Thursday

July 31, 2014

July 31, 2014

**Recent Homework Questions About Geometry**

Post a New Question | Current Questions

**Geometry **

A circle with a radius of 1/2 ft is dilated by a scale factor of 8. Which statements about the new circle are true? Check all that apply. A.The length of the new radius will be 4 feet. B.The length of the new radius will be 32 feet. C.The new circumference will be 8 times the ...
*Sunday, March 2, 2014 at 10:36am*

**geometry**

If A point K is the reflection of L (2,5) IN THE Y AXIS WHAT IS THE LENGTH OF KL
*Saturday, March 1, 2014 at 2:48pm*

**Geometry**

how do I set up this problem a man standing on the deck of a ship with his eyes 25 feet above sea level notes that the angle of elevation to the top of a 25 foot lighthouse is 3 degrees 27 minutes. how far is the boat from the lighthouse
*Saturday, March 1, 2014 at 2:22pm*

**Geometry equation of circles **

Find the equation of the circle that passes through (2,2) and tangent to the line x=1 and x=6.
*Saturday, March 1, 2014 at 12:38am*

**Geometry **

What is the height of a cylinder with a volume of 384π cubic inches and a radius of 8 inches? Round to the nearest tenth of an inch.
*Friday, February 28, 2014 at 11:32pm*

**Geometry **

A cylindrical water tank has a diameter of 20 feet and a height of 15 feet. How much water is needed to fill the tank?
*Friday, February 28, 2014 at 11:31pm*

**Math (Geometry)**

Give one example of how to solve for a missing side, given 1 side (59 ft) and 1 reference angle (35 degrees) solving with the variable in the numerator. Please help and show as much work as possible!
*Thursday, February 27, 2014 at 9:14pm*

**geometry**

PN=?HN
*Thursday, February 27, 2014 at 8:24pm*

**Liberal Arts Math II**

Choose one of the following statements to complete the sentence. Discuss your reasoning for your selection. Euclid’s treatment of the fifth axiom... A) ... shows that it is important to question the nature of the assumptions that are made. B) ... is now known to be wrong...
*Wednesday, February 26, 2014 at 9:07pm*

**geometry**

Circle the following quadrilateral that does Not have at least one pair of consecutive sides congruent. (A) rhombus (B)kite(C)isosceles trapezoid(D) square Circle the following quadrilateral that may have exactly one pair of consecutive sides of congruent. (A)rhombus (B) kite(...
*Wednesday, February 26, 2014 at 12:21pm*

**GEOMETRY**

If ABC ~ DEF and the scale factor from ABC to DEF is 1/6, what are the lengths of DE,EF , and DF, respectively?
*Wednesday, February 26, 2014 at 11:54am*

**geometry**

Construct trapezium ABCD so that BC equals 6cm,AB equals 3cm,Angle B equals 80degrees and angle C equals 70 degrees.measure BD
*Tuesday, February 25, 2014 at 2:02pm*

**Geometry A **

Which line has a slope of 3 and passes though the point (-6, -4)?
*Tuesday, February 25, 2014 at 11:23am*

**Geometry**

According to the given information, segment AB is parallel to segment DC and segment BC is parallel to segment AD.. Construct diagonal A C with a straightedge. It is congruent to itself by the Reflexive Property of Equality. ________________. Angles BCA and DAC are congruent ...
*Tuesday, February 25, 2014 at 11:09am*

**Precalculus**

In most geometry courses, we learn that there's no such thing as "SSA Congruence". That is, if we have triangles ABC and DEF such that AB = DE, BC = EF, and angle A = angle D, then we cannot deduce that ABC and DEF are congruent. However, there are a few special ...
*Monday, February 24, 2014 at 5:18pm*

**Geometry**

Find the distance between -15 and 12 on a number line. this is what i came up with but im not sure if its right... |-15 - 7| = |-22| = 22 units
*Monday, February 24, 2014 at 11:33am*

