# Geometry

Geometry
If the ratio of the areas of two similar rectangles is 100/81, then what is the ratio of the perimeters?

maths geometry
A car dealership fences in a rectangular area behind their building to secure unsold vehicles. One length will be the back wall of the dealership. What is the maximum parking area that can be created if they have 2 km of fencing to use? HELP PLS.

maths geometry
. Armin is designing a bottle for a new shampoo. The bottle should have a volume of 450 cm3. Armin wants to minimize the amount of plastic used in the bottle. Determine the dimensions of the bottle with the minimum surface area in each case. Explain your method. a) The bottle ...

maths geometry
7. Nasmin will construct this object from sheet metal, then coat it with enamel. a) Determine the volume of the object. b) Determine the surface area to be covered with enamel. All exposed faces are to be covered. pls. help.

trigonometry and geometry
A car dealership fences in a rectangular area behind their building to secure unsold vehicles. One length will be the back wall of the dealership. What is the maximum parking area that can be created if they have 2 km of fencing to use?

The bases of a right prism are parallelograms with sides a=10 cm, b=6 cm, and altitude of the parallelogram towards side a, ha = 3 cm. Find the surface area of the parallelepiped, if the height of the prism is h=12 cm.

Basic Geometry
Someone help me check my answers Dakota built a wall with bricks like this one: A=5 B=8 Look at Dakotaâ€™s wall: What is the length of the side of the brick labeled a? ____5__ inches______ What is the length of the side of the brick labeled b? ____8 inches_________ What ...

Geometry
M is the midpoint of AB and N is the midpoint of AC, and T is the intersection of BN and CM. If BN is perpendicular to AC, BN = 12, and AC = 14, then find CT. Diagram is at: goo.gl/j3cBCE

Geometry
For each kilogram of a​ person's weight, 2.5 milligrams of a drug is to be given. What dosage should be given to a child who weighs 102102 ​pounds? Use the fact that 1 l b equals 0.45 kg.

Geometry
The point of intersection of the diagonals of a rectangle is 4 cm further away from the smaller side than from the larger side of the rectangle. The perimeter of the rectangle is equal to 56 cm. Find the lengths of the sides of the rectangle.

geometry
The bisector of one of the angles of a rectangle also bisects a side of the rectangle. Find the perimeter of the rectangle if you know that the smaller side of the rectangle is equal to 10 cm. I need the perimeter in cm please

Geometry measurements
To make each costume for a play, a seamstress uses 3 yards 10 inches of fabric. How much fabric will she use to make 9 identical costumes?

geometry
The angle bisector of ∠ACD in rhombus ABCD makes a 64° angle with the diagonal BD . Find the measure of ∠BAD.

Geometry
How much more pizza is in a 12-in. diameter pizza than an 8-in. diameter pizza? Round your answer to the nearest hundredth. Be sure to show all work and label your answer!

geometry/check my work
For triangle ABC , which transformation composition is Commutative? a) rotate 30 degrees and then translate 2 units down b) translate 5 units to the right and rotate 90 degrees c) reflect across the y-axis and then rotate 90 degrees d) reflect across the y -axis and then ...

Geography (w/ geometry)
I am completely confused when it comes to this problem, I don't even know where to start. I tried just seeing how many times the bridge length goes into the building's shadow but still comes up way short. this is the problem (btw in the real life photo the bridge is 1 cm, and ...

Geography (w/ geometry)
So I'm trying to calculate the latitude of where I am via a few factors. My lesson says I need to know the following: The date of my measurements: 4/3/17 the time: 12:30 my height: 5' 10" my shadows length: 4' 6" It then says first, compute the angle of the sun when the photo ...

You've been banned from posting here for posting what you claim are answers to a geometry test.

Geometry
Enlarge 6 in x 10 in picture to 3 feet x 4 feet. What is the scale factor and how much of the space will be used?

geometry
A vertical mast is on top of building and is positioned 6' from edge of building. The mast casts a 90' shadow from front of building. Another building 24' tall casts a shadow 64'. What is the height of the mast?

Geometry
A tree cast a shadow on the ground and forms an angle of elevation of 22°. If the shadow is 15 feet long, how tall is the tree?

Geometry
Given: ABCD is a parallelogram m∠A = 60º ; BK ⊥AD AK = KD; Perimeter of ABCD = 24 Find: BD. So I have this question it has been giving head aches and I am vary tired of doing, can you post the answer and the solution my class is starting in 2 hours, and it would be a vary...

Geometry
I really don't understand this.... You want 12feet to equal 9inches on the blueprint. What scale factor must you use to create an accurate blueprint?

Geometry
What is the scale factor of the area 78in2/128in2? I know area is a2/b2. Now I took the square root and would that be my answer? Can you please do the square root because I get a looooong decimal. Thank you!

