Wednesday

July 30, 2014

July 30, 2014

Number of results: 68,504

**geometry**

abcd is a parallelogram with sides ab=12 cm,bc=10 cm and diagonal ac=16 cm .find the area of the parallelogram also find the distance between its shortest sides
*February 22, 2013 by Anonymous*

**Math**

abcd is a parallelogram with sides ab=12 cm,bc=10 cm and diagonal ac=16 cm .find the area of the parallelogram also find the distance between its shortest sides
*February 23, 2013 by Shubham*

**math**

If the perimeter of a parallelogram is 140 m, the distance between a pair of opposite sides is 7 meters and its area is 210 sq m, find the length of two adjacent sides of the parallelogram.
*September 3, 2011 by Krish*

**math**

If the perimeter of a parallelogram is 140 m, the distance between a pair of opposite sides is 7 meters and its area is 210 sq m, find the length of two adjacent sides of the parallelogram.
*October 7, 2011 by abhishek*

**maths**

A parallelogram has two adjacent sides of length 4cm and 6cm reapectively. If the included angle measures 52 degrees, find the area of the parallelogram.
*June 10, 2014 by Shane*

**geometry theorems**

I have six questions which will be on a test two weeks from now, and I do not understand. Help me find out these theorems for the blanks. 1. If one pair of consecutive sides of a parallelogram are congruent, then the parallelogram is a_______? 2. If the diagonals of a ...
*February 13, 2008 by mhaidar9108*

**maths**

two adjacent sides of a parallelogram measure 15 cm and 20 cm while the diagonal opposite their common vertex measure 25 cm.find the area of he parallelogram.
*November 30, 2012 by aditya chaturvedi*

**Find Area of Parallelogram**

Find the area of the parallelogram with one corner at P1 and adjacent sides P1P2 and P1P3. NOTE: There is an arrow over P1P2 and P1P3. What does that arrow mean? P1 = (0, 0, 0), P2 = (2, 3, 1), P3 = (-2, 4, 1)
*February 22, 2008 by Gilligan*

**maths**

the perimeter of a parallelogram is 28 cm and ratio of the adjacent sides is 3:4 find the sides of a parallelogram?
*May 17, 2013 by nikki*

**geometry**

a parallelogram has the vertices (-1,2), (4,4), (2,-1), and (-3,-3). determine what type of parallelogram. find the perimeter and area. i found the parallelogram part and its a rhombus but i cant find the perimeter and area
*December 8, 2011 by damon*

**geometry **

Given: QRST is a parallelogram. Prove: QRST is a square. Complete the proof below by choosing the reason for line number 2 and line number 6. Reason Statement 1. QRST is a parallelogram. Given 2. QRST is a rectangle 3. is a right angle Definition of a right angle. 4. ...
*January 5, 2012 by karrie*

**math**

parallelogram A is similar to Parallelogram B. If the area of parallelogram b is 162 square units, what is the area of parallelogram A?
*December 18, 2012 by bryce*

**geometry**

Find the area of a parallelogram with sides of 6 and 12 and an angle of 60°.
*June 8, 2010 by Anonymous*

**physics**

find the area of parallelogram whose adjacent sides are +3+3 and -3-2+.
*June 26, 2012 by edward*

**math**

A parallelogram has an area of 8x^2 - 2x -45. The height of the parallelogram is 4x + 9. I know the formula for a parallelogram is A=bh. Please work and explain how I get the length of the base of the parallelogram. Thanks
*March 27, 2013 by Jane*

**Math**

The formula A=bh is used to find the area of a parallelogram. If the base of a parallelogram is double and its height is doubled, how does this affect the area.
*February 8, 2011 by Cindy*

**Math**

Find the area of the parallelogram that has the vectors as adjacent sides. u = i+2j+2k v = i+k I know that I have to use (-2,-2,2) sqrt (1-2)^2 + (2+2)^2 + (2-2)^2 = sqrt17 Area = sqrt 17. Is this correct?
*May 4, 2010 by Abbey(Please check)*