**chemistry**

what is the geometry of the molecular compound formed by the reaction of sulfur with hydrogen? linear angular trigonal planar tetrahedral please explain the correct answer
*Sunday, February 23, 2014 at 5:03am*

**chemistry**

VSEPR theory predicts that the geometry of AsH3 molecule is which of the following. linear trigonal planar trigonal pyramidal tetrahedral please explain the correct answer
*Sunday, February 23, 2014 at 5:01am*

**Geometry**

ABCD is a parallelogram. P is a point on AB such that AP:AB = 1:4. Q is a point on CD such that DQ:DC = 1:3. AQ and DP intersect at R. Find the ratio AR:RQ and the ratio AR:AQ. Show work.
*Friday, February 21, 2014 at 5:32pm*

**Geometry**

Find the length of the side A’B’ for the congruent triangle. C = 28 degrees A = 14 Must show work with answer.
*Thursday, February 20, 2014 at 11:19pm*

**Geometry**

Right triangle ABC has one leg of length 12 in and a hypotenuse of length 13 inch. A) Determine the length of the other leg B) Determine the perimeter of the triangle. C)Determine the area of the triangle. Must show work as well as answers for each of the above.
*Thursday, February 20, 2014 at 11:17pm*

**Geometry**

Determine the volume of the three-dimensional figure. When appropriate, round your answer to the nearest hundredth. 13ft 15ft 9ft
*Thursday, February 20, 2014 at 11:14pm*

**Geometry HELP HELP **

Find the equation of a circle circumscribes a triangle determined by the line y= 0 , y= x and 2x+3y= 10 PLEASE HELP ME BELLS
*Tuesday, February 18, 2014 at 6:56am*

**Geometry**

How does the volume of a rectangular prism change if the width is reduced to 1/10 of its original size, the height is reduced to 1/4 of its original size, and the length is reduced to 2/3 of its original size? A. V=1/120lwh B. V=1/60lwh C. V= 2/3lwh D. V=3/4lwh
*Monday, February 17, 2014 at 8:35pm*

**geometry**

The angle of depression from a hot air ballon in the air to a person on the ground is 36 degrees. If the person steps back 10ft the new angle of depression is 25 degrees. If the person is 6ft tall, how far off the ground is the hot air ballon?
*Monday, February 17, 2014 at 8:14pm*

**Geometry **

How does the volume of a square pyramid change if the base area is quadrupled and the height is reduced to 1/9 of its original size? A. V= 1/27Bh B. V= 4/27Bh C. V= 2/9Bh D. V= 4/9Bh
*Monday, February 17, 2014 at 7:37pm*

**Geometry **

The volume of a square pyramid is equal to _____ times the volume of a cube where the bases are the same, but the square pyramid is half the height of the cube.
*Monday, February 17, 2014 at 5:14pm*

**Geometry **

If a cylinder’s radius and height are each shrunk down to a third of the original size, what would be the formula to find the modified surface area?
*Monday, February 17, 2014 at 4:17pm*

**GEOMETRY CIRCLES EQUATION**

Find the equation of a circle circumscribes a triangle determined by the line y= 0 , y= x and 2x+3y= 10
*Monday, February 17, 2014 at 8:50am*

**Geometry Circles Equation**

Find the equation of a circle circumscribes a triangle determined by the line y= 0 , y= x and 2x+3y= 10 I beg you
*Monday, February 17, 2014 at 8:31am*

**geometry circles equation i dont know **

please he lp Find the equation of a circle circumscribes a triangle determined by the line y= 0 , y= x and 2x+3y= 10 this is my first timein this website please help me need it badly my teacher will be angry at me so much
*Monday, February 17, 2014 at 6:57am*

**Geometry**

How many distinct isosceles triangles exist with a perimeter of 99 inches and side lengths that are positive while numbers?
*Sunday, February 16, 2014 at 7:44pm*

**Geometry**

The perimeter of a rectangle is 102 inches, and the length of the diagonal is 39 inches. Find the dimensions of the rectangle.
*Sunday, February 16, 2014 at 5:07pm*