Geometry
Express answer in exact form. Find the area of the larger segment whose chord is 8" long in a circle with an 8" radius. (Hint: A chord divides a circle into two segments. In problem 1, you found the area of the smaller segment.) I've no idea how to do this, please help me out ...

Geometry
The sides of one triangle are twice as long as the corresponding sides of a second triangle. What is the relationship between the angles?

Geometry
On the scale drawing of a floor, plan A room is 7 in. long on the scale drawing. Find the actual length of the room.

Geometry
In a quadrilateral ABCD, AB is parallel to DC and AD is parallel to BC. Find the perimeter of ΔCOD if the diagonals of the quadrilateral intersect each other at pointOand AC = 20 in, BD = 20 in, AB = 13 in Can You Add the Answer,

geometry
The foot of a 25-foot ladder is 15 feet from a wall. If the ladder is pushed until its foot is only 7 feet from the wall, how much farther up the wall is the ladder pushed?

GEOMETRY
Erica made a poster in the shape of a quadrilateral that has only one pair of parallel sides. Which of the following names the shape of Erica's poster? A.square B.rhombus C.rectangle D.trapizoid

geometry
find the perimeter of a regular octagon with an area of 80 m and an apothem of 5m

Geometry
The cost of the wood is $34 per square foot.The units in the graph are in feet. How much will it cost to create the deck? 8'x 8' 1/2" geometry A garden is in the shape of a rectangle 26 feet long and 35 feet wide. If the fencing costs$5 a foot, what will it cost to place fencing around the perimeter of the garden?

geometry
Two angles join to form a right angle. The measure of one of the angles is 64 degrees. What is the measure of the other angle?

Geometry
In triangle XYZ the measure of angle X equals 34 degrees and the measure of angle Z equals 38 degrees find the measure of angle y

Geometry
Given: AB ∥ CD , BC ∥ AD , BD ∩ AC = O, M∈BC ; N∈AD Prove: BM = ND BD and AC are diagonals MN goes through the center which is also where BD and AC bisect and point O Can U Guys Put the Answer it would be a BIG HELP, Thanks (:

geometry
Let the incircle of triangle $ABC$ be tangent to sides $\overline{BC}$, $\overline{AC}$, and $\overline{AB}$ at $D$, $E$, and $F$, respectively. Prove that triangle $DEF$ is acute. I have tried proving that triangle DEF's angles were les than the opposite angles in triangle ...

Math - Geometry!!!
What shape is created if you connect the following points: (1,1), (5,1),(7,3), and (3,3)?

Geometry proportions in triangles
1. What similarity statement can you write relating the three triangles in the diagram? A. UVW~UWT~WVT B. UVW~ WUT~WVT C. WUT~ VUW~WVT D. TWV~ WUV~UWT 2. What are the values of A and B? A. a=9/2, b=15/2 B. a=15/2, b= 9/2 C. a=16/3, b=15/2 D. a=9/2, b=13/2 3. What is the value ...

Geometry
Tirzah wants to put a fence around her garden. She has 22 yards of fence material. Does she have enough to go all the way around the garden? I put No, because she only has 11 5/12 of fence when 22 yards of fence is needed. Please give your opinion about my answer. T^T

Geometry
"Find the perimeter of the figure, where AC=26, AD=BF, and D is the midpoint of AC. Round your answer to the nearest tenth."

maths
A right angled triangle has sides a and b where a<b. If the right angle is bisected then then find the distance between orthocentres of the smaller triangles using coordinate geometry.

maths
A right angled triangle has sides a and b where a<b. If the right angle is bisected then then find the distance between orthocentres of the smaller triangles using coordinate geometry.

Geometry
Find the dimensions of a rectangular solid for which the sum of all the edges is 76, the total surface area is 206 square units, and the volume is 165 cubic units.

geometry
Given: LM || KN , KL || NM , LP = h­1 = 5 cm, MQ = h2 = 6 cm, PKLMN = 42 cm Find: Area of KLMN.

geometry
Find the first, fourth, and tenth terms of the arithmetic sequence described by the given rule. A(n)=-2+(n-1)(-2.2)

geometry
Do you use the formula: (n-2)180 / n to find the measure of each arc that corresponds to a side of a polygon? Example: a hexagon (6-2))180/6 = 120 ?

geometry
when do you use the following formula: (n-2)180 divided by n

geometry
what is the measure of the arc of a regular octagon inscribed in a circle? i think it is 45. am i correct

Geometry
The perimeter of a rectangle is 12 in. If the length and width are whole numbers, what are the least and greatest possible areas?

geometry
In right triangle ABC, Angle C = 90 degrees, D is a point on AB, and CD is perpendicular to AB. AB = 20 and AD = 5. Find AC I tried formulas like soacahtoa and Pythagorean theorem but I am unable to figure this out.