**Geometry**

Find the area of a parallelogram with sides of length 6 and 8, and with an interior angle with measure 45 degrees.
*June 3, 2014 by Sheenybeany*

**Geometry**

Find the area of a parallelogram with sides of length 6 and 8, and with an interior angle with measure 45 degrees.
*June 4, 2014 by Sheenybeany*

**math**

Two adjacent sides of a parallelogram are four cm and five cm find the perimeter of the parallelogram
*January 1, 2013 by nisha *

**Geometry**

If there is a parallelogram which has four sides xy and x+25 ,4x+35 abc is parallelogram find x,y,z
*August 15, 2011 by Anonymous*

**Math**

The sides of parallelogram 2x+y,3y-2x,5y-8,4x-3 are given in cm.find x and y and the perimeter of the parallelogram
*February 19, 2012 by Maccbath*

**algebra**

A parallelogram is 22 inches long and 14 inches wide. How do you find the height of the parallelogram? How do you find the area of the parallelogram ?
*September 21, 2013 by Betty*

**trig**

The lengths of 2 adjacent sides of a parallelogram are 42 cm and 36cm. an angle of the parallelogram is 4o degrees. Find the measure of the longest diagonal to the nearest tenth of a centimeter.
*April 26, 2011 by ashley --*

**math , correction**

theres a diagram which in the diagram the points are: (-3,1),(0,3),(2,0), (-1,-2). And the directions say: use the concept of slope to determine if the given figure is a parallelogram or a rectangle: so this is what i did please can someone check it to see if i am correct. M...
*January 15, 2007 by jasmine20*

**math**

suppose a parallelogram has an area of 84 square units. Describe a triangle related to this parallelogram, and find the triangle's area, base, and height.
*November 8, 2010 by jasmine*

**Trig-Algebra help asap**

The adjacent sides of a parallelogram measure 8 cm and 12 cm and one angle measures 60 degrees. Find the area of the parellelogram.
*March 12, 2012 by Missy*

**Math(Urgent Please help)**

Find the area of the parallelogram that has the vectors as adjacent sides. u = i + 2j + 2k V = i + k I know that the magnitude of the cross product results on the area. After I do the cross product then what to I do?
*April 1, 2010 by Abbey*

**Math - vector equation of a parallelogram**

The vertices of a parallelogram are the origin and the points A(-1,4), B(3,6), and C(7,2). Write the vector equations of the lines that make up the sides of the parallelogram
*September 4, 2010 by Shaila*

**Math - vector equation of a parallelogram**

The vertices of a parallelogram are the origin and the points A(-1,4), B(3,6), and C(7,2). Write the vector equations of the lines that make up the sides of the parallelogram
*September 5, 2010 by Shaila*

**Geometry**

a parallelogram has the vertices (0,3), (3,0), (o,-3), and (-3,0). determine what type of parallelogram and find the perimeter and area
*December 7, 2011 by stephen*

**maths**

ABCD is a parallelogram. AB=9cm,BC=5cm and DE is perpendicular to AB.If the area of parallelogram is 36sqcm,find AE?
*February 23, 2013 by Anonymous*

**geometry**

Quadrilateral QRST has two pairs of congruent sides, but it is not a parallelogram. What figure is it? What further condition would it have to satisfy to be a parallelogram? A. The figure is a square. To be a parallelogram, it would have to have pairs of opposite congruent ...
*March 6, 2011 by Kate*

**geometry**

In parallelogram ABCD, BC = 8, DC = 12, and measure of angle D is 50 degrees. Find the area of the parallelogram to the nearest tenth.
*January 23, 2012 by josh*

**maths**

The measures of two adjacent sides of a parallelogram are in the ratio 17:7. if the second side measures 3.5 cm, find the perimeter of the parallelogram.
*February 6, 2011 by rupa das*

**math**

The sides of a parallelogram are 15 ft and 17 ft. One angle is 40° while another angle is 140°. Find the lengths of the diagonals of the parallelogram (to the nearest tenth of a foot)
*March 31, 2010 by ana*

