Questions on Geometry: Parallelograms answered by real tutors!

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Question 345569: hello i am stuck on the following problem
1/2y + 10 = 2y-2
i would appreciate any help you can give me
thank you
sue
beaulieulj@gmail.com

Click here to see answer by solver91311(16868)

Question 345707: Find the area of the triangle with vertices

A(-4,-8),

B(-4,0), and

C(4,-6).
Click here to see answer by Fombitz(13828)

Question 346241: The measure of is three times the measure of , and the measure of is three times the measure of . If and are complementary, find the measure of .
Show all your work to receive credit.
Click here to see answer by solver91311(16868)

Question 346706: How do i find the height of a parallelogram if i know the base and area?
Click here to see answer by jim_thompson5910(28476)

Question 347661: It asks: The perimeter of parallelogram JKLM is 52cm, and JK is 2cm longer than JM.
Find JK and find JM
(JK is x+2 in length and JM is x in length)
I have tried To solve this problem and I can't seem to figure it out.I am doing something wrong.Please help!
Click here to see answer by Earlsdon(6287)

Question 349468: what does a parallelogram whith a 30 degress angle look like.
Click here to see answer by Alan3354(30955)

Question 351090: this is my question. the measure of the consecutive angles of a parallelogram are 3x-5 & 5x+1.find the measure of each angle of the parallelogram? thank you for helping me to understand this solving problem. tnx
Click here to see answer by mananth(12270)

Question 351217: How to solve for H. The equation reads.
S=4LW + 2WH; S=96, L=5, W=4
Click here to see answer by nyc_function(2733)

Question 353958: How do I prove that diagonals of a parallelogram bisect each other?
Click here to see answer by scott8148(6628)

Question 354459: a parallelogram has an area of 52 square centimeters. Find the height h of the parallelogram if the base is 5 more than twice the height.
Click here to see answer by robertb(4012)

Question 355257: find a if the line joining (3,a) to (-6,5) has gradient of 1/3
Click here to see answer by Fombitz(13828)

Question 355251: show that A(-3,1) B(1,2) C(0,1) D(-4,-2) are the vertices of a parallelogram
Click here to see answer by Fombitz(13828)

Question 356505: The area of the triangle is calculated by using 1/2(h*b). Write an explanation why this is true
Click here to see answer by nyc_function(2733)

Question 356556: How do I solve 113°57' + 18°14'
Click here to see answer by stanbon(57214)

Question 356793: Abcd is a parallelogram angle a is 2x plus 50 b is 3 x plus 40 find the measure of x find the measure of all 4
Click here to see answer by checkley77(12569)

Question 357313: A Parallelogram has vertices at (-2,2),(1,-6) and (8,2). Which order of pair could represent the fourth vertex?
A (5,6) B (11, -6) C (14,3) D (8, -8)

Click here to see answer by ewatrrr(10682)

Question 357957: how do you prove quadrilaterals to be parallelograms? I am just looking for a few ways.
Click here to see answer by ewatrrr(10682)

Question 357957: how do you prove quadrilaterals to be parallelograms? I am just looking for a few ways.
Click here to see answer by solver91311(16868)

Question 360569: if the base of the parallagram is 12 and the height of it is x-7, and the question is asking me.., write two equivalent expressions for the area of the figure. What would the two expressions look like?
Click here to see answer by Theo(3458)

Question 362750: I'm given the two vertices of a triangle. 3, 5,. What is the area?
What is the simplest way to derive the answer?
Thank you!
Click here to see answer by Manny Pacquiao(82)

Question 362750: I'm given the two vertices of a triangle. 3, 5,. What is the area?
What is the simplest way to derive the answer?
Thank you!
Click here to see answer by Alan3354(30955)

Question 362809: find the value of x
Click here to see answer by Manny Pacquiao(82)

Question 363263: how do you find the missing measurements of a rectangle if the numbers they give you are, from A to B is 16, from B to C is 10, and from A to C is 18. and they ask you to find angles cd, da, db, ae, be, ce, and de.
Click here to see answer by JBarnum(2044)