Geometry
A pre-image segment with endpoints (3,-2) and (4,2) is dilated to the image segment with endpoints (9,-6) and (12,6). What is the scale factor for the dilation?

geometry
A 12-foot ladder that is leaning against a wall makes a angle with the level ground. What equation can be used to determine the height in feet (y) from the ground to where the ladder touches the wall?

Math
I need the answers to the Unit 1 Lesson 13 Geometry test! Please! Connections academy math unit test.

Geometry
What are the values of a and b? A. a=9/2 b=15/2 B. a=15/2 b=9/2 C. a=16/3 b=15/2 D. a=9/2 b=13/2 The triangle has a hypotenuse that is 8 and a with the other side being 10 and another side of b. the altitude is 6.

Geometry
what is the value of x in the diagram? A. 1/2 B. 4/21 C. 2 D. 4 The fractions for cross multiplication are 9/4x-2 and 12/3x+2 I tried to do it but it was not an answer and i dont know what i did wrong

Geometry
Find the perimeter of a region bounded on three sides by a rectangle with a base of 600 ft and a height of 800 ft and bounded above by a semicircle with a radius of 300 ft. Use the approximation π = 3.14. (Do not include the lower half of the semicircle in the perimeter)

Geometry
What is the area of the largest circle that will fit into a rectangle with dimensions 7.5 cm by 10.8 cm? Use 3.14 as the approximate of π and round your answer to the nearest tenth of a square centimeter.

Geometry
the perimeter of a rectangular painting is 260 cm If the length of the painting is 78 cm what is its width

Geometry
In the figure to the right, ABCD is rectangle. Find the area of △ABC, if the area of △AOD is 10.

Calculus
Use geometry to evaluate the integral from negative 3 to 3 of f of x, dx for f of x equals the square root of the quantity 4 minus the square of the quantity x plus 1 for x is between negative 3 and 1 including negative 3 and 1, and equals the absolute value of the quantity (x...

Urgent--Geometry(trig part)
So I am new to sine, cosine, and tangent, so I need some help. Just explain it. No need for the answers unless you want to give it to me. :D Let triangle ABC be a right triangle with angleC=90degrees. Given the tangent of one of the complementary angles of the triangle, find ...

geometry
The diagonal of a rectangle is 25 meters long makes an angle of 36 ° with one of the rectangle. Find the area and the perimeter of the parallelogram. how to find the b to arrive to the area?

geometry
The diagonal of a rectangle is 25 meters long makes an angle of 36° with one side of the rectangle. Find the area and the perimeter of the parallelogram.

analytical geometry
how to determine the length of the segment joining each pair of parts A(1;4) and B(-2-7)

Math
Triangle ABC has coordinates A(-4,-2), B(0,-2), and C(-4,1). Triangle DEF has coordinates D(3,6), E(3,2), and F(0,2). Use coordinate geometry to determine if these two triangles are congruent. If they are not congruent, state the reason. A: The triangles are congruent. B: The ...

Geometry
Can someone teach me how to solve this equation using substitution or elimination for {-3x+2y=23 {5x+2y=-17

Geometry
I need help simplifying the radical (IN RADICAL FORM ONLY) What's the square root of 224? Can you please show how you got the answer so I can learn how to do it myself next time please.

Geometry
4. Name a pair of alternate interior angles. pretend this (<) is the angle sign thing <3 and <4 <1 and <6 <3 and <6 <5 and <6

Math geometry
1) The base angles of an isosceles triangle are (50-x)^6 and (30x-12)^6 what is the vertex angle? 2) The area of a trapezoid is 52cm^2 if it's bases are 8 cm apart find the sum of their heights 3) What is the area of a circle inscribed inside an equilateral triangle whose area...

Geometry
Given: ΔАВС, m∠ACB = 90° m∠ACD = 30° AD = 8 cm. Find: CD, Perimeter of ΔABC plz add answer

High School Geometry
Given: ∆AKL, AK = 9 m∠K = 90o m∠A = 60 ° Find: The perimeter of ∆AKL The area of ∆AKL 1/ AK perpendicular to LK 2/AL is the third side plz add answer and solution

High School Geometry
Given: ΔTSP, TS = SP = 10cm, TP = 12cm. Find: Three altitudes of ΔTSP. for this one I only got one of the altitudes 2 √61 can you give me the other two and tell me if this one is right, sorry I am in a rush

High School Geometry
In isosceles ΔABC, AC = BC, AB = 6 in, CD ⊥ AB , and CD =√ 3 in. Find the perimeter of the isosceles triangle. Can u plz put answer and equation thanks, :)

math
(0,0) and (1,-1) from coordinate geometry

High School Geometry
The figures in (a) and (b) below are made up of semicircles and quarter circles; the figure in (c) shows a quarter of a circle in a square. Find the area and the perimeter of each figure in terms of Ï€. since I can't put a URL to the pic I will try to describe it 1/ a ...

