33 Answered Questions for the topic Parallelograms

07/11/18

Proving opposite sides of a parallelogram are congruent
Given: ABCD is a parallelogramProve: Segment AB ≅ Segment CD, Segment BC ≅ Segment AD
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06/13/18

Quadrilateral Proof
Given: line AB is parallel to line CD and AB is congruent to CD   Prove: AE=EC   *Note: the diagram given looks like a parallelogram with both diagonals drawn
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05/02/18

Area of parallelogram
  find the area of the parallelogram bounded by the x axis, the y axis, g(x)=2 and the line parallel to the y axis which passes through the point (5,10)
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03/16/18

WX is 4 more than twice the length of XY
In a parallelogram WXYZ, WX is 4 more than twice the length of XY.  The perimeter of WXYZ is 50cm  find the lengths of WX and XY 
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01/31/18

If QT=4x+6 and TN= 5x+4, find QN
If QT=4x+6 and TN= 5x+4, find QN
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01/08/18

It is a parallelogram which is divided diagonally twice making four triangles
If m∠1=3x, m∠2= 4x and m∠3=X2-70 then x=? And m∠CED=?
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01/19/17

If A(-2,-1), B (x,0), C (4,Y) and D (1,2) are the vertices of a parallelogram , taken in order, find x and y. also find the area of ABCD.
If A(-2,-1), B (x,0), C (4,Y) and D (1,2) are the vertices of a parallelogram , taken in order, find x and y. also find the area of ABCD.
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12/19/16

if ON= 2x-7, LM= 4x+3, NM= x+6, and OL= 8y-7, find the values of x and y for which LMNO must be a parallelogram
i need help with my topics in geometry homework
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12/12/16

What is the sum of the interior angle measures and the sum of the exterior angle measures of a 35-gon?
I got the sum of the interior angles. But I don't know how to get the sum of the exterior angles. I know one equals 10.3° (35-2)*180 5,940°
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12/04/16

I need help writing geometric proofs and I don't know how.
All the proofs are either you're trying to prove the figure is a parallelogram or that you're trying to prove the angles are congruent or something else. I don't really understand it and I can't... more
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05/18/16

Given: WXYZ is a parallelogram. WY and XZ bisect each other and WY is perpendicular to XZ. Conclusion: WXYZ is a rectangle. Determine if the conclusion is valid
This was super difficult for me and no matter how hard I tried, I couldn't figure it out! If someone could help me that would be awesome! Thank you!
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04/21/16

how to find side lengths of a parallelogram
A parallelogram has sides of lengths 5 and 9, and one angle is 31°.   What is the length of the smaller diagonal?   What is the length of the longer diagonal?     your answer should be... more
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01/14/16

Parallelograms
In Rhombus JKLM, diagonals JL and KM intersect at O. If the measure of angle KJL is 32, find every angle in the diagram.
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01/14/16

Parallelograms
In square ABCD, AC and BD intersect at E. Find the measure of every single angle in the diagram. If the measure of angle CED is represented by 5z+10, find the value of z.
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01/14/16

Parallelograms
The perimeter of a rhombus is 40. If the measure of the short diagonal is 12, find the measure of the longer diagonal.
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01/14/16

Parallelograms
A rhombus has diagonals of lengths 12 and 16. Find the length of a side of the rhombus.
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01/14/16

Parallelograms
If the area of a square is 49, find the perimeter
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01/07/16

in parallelogram ABCD diagonals AC and BD intersect at E. Prove angle ACD is congruent to CAB
A parallelogram that must prove two angles congruent
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11/17/15

If a quadrilateral has one pair of opposite congruent sides and one pair of opposite congruent angles why does that not prove that it is a parallelogram?
please answer quickly!!!!
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09/05/15

Parallelograms - quadrilateral
1- Given a parallelogram MNPQ such that MN = 2a-3b and NO = 20-3b. Find the value of a and all possible value of b that make MNPQ a rhombus.   2- Given a quadrilateral ABCd such that ∠A and ∠B... more
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05/19/15

Find x and y on a parallelogram pleasee help
angle A is 5y-54. Angle B is 2y-60 and Angle C is 3x
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02/21/15

In paralleogram ABCD, the diagonals AC and BD intersect at E. If BE= 4x-12 and DE= 2x+8 find x.
A picture is not provided with the problem, however, it is told that it is a parallelogram. 
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02/21/15

In paralleogram STUV, SV= x+3, VU= 2x-1, and TU=4x-3. What is the length of VU?
Sides SV and TU are opposite each other and side VU is opposite side ST. The figure itself is a parallelogram. 
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01/14/15

Prove that if a quadrilateral is a parallelogram then one pair of opposite angles are congruent
Given :  〉ABCD   Prove: ∠D ≅ ∠B   _D______________C|                  1      / | |                    /   4  | |                  /        ||               /           | |          /        ... more
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09/10/14

In the parallelogram ABCD
m(<B)=60• ,it's perimeter=13cm and the length of the minor diagonal=3.5cm find the length of AB and BC
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