Question 363819: Ok, I have two questions here.....and Im really stuck.. I would be very grateful if you found the solutions.
1. A parallelogram WXYZ has three vertices at W(2,1),X(-1,5),Y(-3,3).
a) Find the Midpoint of WY
b) Use this information to find the Co-ordinates of Z

Click here to see answer by Alan3354(30955)

Question 366815: find the values of x and y in parallelogram PQRS. PT=y, TR=2x+1, QT=5y, TS=6x+13
Click here to see answer by nyc_function(2733)

Question 369545: Please help me solve this equation: Find the area and perimeter of a rectangle with vertices at (-7,-1), (-7,-10),(2,-10), and (2,-1)
Click here to see answer by ewatrrr(10682)

Question 370544: Figure KLMN is an isosceles trapezoid. Diagonal KM measures 35a+100. Diagonal LN measures 15a+150, find the value of a.
Click here to see answer by ewatrrr(10682)

Question 370535: ABCD is a parallelogram. If AE is equal to 1/2b+1 and EC is equal to b-15, find the measure of AE:
Can you tell me if I have the correct answer, if not, how do you solve this?
32
Click here to see answer by nyc_function(2733)

Question 370542: the diagonals of rhombus FGHJ intersect at point K. If side GH is equal to 3x-10 side JH is equal to 6x-19, find x.
Click here to see answer by nyc_function(2733)

Question 370547: YWXZ is a rhombus with diagonals that intersect at point S. Side WX measures 4a+12. Side XZ measures 6a. Find teh value of a.
Click here to see answer by nyc_function(2733)

Question 371011: My question on my homework says " Find the coordinates of the intersection of the diagonals of parallelogram XYZW with vertices X(3,0), Y(3,8), Z(-2,6), and W(-2,-2). How do you do this?
Click here to see answer by robertb(4012)

Question 371403: Quadrilateral ABCD has vertices A(-2,0), B(-3,6), C(5,5), and D(3,1). Algebraically prove it is a parallelogram. Please show all work and give a statemen summarizing your conclusion.
Click here to see answer by ewatrrr(10682)

Question 372631: in parallelogram ABCD, angle A = 3x and angle B 4x 40. what is the measures of angles A,B,C, and D.
Click here to see answer by Fombitz(13828)

Question 373106: Opposite angles are always congruent in a(n) ?
Click here to see answer by Edwin McCravy(8879)

Question 373866: Are a rhombus's diagonals always sometimes or never congruent? Please explain why.
Click here to see answer by solver91311(16868)

Question 373979: A(-5, 0), B(-3,4), C(3,0), D(-2,-4)
i need to see if those points make a parallelorgram, what is the faster way without graphing?
Click here to see answer by Edwin McCravy(8879)

Question 374778: i forgot my geometry book at my school. can anyone tell me the problem 12-18 evens for 5.6?
Click here to see answer by jim_thompson5910(28476)

Question 374761: if ABCD is a parallelogram the angle D = X and angle A =(4x+5),find the value of x?
Click here to see answer by Fombitz(13828)

Question 375051: Okay In Finding The Area Of Parellogram what do you do???
Click here to see answer by jim_thompson5910(28476)

Question 375183:
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Question 375591: what is the perimeter of a parallelogram that is 20 feet long and 3 feet wide?
Click here to see answer by user_dude2008(1861)

Question 375883: How can I prove that opposite angles of a parallelogram are congruent?
Click here to see answer by Fombitz(13828)

Question 375613: 1)Quadrilateral PQRS is a rectangle with diagonals PR and QS.If angle 1=18, find the measures of angle 2,angle 3 and angle 4
how I would find out???
Please help me with this..
The image below is what it looks like.
http://www.wyzant.com/Help/Images/rrs2.gif
Click here to see answer by Fombitz(13828)

Question 376040: how can I solve a parallelogram if the only given are 1 angle which is 60 degrees and the diagonal is 12m?
Click here to see answer by nyc_function(2733)

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