Math
6. Jackson Made A Poster In The Shape of A Quadrilateral. Each pair of opposite sides of the poster are congruent and parallel. Which of the following names best describes the shape of jacksons poster, A. Parallelogram ~~~ B. Rhombus c. Rectangle D. Trapezooid 7. As part of a(...

Geometry
A circle is drawn inside a triangle ABC to touch the sides BC,CA and AB at P,Q and R respectively.if A=56° and B=68°, find the angles of triangle PQR

Geometry
The circle touches the sides of triangle ABC at X,Y and Z. If BC=11cm, CA=10cm and AB=9cm,find AY and BX

Geometry
Three circles touch one another externally.Their centres form A triangle with sides 10cm,9cm and 7cm.Find the radii of the circles

Geometry
Three circles centre A,B and C with radii 4cm, 3cm, 2cm, respectively, touch one another externally.Calculate the lengths of the sides of triangle ABC

geometry
A tourist is standing in the center of a roof 1000 feet skyscraper wants to a photo of the top of the adjacent skyscraoer that is 1500 feet tall what is the angle of elevation from the tourist to the top of the skyscraper to nearest yenth

Math
The letters in the words ALGEBRA, GEOMETRY, and CALCULUS are represented by the sets V= {A, L, G, E, B, R}, W= {G, E, O, M, E, T, R, Y}, and X={C, A, L, U, S}, respectively. I don't understand this can someone help?

geometry
write an indirect proof to prove that if there is a line and a point not on a line, then exactly one plane contains them

geometry
Given: ∆AKL, AK = 9 m∠K = 90o m∠A = 60 ° Find: The perimeter of ∆AKL The area of ∆AKL for this one i got 81 for the perimeter side a 6 and side b is 12

geometry
In ΔABC, m∠ACB = 90°, and m∠ACD = 45°. Find:AC, if CD =6√2 in. can u put answer and solution

Geometry
In the △PQR, PQ = 39 in, PR = 17 in, and the altitude PN = 15 in. Find QR. can u guys show how to solve the problem(plz include answer) i got 42 by using the pythagorean theorem i am not sure if i am correct but can u check it

Geometry
ABCD is a parallelogram with diagonals intersecting at E. If AE = 3x + 12 and EC = 27, find the value of x.

Geometry
(SAT Prep) The perimeter of pentagon ABCDE is 30 in, AB = 7 in, BC = CD = 6 in, DE = 5 in. How many sides of the pentagon have equal length?

Math-Geometry
For coordinates A(1,-4) B(5,-1) C(8,-5) D(4,-8) Prove ABCD is a rectangle through the use of a coordinate paragraph.

Geometry
What is the most precise classification of the quadrilateral formed by connecting the midpoints of the sides of the isosceles trapezoid?

Geometry
in two congruent triangles the ratio of lengths of two corresponding sides is 5:8. If the perimeter of the larger triangle is 10 ft less than twice the perimeter of the smaller triangle find the perimeter of each triangle

Geometry
In hexagon ABCDEF, AB = DE = 2, BC = EF = 4, CD = FA = 6, and all the interior angles are equal. Find the area of hexagon ABCDEF.

geometry
the measure of one interior angle of a parallelogram is 50 degrees more than 4 times the measure of another angle. find the measure of each angle.

Math help FAST
I need you guys to check my answers, please. I need an A so bad, all help is appreciated, thanks. Also, I can't put links :( 1.Lucy drew an isosceles triangle as shown If the measure of YZX is 25Â° what is the measure of XYZ? 50Â° 75Â° 130Â°*** 310Â° 2.The ...

Geometry
At a campground, a rectangular fire pit is 5 feet by 4 feet. What is the area of the largest circular fire that can be made in this fire pit? Use 3.14 for π. Round to the nearest square inch.

Geometry
In the parallelogram KLMN, the diagonal KM is 7 inches long. How long would LN have to be to ensure that KLMN is a rectangle?

Geometry
Full Question: The coordinates for a rhombus are given (2a, 0), (0, 2b), (-2a, 0), (0,-2b). Write a plan to prove that the midpoints of the sides of a rhombus determine a rectangle using coordinate geometry. Be sure to include the formulas. Image Description: The image looks ...

Geometry
The radius of the base of a cylindrical silo is 28 feet. If the distance from point B to the silo is 53 feet, what is the distance from point B to point A, a point of tangency?

geometry
In isosceles triangle ABC, ∠A = 80°. The bisectors of the base angles, ∠B and ∠C, intersect at point P. ∠BPC =