**algebra 1/BGe**

Geometry.the figures below are squares.find an expression for the area of each shaded region.write your answers in standard form.
*Friday, February 14, 2014 at 8:06pm*

**geometry**

if the measurement of angle fgk is 3y-4 and measurement of angle kgh is 2y+7 find x
*Thursday, February 13, 2014 at 10:29am*

**geometry**

a cylindrical soup can has a volume of 335cm^3.find the dimensions(radius r and height h)that minimise the surface area of such a can.
*Thursday, February 13, 2014 at 5:51am*

**geometry**

elaine and Daniel are building a rectangular greenhouse.they want the are of the floor to be 36metres squared.since the glass walls are expensive,they want to minimise the amount of glass wall they use.they have commissioned you to design a greenhouse which minimizes the cost...
*Thursday, February 13, 2014 at 5:42am*

**Geometry**

Which theorem or postulate is the construction of parallel lines based upon? A. Consecutive Interior Angles Converse Theorem B. Corresponding Angles Converse Postulate C. In the same plane, if two lines are perpendicular to the same line, then they are parallel to each other. ...
*Wednesday, February 12, 2014 at 9:36pm*

**Geometry**

What is the area of an equilateral triangle with sides of 10 inches and height of 7 inches? Can you please check my answer and my reasoning? A. 44 sq. in. B. 20 sq. in. C. 70 sq. in. D. 35 sq. in. I picked D, because I took 10x7=70and divided that by 2, which equals 35 sq. in...
*Wednesday, February 12, 2014 at 8:33pm*

**Geometry**

Write the ratio of the first measurement to the second measurement. Diameter of care tire:40cm Diameter of care tire:18mm I'm not sure hoow to do this. May someone explain how to do this problem.
*Wednesday, February 12, 2014 at 9:20am*

**geometry**

An architect plans to make a drawing of the room of a house. The segment LM represents the floor of the room. He wants to construct a line passing through Q and perpendicular to side LM to represent a wall of the room. He uses a straightedge and compass to complete some steps ...
*Monday, February 10, 2014 at 4:13pm*

**Geometry**

A ladder leaning against a house makes an angle of 60 degrees with the ground. The foot of the ladder is 7 ft from the house. How long is the ladder?
*Sunday, February 9, 2014 at 7:35pm*

**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
*Sunday, February 9, 2014 at 12:42pm*

**Geometry **

Maria is making a stained glass window in the form of a kite. The width of the window must be 15 in., and she only has enough stained glass to cover 60 in. What should the height of the window be? A. 4 in. B. 6 in. C. 8 in. D. 12 in.
*Sunday, February 9, 2014 at 9:58am*

**geometry**

My problem is with a parallelogram that has three numbers which are 88 degrees,104,and 80. Then the fourth on is 8x minus 2 how do I slove this
*Thursday, February 6, 2014 at 10:30am*

**Geometry**

Larry has a ladder that is 16' long. If he sets the base of the ladder on level ground 5 feet from the side of the house, how many feet above the ground will the top of the ladder reach when it rests against the house?
*Thursday, February 6, 2014 at 12:24am*

**geometry**

An advertising blimps hovers over stadium at the altitude of 152 m.the pilot sites a tennis court at in 80 degree angle of depression. Find the ground distance in the straight line between the stadium and the tennis court. (note: in an exercise like this one, and answers ...
*Thursday, February 6, 2014 at 12:09am*

**Coordinate geometry **

Our lesson coordinate geom already now analytic proof . HOW TO DO ANALYTIC PROOF ? PLEASE PLEASE HELP THANKS VERY MUCH
*Wednesday, February 5, 2014 at 10:15am*

**Geometry**

Jenny is 5ft 2in tall to find the height of The light pole she measured her shadow And the poles shadow what is The height of the light pole
*Tuesday, February 4, 2014 at 10:35pm*

**mathematic**

how to do eucliodean geometry
*Tuesday, February 4, 2014 at 3:18am*

**Algebra/Geometry**

Identify the sequence of transformations that maps quadrilateral abcd onto quadrilateral a"b"c"d" Answers 180 rotation around the origin; reflection over the x-axis translation (x,y) -> (x - 2, y + 0); reflection over the line x = -1 enlargement; ...
*Monday, February 3, 2014 at 10:59pm*