**math**

A parallelogram is a convex quadrilateral with four vertices and two sets of opposite parallel sides. Given 3 of the vertices of a parallelogram at A (0,0) B(2,5) and C(2,0), find all possible coordinates for D.
*November 21, 2010 by Kay*

**maths-parallelogram**

There is a man who plotted a land in shape of a trapezium with its parallel sides to be 15m and 5m & height=9m. The Panchayat decided to take a triangular plot of land from one side to construct a school. He reluctantly agrees to this. is this can be possible? Which are the ...
*March 20, 2013 by anoynomous*

**Math 115**

The area of a parallelogram is 3.36 square feet. The base is 2.8 feet. If the measures of the base and height are each doubled, find the area of the resulting parallelogram.
*October 30, 2012 by Sue*

**math**

Trigonometry - determine the area of a parallelogram in which 2 sides are 10 and 13 and the angle between them is 55
*August 7, 2013 by sue *

**math **

What phrase is used to describe a rhombus? A. a parallelogram with four congruent angles B. a parallelogram with four congruent sides C. a rectangle with four congruent sides D. a quadrilateral with no congruent sides Thanks!
*September 24, 2012 by luv history*

**Straight Lines**

From each corner of a parallelogram a perpendicular is drawn upon the diagonal which does not pass through that corner and these are produced to form another parallelogram, show that its diagonals are perpendicular to the sides of the first parallelogram and that they both ...
*January 21, 2012 by Kewal*

**Geometry**

I am studying for exams and need help with one of my review problems. A paraellogram has sides of lenghts 12 cm and 20 cm. If the area of the paraellogram is 600 sq cm then find the length of the shorter height of the parallelogram.
*May 22, 2011 by Mary *

**geometry**

Can you prove ABCD is a parallelogram based on the given information? Explain. Given: x = 5, y = 4 Prove: ABCD is a parallelogram. A. The figure is a square. To be a parallelogram, it would have to have pairs of opposite congruent sides, not just congruent sides. B. The figure...
*March 6, 2011 by Kate*

**math**

If the area of the parallelogram ABCD is 4 square feet and 2OPOP=, what is the area of the parallelogram?
*August 20, 2010 by Anonymous*

**math**

If the area of the parallelogram ABCD is 4 square feet and OP"=5OP, what is the area of the parallelogram A"B"C"D"?
*August 20, 2010 by Anonymous*

**math**

If the area of the parallelogram ABCD is 4 square feet and OP"=5OP, what is the area of the parallelogram A"B"C"D"?
*August 21, 2010 by Anonymous*

**Math**

the distance between the center of symmetry of a parallelogram and its longer side is equal to 12 cm. The area of the parallelogram is 720 cm^2, and its perimeter is 140 cm. Determine the length of the longer diagonal of the parallelogram
*October 28, 2013 by Xavier*

**calculus**

the line y=x-c touches the ellipse 9x^2 + 16y^2 = 144. Find the value of c and the coordinate of the point of contact. a parallelogram is defined by two sets of tangents to the curve x^2 - 4y^2 = 9. The gradients of the tangents are 1 and -1. Find the area of the parallelogram.
*June 28, 2008 by Kelly*

**math**

The lengths of two sides of a parallelogram are 3 are 5. which of the following is a possible value for the length of a diagonal of the parallelogram? a.2 b.2 c.8 d.10 e.15
*January 13, 2013 by john*

**Math**

What is the name of a parallelogram that has 2 pairs of equal sides but is NOT a parallelogram?
*September 30, 2009 by Happy Face*

**Trig**

The diagonals of a parallelogram intersect at a 42◦ angle and have lengths of 12 and 7 cm. Find the lengths of the sides of the parallelogram. (Hint: The diagonals bisect each other.)
*February 17, 2013 by Chris*

**math**

Which quadrilaterals have a)perpendicular diagonals b)opposite angles congruent? c) two pairs of parallel sides? d) a pair of congruent, adjacent sides? My answers a)rhombus and square b)rhombus, square, and parallelogram c)parallelogram, rectangle, and square d) at first I ...
*December 7, 2010 by m*

