here to see answer by solver91311(5072)

Question 136228: I solved this problem again by trial and error but I am sure there must be a formula. Can you give it to me?
Hector paints a picture which is 10 inches longer than it is wide. When he frames it, the outside dimensions are each two inches longer. If the area of the picture with the frame is 40 square inches more than the area of the picture without its frame, what is the length of the orginal painting?
I know that length times width equals area but I just can't get the formula.
I got 4 by 14 for the dimensions.
Click here to see answer by solver91311(5072)

Question 136836: im really lost with this. A(-2;-2), B, C(4;4) and D are the vertices of a rhombus. Find the the equation of diagnol BD. the workout i cant complete im totally lost . i would appreciate it if u could heelp me with this plz
Click here to see answer by scott8148(3382)

Question 136899: Could I please have some help with the equation/answer for this homework problem. The diagonal of a rectangular box is 12 inches long. One side of the box is 8 inches long. What is the length of the other side? I have 9, don't think it's right. Thank you.
Click here to see answer by vleith(1977)

Question 137091: The length of a rectangle is five times its width. If the perimeter of the rectangle is 60 m , find its area.
Click here to see answer by jedidiah(6)

Question 137091: The length of a rectangle is five times its width. If the perimeter of the rectangle is 60 m , find its area.
Click here to see answer by rajagopalan(125)

Question 137090: cirle O centered at the orgin passes through points A(-4,3) and B(3,4). Use algebra to show that the perpendicular bisector of line AB passes through the center of the circle.
Click here to see answer by jedidiah(6)

Question 138825: Solve the problem. You have 180 feet of fencing to enclose a rectangular region. What is the maximum area?
Click here to see answer by vleith(1977)

Question 141209: a stage is set according to the folowing specifications. A chair is placed at point b and the lamp at point c. If the distance from A to B is 8ft. and the distance from A to C is 7 ft, what is the distance from the table (point B) to the lamp (point C)?

Click here to see answer by vleith(1977)

Question 141284: The length of a rectangle is 3 cm more than 2 times its width. If the area of the rectangle os 93cm squared, what is the length and the width?
Click here to see answer by checkley77(7066)

Question 141759: Two telephone poles, 30 ft and 39 ft high, respectively, are 60 ft apart. How long is the wire from the top of one pole to the top of the other pole?
Click here to see answer by checkley77(7066)

Question 141758: Two telephone poles, 30 ft and 39 ft high, respectively, are 60 ft apart. How long is the wire from the top of one pole to the top of the other pole?
Click here to see answer by checkley77(7066)

Question 141755: A ladder 40 ft long leans against a building and reaches a ledge. The foot of the ladder is 16 ft from the building. How high is the ledge?
Click here to see answer by scott8148(3382)

Question 142574: A family decides to build a small basketball court in their backyard so their children can play at home. A concrete pad is to be poured that is ½ foot thick, and has dimensions of 15 feet by 15 feet. One cubic yard is equivalent to twenty-seven feet cubed. How many cubic yards of concrete must be poured? Round to the nearest cubic yard. Show all work.
Click here to see answer by vleith(1977)

Question 142617This question is from textbook University of Phoenix
: I think I use the Pythagorean thoerem to solve this problem, but I really have no clue... I appreciate any help you can offer..
Here's the problem:
While finding the amount of seed needed to plant his three square wheat field, George observed that the side of one field was 1 kilometer longer than the side of the smallest field and that the side of the largest field was 3 kilometers longer than the side of the smallest field. If the total area of the 3 fields is 38 kilometers, then what was the area of each field???
Thanks sooo much!!This question is from textbook University of Phoenix

Click here to see answer by solver91311(5072)

Question 143190: Please help in solving the following, I have no idea where to start.
The area of a square is 81 cm^2. If the same amount is added to one dimenstion and removed from the other, the resulting rectangle has an area of 9cm^2 less than the area of the original square. How much is added and subtracted.
Thank you so much.
Click here to see answer by edjones(3298)

Question 143487: A rectangular field is 260 feet in perimeter.the length is 10 feet more than twice the width.what is the length?
Click here to see answer by vleith(1977)

Question 143581: find the area of a square with diagonals??
Click here to see answer by ankor@dixie-net.com(6693)

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