**Coordinate geometry **

Help me i this please the segment joining the midpoint of 2 sides f a triagle is parallel to the 3rd side and half as long. thaks
*Monday, February 3, 2014 at 4:37am*

**Geometry**

Trying to find the scale for a 77 centimeter by 53 centimeter painting to fit on a 8.5 by 11 inch paper. Please show me how-
*Sunday, February 2, 2014 at 10:40pm*

**geometry**

how does the volume of an oblique cylinder change if the radius is reduced to 2/9 of it's original size and the height is quadrupled?
*Sunday, February 2, 2014 at 6:03pm*

**Geometry**

Jason wants to walk the shortest distance to get from the parking lot to the beach. a.How far is the spot on the beach from the parking lot? b. How far will he have to walk from the parking lot to get to the refreshment stand?
*Saturday, February 1, 2014 at 2:32pm*

**GEOMETRY MIDPOINT FORMULA steve how did this hapn**

If a line is extended from A (2,3) through B ( -2, 0 ) to a point so that AC = 4ab Find the coordinates of C Please help thanks so much GEOMETRY MIDPOINT FORMULA - Steve, Thursday, January 30, 2014 at 11:58am B-A = (-4,-3) C-A = 4(B-A) = (-16,-12) C = A+(C-A) = (-14,-9)
*Friday, January 31, 2014 at 8:53am*

**geometry**

Dru is challenged by her geometry teacher to estimate the height of the school flag pole without measuring. She decided to walk off the length of the shadow cast by the pole by successively walking the noted length of her shadow. If dry is 5ft 6 in.tall and she estimates the ...
*Thursday, January 30, 2014 at 11:10am*

**GEOMETRY MIDPOINT FORMULA **

If a line is extended from A (2,3) through B ( -2, 0 ) to a point so that AC = 4ab Find the coordinates of C Please help thanks so much
*Thursday, January 30, 2014 at 6:31am*

**geometry**

can not figure out how to simplify a problem into scientific notation
*Wednesday, January 29, 2014 at 6:11pm*

**geometry**

-4x+3y=3 7x-9y-6 solve
*Sunday, January 26, 2014 at 9:20pm*

**geometry**

solve for -4x=3y=3 7x-9y-6
*Sunday, January 26, 2014 at 9:12pm*

**Geometry**

Player hits the ball at point A an angle of 45 degrees on a pool table that measures 9’ by 4.5’. How many times will the bait a side of the table before going into a pocket?
*Sunday, January 26, 2014 at 11:27am*

**Geometry/Algebra/Calculus**

Why isn't the surface area of a sphere with radius r the following: 2*pi * (pi*r) That comes from the following flow of logic: Doesn't it makes sense to think of the surface area of the sphere with radius r as the the circumference of the semi-circle with radius r, pi*...
*Sunday, January 26, 2014 at 1:46am*

**geometry**

triangle GHE GH=10 HE = 17 hypotenuse GE =21 HF is an altitude Find HF
*Saturday, January 25, 2014 at 3:33pm*

**geometry**

Quad ABCD with diagonal DB. <adc=90, <c=91, <cbd=43. segment ad=segment dc=9. Which segment is longer ab or ad and why? steve, how are you solving for <abd, what are you assuming about <abc?
*Friday, January 24, 2014 at 4:12pm*

**geometry**

A cylinder has a height of 16 cm and a radius of 5 cm. A cone has a height of 12 cm and a radius of 4 cm. If the cone is placed inside the cylinder as shown, what is the volume of the air space surrounding the cone inside the cylinder? (Use 3.14 as an approximation of π.)
*Thursday, January 23, 2014 at 7:20pm*

**Geometry **

For a cone, if the radius was quadrupled and the slant height was reduced to one sixth of its original size, what would be the formula to find the modified surface area?
*Thursday, January 23, 2014 at 7:01pm*