**Geometry**

What is the area of a parallelogram containing two 60 degree angles and parallel sides that measure 20 ft and 14 ft?
*November 7, 2011 by Anonymous*

**maths --plse help me..**

ABCD is a parallelogram in which BC is produced to E suh that CE=BC.AE intersects CD at F.if ar(DFB)=3cm^2. find the area of the parallelogram ABCD.
*December 12, 2012 by amit*

**Geometry**

Given: ABCD is a parallelogram; <1 is congruent to <2 To Prove: ABCD is a Rhombus Plan: Show <2 is congruent to < CAB. hence CB is congruent to AB, making ABCD a parallelogram with consecutive sides congruent PROOF Statements Reasons 1. ABCD is a parallelogram 1....
*June 13, 2007 by DANIELLE*

**math**

What are parallegrams? A parallelogram is a 4 sided figure where the opposite sides are parallel. Ok...that still might not have helped much. What it means to say, "the opposite sides are parallel" is that if you were to keep extending them out both directions, they would ...
*March 16, 2007 by john*

**mathssssSsssss**

1.Determine the area of a parallelogram in which 2 adjacent sides are 10cm and 13cm and the angle between them is 55 degrees? 2.If the area of triangle ABC is 5000m squared with a=150m and b=70m what are the two possible sizes of angle C?
*September 10, 2013 by katlego ratsoma*

**algebra **

The area A of a parallelogram with base b and height h is given by A= bh. Find the area of the parallelogram when the height is 15.4 cm and the base is 6.5cm
*May 27, 2011 by shawn*

**Pre-Algebra**

2 more problems that I'm stuck on, please help- 1.A square floor has an area of 32 m^2. Find the length of a side to the nearest tenth of a meter. 2.The height of a parallelogram is half the length of its base. the parallelogram has an area of 67 cm^2. Find the height to the ...
*June 5, 2009 by mysterychicken*

**SOLID**

the altitude BE of parallelogram ABCD divides the side AD into segments in the ratio 1:3. Find the area of the parallelogram if the length of its shorter side is 14 cm, and one of its interior angle measures 60 degrees.
*December 8, 2013 by Anonymous*

**Geometry**

Can some one please check these for me.Thanks Angle DEF is similar to Angle HJK and the scale factor of angle DEF to anle HJK IS 5/2. If EF =15 FIND JK Here is what I came up with Am I correct 5/2 = EF/JK 5/2 =15/JK 5(JK)=30 JK=30/5 JK=6 Given: ABCD is a parallelogram; <1 ...
*June 14, 2007 by DANIELLE*

**math**

Let A=(0,0), B=(2,4), C=(17,4) and D=(15,0). Then ABCD is a parallelogram. A line through the point (0,−1) divides the parallelogram into two regions of equal area. The slope of this line can be written as a/b where a and b are positive coprime integers. Find a+b.
*June 24, 2013 by anonymous*

**math**

Let A=(0,0), B=(2,4), C=(17,4) and D=(15,0). Then ABCD is a parallelogram. A line through the point (0,−1) divides the parallelogram into two regions of equal area. The slope of this line can be written as a/b where a and b are positive coprime integers. Find a+b.
*June 25, 2013 by anonymous*

**geometry**

The longer diagonal of a parallelogram measures 62 cm and makes an angle of 30 degrees with the base. Find the area of the parallelogram if the diagonals intersect at angle of 70 degrees.
*May 5, 2013 by Katreena*

**math**

The base of a rectangle is 2cm greater than its height. Find the base and the height of the parallelogram if the area of the parallelogram is 120 cm2. Can this be shown as a quadratic and factored?
*August 28, 2010 by MARIANNE*

**Calculus/Vectors**

Calculate the area of the parallelogram with sides consisting of the vectors: a = (1,2,-2) b = (-1,3,0)
*May 17, 2011 by Anonymous*

**Vectors/Calc**

Calculate the area of the parallelogram with sides consisting of the vectors: a = (1,2,-2) b = (-1,3,0)
*May 17, 2011 by Anonymous*

**Mathematics**

In a parallelogram the base and height are in the ratio 5:2 if the area of parallelogram is 360 meter square, find its base and height
*March 8, 2013 by Hitoshi*

**math**

How do you find the height of a parallelogram if you know the sides?
*September 11, 2007 by Sara*

**geometry**

Find the values of x and y that make the quadrilateral a parallelogram. Show all your work. a parallelogram is drawn with opposite sides of 4 times y minus 1 and 2 times y plus 7. The second set is 3 times x plus 1 and 4 times x minus 2
*October 17, 2010 by Anonymous*

**geometry**

1. the opposite angles of a parallelogram measure(x=30) and (2x-50).Find the measure of each angle of the parallelogram. 2. the ratio of two consecutive angles of a parallelogram is 2:3. find the measurement of the angles of a parallelogram. 3.the difference between the ...
*November 7, 2010 by marycon*

**Geometry**

A shopping center plot of land is in the shape of a parallelogram. Give two other facts about the plot or roads through it. I do not understand can you please explain? I know that A quadrilateral is a parallelogram if and only if it has two pairs of parallel sides. A ...
*April 9, 2010 by purple*

**Geometry**

I really need some help please!!!!! Am I on the right tract? Given: ABCD is a parallelogram; <1 is congruent to <2 To Prove: ABCD is a Rhombus Plan: Show <2 is congruent to < CAB. hence CB is congruent to AB, making ABCD a parallelogram with consecutive sides ...
*June 18, 2007 by DANIELLE*

**Math**

Suppose that a given parallelogram is not a rhombus. Which of the following can you conclude about this parallelogram? A) Its diagonals are perpendicular bisectors of each other. B) It is a square. C) Its sides are not all congruent. D) All of the above I picked C.
*May 23, 2010 by Anthony*

**math**

how would i find the area of the parallelogram if the area of each right triangle region is 7 1/2 square inches
*November 29, 2011 by hannah*

**Pre-calculus**

Find the lengths of the diagonals of a parallelogram with adjacent sides of 12cm and 13 cm if the angle between the sides is 50 degrees. The shorter diagonal is what in terms of cm? The longer diagonal is what in terms of cm?
*April 9, 2010 by Jamilla*

**calculus**

Find the lenght of the sides of an isosceles triangle with a given perimeter if its area is to be as great as possible. let k be the the length of the two iso sides, so the other side is P-2k. Call that the base. Using Heron's formula: Area=SQRT(s(s-a)(s-b)(s-c)), but s= P/2...
*March 9, 2007 by amy07*

**Math**

suppose that you know that a given parallelogram has at least one right angle and at least two adjacent sides that sre congruent. Can you make a conclusion about what kind of parallelogram this is? I say no because it can be a square or a rectangle.
*May 23, 2010 by Don*

**Geometry**

Find the perimeters and area of the parallelogram base 9mm side 4mm and 3mm so i add the sided and x like 9*4*3 for the area?
*June 9, 2010 by Lisa*

**Geometry **

Andrea has a yard shaped like parallelogram ABCD. The garden area, parallelogram EFGB, has an area of 105 ft. If Andrea wants to sod the rest of her yard, how many square feet of sod should she order? A. 765 ft B. 840 ft C. 945 ft D. 1,515 ft
*February 9, 2014 by anon*

**Base of a parallelogram**

Find the height of a parallelogram with base 9.44 meters and area 70.8 square meters.
*April 9, 2013 by Wyatt*

**Algebra 2**

Find the coordinates of the vertices of the parallelogram with sides that are contained in the lines with equations y=3, y=7, y=2x, y=2x-13
*October 23, 2011 by Madison*

**maths**

In a parallelogram ABCD, diagonals AC & BD intersect at O. E, F, G, & H be the midpoints of sides AO, DO, CO & BO. Find the ratio of (EF+GH+HG+EH) TO (AB+BC+CD+AD)
*December 24, 2012 by Anonymous*

**Math...Geometry**

Hello, Can someone please tell me if I worked this out correct and ended with the right answer? Thank You... I need to find the area and Height of this right triangle ( only knowing the lengths of its sides)side 6,5,11... Is this correct? sides 6, 5, 11 -- 6+11+5/2 =22/2=11 A&...
*August 3, 2007 by Mandi*