**Geometry**

The sides of a quadrilateral are 3, 4, 5, and 6. Find the length of the shortest side of a similar quadrilateral whose area is 9 times as great. A. 9 B. 13.5 C. 27
*Thursday, January 23, 2014 at 3:07pm*

**Math**

Who knows how to do similar polygons in Geometry?!!!
*Thursday, January 23, 2014 at 2:12pm*

**geometry**

Calculate lengths of ap,bp,cp. A(0,0) B(0,2k) C(2h,0) P(h,k)?
*Wednesday, January 22, 2014 at 2:10pm*

**geometry**

If m fcg= 9x+3 and gcb= 13x-9 Find gcb
*Tuesday, January 21, 2014 at 9:45pm*

**geometry**

A rectangle is 3.2 centimeters wide and 8 centimeterslong.A similar rectangle is 5centimeters long.What is the width of the second rectangle.
*Tuesday, January 21, 2014 at 8:32pm*

**HELP GEOMETRY**

If PQRS is a rectangle and M is the midpoint of RS, prove PM is congruent to QM. P----------------Q |\ /| | \ / | | \ / | | \ / | | \ / | R--------M-------S *be as explanatory as possible
*Saturday, January 18, 2014 at 6:40pm*

**Geometry Proofs (w/Pic)**

If PQRS is a rectangle and M is the midpoint of RS, prove PM is congruent to QM. P----------------Q |\ /| | \ / | | \ / | | \ / | | \ / | R--------M-------S *be as explanatory as possible
*Saturday, January 18, 2014 at 5:50pm*

**geometry**

An ant looks to the top of a bulding at an angle of elevation of 32°. The ant then walks an additional 66 feet from the edge of the building. If the new angle of elevation from the ant to the top of the building is 22°, find the height of the building. Round to the ...
*Friday, January 17, 2014 at 3:35pm*

**Geometry**

Use the figure of a square pyramid to answer the following questions. a.) Find the total surface area of the pyramid. b.) Find the volume of the pyramid. Do not answer them. I know How to find the answer. Surface Area is squared right?
*Friday, January 17, 2014 at 12:08pm*

**Geometry**

A person who is 5 feet, 6 inches (5.6 feet) tall casts a shadow (from N to S) that is 12 feet long. The distance along the ground from the person (N) to the flagpole (G) is 18 feet. Find the height of the flagpole (FG) showing all calculations.
*Friday, January 17, 2014 at 10:34am*

**Geometry - 8th grade**

Well, I am trying to get geometry polygons and angles, but it's really hard to understand what to do. I'm not one to exaggerate and say I'm dying, but I'm pretty desperate for some help. If someone could explain the basics in simple terms or even post a helpful...
*Thursday, January 16, 2014 at 8:51pm*

**Geometry**

What is the reason called when there are two legs on an isosceles triangle, are bisected using a mid segment to form a trapezoid, and you are trying to prove the legs of the trapezoid are congruent?
*Tuesday, January 14, 2014 at 8:50pm*

**Geometry/Math**

Judy lies on the ground 45 feet from her tent. Both the top of the tent and the top of a tall cliff are in her line of sight Her tent is 10 feet tall. About how is the cliff? Assume the two triangles are similar. Postscript: The distance from the tent to the cliff is 400 feet...
*Tuesday, January 14, 2014 at 5:15pm*

**geometry**

A person who is 5 feet, 6 inches (5.5 feet) tall casts a shadow (from N to S) that is 12 feet long. The distance along the ground from the person (N) to the flagpole (G) is 18 feet. Find the height of the flagpole (FG) showing all calculations. What is the length of SP and PF?
*Tuesday, January 14, 2014 at 10:52am*

**Geometry**

Stephanie casts a shadow of 1.2m and she is 1.8m tall. A wind turbine casts a shadow of 10m at the same time that Stephanie measured her shadow. Draw a diagram of this situation and then calculate how tall the wind turbine is.
*Saturday, January 11, 2014 at 8:37pm*

**Geometry**

Suppose point J has coordinate of -2 and JK=4. Then what is the possible coordinate(s) for K?
*Friday, January 10, 2014 at 2:42pm*

**geometry**

abcd is a square picture frame. efgh is a square inscribed within abcd as a space for a picture. the area of efgh (for the picture) is equal to the area of the picture frame (the area of abcd minus the area of efgh). if AB=6, what is the length of EF
*Friday, January 10, 2014 at 1:44pm*

**geometry**

Suppose ABCD is a trapezium in which AB is parallel to CD and AD=BC.prove that angle A=angle B and angle C=angle D.
*Friday, January 10, 2014 at 11:34am*

**geometry**

what is the algebraic rule for x=4,y=1;x=6,y=1;x=8,y=2;x=10,y=2;x=12,y=3;x=14,y=3;x=16,y=4;x=18,y=4...
*Wednesday, January 8, 2014 at 5:39am*

**geometry**

if a 5-foot tall bush casts a 2-foot shadow how tall is a tree standing next to the bush that casts an 8-foot shadow at the same time?
*Tuesday, January 7, 2014 at 8:27pm*

**geometry**

RST with vertices R (-2, -2) , S (-3, 1) , and T (1, 1) is translated by (x, y) → (x - 1, y + 3) . Then the image, RST , is translated by (x, y) → (x + 4, y - 1) , resulting in R "S"T ". a. Find the coordinates for the vertices of R &...
*Monday, January 6, 2014 at 9:01pm*

**geometry**

what is the area of a hexagon with a base of 11m to the nearest whole number?
*Friday, January 3, 2014 at 12:25pm*

**Geometry**

In rectamhle ABCD, diagonals AC and BD intersect at E. if AC=36 and BD=2x+30, find x.
*Thursday, January 2, 2014 at 6:03pm*

**geometry**

Find the surface area of a cone with a slant height of 11 and a radius of 15. Use 3.14 for ð. Round your answer to the nearest tenth.
*Sunday, December 29, 2013 at 11:44pm*

**Geometry**

If point a is (0,n) and b is (k,0) and point o is (0,0) what is the length of a and b And the length of de Do not solve just wants letters
*Tuesday, December 24, 2013 at 12:23am*

**geometry**

Given: Rectangle ABCD with coordinates A(0, 0), B(0, 8), C(5, 8), and D(5, 0). E is mdpt. of BC, and F is mdpt. of AD. Prove: EF = AB
*Saturday, December 21, 2013 at 7:24pm*

**Geometry.**

can you imply something if you are given that two altitudes intersect in a triangle?
*Thursday, December 19, 2013 at 7:08pm*

**Geometry.**

prove that the distance between any two points inside triangle abc is not greater than half the perimeter of triangle abc my teacher said to try doing this proof by contradiction. can someone please help??
*Thursday, December 19, 2013 at 6:59pm*

**geometry**

In a triangle MNO with altitude NP with MP of 15 and NP of 9 what is the length of PO? MNO creates a right angle!
*Thursday, December 19, 2013 at 8:43am*

**Geometry**

What's the difference between a postulate and a theorem?
*Wednesday, December 18, 2013 at 6:32pm*

**GEOMETRY TANGENTS **

Triangle ACE is a circumscribed triangle. Points B, D and F are the points of tangency. If AC= 16 and AE is 9 cm and CE = 15 cm . Find AD, FE and CD HELP PLEASE VERY URGENT
*Tuesday, December 17, 2013 at 6:29am*

**GEOMETRY TANGENTS **

TRIANGLE ACE IS A CIRCUMSCRIBED TRIANGLE. POINTS B,D AND F ARE POINTS OF TANGENCY . IF AC= 16 AND AE= 9 CM AND CE = 15 CM FIND AD, FE, AND CD. Thank you very mych
*Tuesday, December 17, 2013 at 5:19am*

**College geometry**

Find the coordinates of the x-intercept. -x + 5y = -15 (Points : 1)
*Tuesday, December 17, 2013 at 1:13am*

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