**maths --plse help me..**

In a parallelogram ABCD, diagonals AC & BD intersect at O. E, F, G, & H be the midpoints of sides AO, DO, CO & BO. Find the ratio of (EF+GH+HG+EH) TO (AB+BC+CD+AD
*December 22, 2012 by faizel*

**maths --plse help me..**

In a parallelogram ABCD, diagonals AC & BD intersect at O. E, F, G, & H be the midpoints of sides AO, DO, CO & BO. Find the ratio of (EF+GH+HG+EH) TO (AB+BC+CD+AD).
*December 23, 2012 by Anonymous*

**Geometry**

The height of a parallelogram is 10 feet more than its base. If the area of the parallelogram is 120 square feet, find its base and height.
*April 18, 2012 by Derek*

**Geometry**

The height of a parallelogram is 5 feet more than its base. If the area of the parallelogram is 204 square feet, find its base and height.
*March 6, 2013 by Eddie*

**geomertry**

millie has a garden shaped like a parallelogram that has an area of 81 square feet and a base length of 9 feet. What is the height of the parallelogram?
*August 10, 2012 by janell*

**maths --plse help me..**

ABCD is a parallelogram in which BC is produced to E suh that CE=BC.AE intersects CD at F.if ar(DFB)=3cm2find the area of the parallelogram ABCD.
*December 12, 2012 by amit*

**maths --plse help me..**

ABCD is a parallelogram in which BC is produced to E suh that CE=BC.AE intersects CD at F.if ar(DFB)=3cm2find the area of the parallelogram ABCD.
*December 12, 2012 by amit*

**math**

The vertices of quadrilateral ABCD are (A(1,1), B(1,5), C(5,5) and D(7,1). You want to transform ABCD into a parallelogram by only moving point B. A parallelogram is a four-sided figure with both pairs of opposite sides parallel. What should be the new x-coordinate of point B?
*December 30, 2011 by Jane*

**Geometry**

In parallelogram ABCD, P is mid-point of AB.CP and BD intersect each other at point O. If area of triangle POB = 40 cm^2, find : (i) OP :OC (ii) areas of triangle BOC and PBC (iii) areas of /\ ABC and parallelogram ABCD ? ?
*September 30, 2011 by Sanjna*

**mat117/algebra**

If the sides of a square are increased by 3 cm, the area is decreased by 36 cm^2. What were the dimensions of the original square? Please show me the formula and how to work. That doesn't sound possible. If the sides of a square are increased, the area must also be increased. ...
*June 27, 2007 by Diana*

**geometry**

how do you find the area of a parallelogram?
*March 27, 2008 by brock*

**7th grade math Ms. Sue please last questions!**

15. Find the area of a triangle with a base of 9.3 ft. and the height is 3.5 ft. 32.55 ft² 24.81 ft² 16.275 ft² 11.0 ft² 16. Find the area of a parallelogram with a base of 15 in. and the height is 7 in. 105 in² 110 in² 52.5 in² 210 in² 17. Find the area of a trapezoid with ...
*February 13, 2013 by Delilah*

**Function**

Write a function rule for the area of a parallelogram whose base is 4 inches more than its height. What is the area of the parallelogram when its height is 8 inches?
*May 6, 2013 by Anon*

**5th grade**

For each right triangle, draw the rectangle made by drawing sides opposite the two shorter sides in the triangle. Find the area of each rectangle. 9cm height 4cm width How does the area of each rectangle relate to the area of either triangle inside it?
*December 1, 2010 by Danielle*

**Math please help**

For the first question I really need all help I can get. Thanks! 1. Given a and b are unit vectors, a) if the angle between them is 60 degrees, calculate (6a+b) . (a-2b) b) if |a+b| = sqrt3, determine (2a-5b) . (b+3a) 2. The vectors a = 3i - 4j - k and b = 2i + 3j - 6k are the...
*March 30, 2008 by Anonymous*

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