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 π. 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 25° what is the measure of XYZ? 50° 75° 130°*** 310° 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 =

Geometry
The parallelogram has the angle measuers shown. Can you conclude that it is a rhombus, a rectangle, or a square? Explain. So I'm going to describe the image then I'll give what I think would be a correct answer to explain. (I'm really bad at this) Description: There's a ...

Geometry
angle 1 and angle 2 are supplementary; angle 1=3x and angle 2=3x. in order to set up this equation, do I set it up this way: 3x+3x=180; or do I need to set them up seperately?

Geometry
Discuss the differences between a coordinate geometry proof and a proof method that does not require coordinate geometry. When would it be appropriate to use a coordinate proof rather than another proof method?

Geometry
A sailboat is heading directly north at a speed of 16 knots (1 knot = 0.514 m/s). The wind is blowing towards the east with a speed of 10.4 knots. (Both velocities are given relative to the Earth.) Determine the magnitude and direction of the wind velocity as measured on the ...

Geometry
What measurements (if any) are associated with each of the following ideas? a point; a line; a union of a square and its interior;and a union of a cube and its interior?

Geometry
PLZZZZZ HELP I SUCK AT GEOMETRY Find the area of the following shape. You must show all work to receive credit. Figure ABCDEF is shown. A is located at negative 2, 6. B is located at negative 5, 2. C is located at negative 2, negative 3. D is located at 4, negative 3. E is ...

Geometry
Is the following definiiton of supplementary reversible? If yes, write it as a true biconditional. Supplementary angles are two angles whose measures sum to 180. a. Yes, if angles are supplementary, the their measures sum to 180. b. Yes, angles are supplementary if (and only ...

Geometry
If a conditional and its converse are always true, then the statement is a a. converse. b. conditional. c. biconditional. d. counterexample. I am trying to do some geometry and haven't taken it in a while so can someone please help?

Geometry
Two unit squares share the same center. The overlapping region of the two squares is an octagon with perimeter 3.5. What is the area of the octagon? I don't know how to do this. Could you please help me?

Polygons and angels
I need the answers for the lesson five polygons and angles unit one geometry test I usually know this stuff but all the sudden my brain stopped help please?

Math Unit Geometry Test 8th Grade
Does anybody know the answers for the geometry unit test, 8th grade ?

Geometry
I scored 5616 on my Geometry scantron but that number is to large to make any sense. Is that a good or a bad score. I'm in 9th Grade.

Math-Geometry
I am having a difficulty with solving proofs, such as triangle proofs for my homework, is there any tips and tricks to be able to solve them?

Geometry
a regular triangular pyramid has all of edges of length 36. What is the angle between any two faces of this pyramid.

Geometry
What is the relative position of two lines if their orthogonal projection onto the projection planes are a) parallel lines b) coinciding lines c) intersecting lines

Geometry
Problem: ABCDE$\ is an equilateral pentagon with side length 2 in which angle B= angle E=120 degrees. The area of ABCDE can be expressed in the form square root of x + square root of y for some integers x and y. Find x+y. I don't understand. I really need help.

Geometry
find the equation of an elipse whose vertices are (2, -2) and (2, 4) and whose eccentricity is 1/3

Geometry
Angle C and Angle D are supplementary angles. If the measure of Angle D is nine less than twice the measure of Angle C, find the measure of Angle D. PLEASE HELP!!! I have no idea where to even start!

Geometry
The side lengths of an equiangular octagon are $1$, $2$, $3$, $4$, $1$, $2$, $3$, and $4$ in clockwise order. Find the octagon's area. I don't know how to do this.

Geometry and shape
What equilateral shape has opposite sides but no right angle

geometry
A private fence is to built around an 80m by 100m backyard. How many meters of fencing will be needed? If the private fence cos Php 550 per meter. What will be the cost of fence.?

Math
Has anyone on connections academy done the Unit 1: Lesson 13: Geometry unit test. I really don't understand can someone post the answers, thanks. I'm in 7th grade btw.

Geometry
What is the formula to find the scale factor of the dilation?

Geometry
write an equation of the line passing through the point (8,7) that is perpendicular to the line y+7=-7/17(x+8)

geometry
What is the value of (1+tan^2x)(1-sin x)(1+sin x)

Geometry/Trig
A painter is placing a ladder to reach the third story window, which is 18 feet above the ground and makes an angle with the ground of 80°. How far out from the building does the base of the ladder need to be positioned? Round your answer to the nearest tenth. The base of the...

Geometry / Trig
What is the area of a regular hexagon with a distance from its center to a vertex of 1 cm? (Hint: A regular hexagon can be divided into six equilateral triangles.) hex The area of the regular hexagon is _____ ?

Geometry
If each of the sides of an isoceles triangle is 5 x the size of the baseline and the perimeter of the triangle is 121 cm, how many centimeters is each of the sides of the triangle? I have the sides at 50 cm and the base at 21cm. ?

math geometry
Find the area of the triangle defined by the coordinates (-3, -4), (-7, 0), and (-3, 4).

Math: Geometry
2. Name four line. Segments that have point B as an endpoint. A. AF, CH, AE, BE B. BA, BF, BC, BH 3. AF, CH, AE, BE 4. BA , BF, BC, BH Please help!

Math geometry
The measure of an angle is twenty more than three times it's supplement. What are the measures of each angle?

Geometry probability
Betty picks 4 random marbles from a bowl containing 3 white, 4 yellow, and 5 blue marbles. The probability that exactly 1 of the 4 marbles drawn is blue is _____ (I know that the probability is 5/12 and that simplifies to 0.4166 but that is not one of the answer choices) the ...

Geometry
7. What is the surface area of a conical grain storage tank that has a height of 24 meters and a diameter of 16 meters? Round the answer to the nearest square meter. (1 point) 837 square meters 848 square meters 1,991 square meters 1,923 square meters 8. The lateral area of a ...

Geometry
20. What is the volume of the sphere? Round the answer to the nearest cubic unit. (1 point) 268 cm3 2,145 cm3 17,157 cm3 536 cm3

Geometry
24. If the scale factor of two similar solids is 4:17, what is the ratio of their corresponding areas and volumes? (1 point) 4:289 and 17:4,913 8:34 and 12:51 16:289 and 64:4,913 64:4,913 and 16:289 25. The volumes of two similar solids are 1,728 m3 and 343 m3. The surface ...

Geometry help
27. Concrete can be purchased by the cubic yard. How much will it cost to pour a slab 12 feet by 12 feet by 9 inches for a patio if the concrete costs $54.00 per cubic yard? (1 point) $1,944.00 $972.00 $552.00 $216.00 28. Two square pyramids have the same volume. For the first...

Geometry
7. What is the surface area of a conical grain storage tank that has a height of 24 meters and a diameter of 16 meters? Round the answer to the nearest square meter. (1 point) 837 square meters 848 square meters 1,991 square meters 1,923 square meters 8. The lateral area of a ...

geometry
ABCD is a parallegram.if AB =2AD and p CD middle point then descraibe m<ABP=90degree

Geometry
A large square is divided into 4 small congruent rectangles and a small square as shown. The areas of the large and small squares are 25 and 7, respectively. What is the length of a diagonal of a small rectangle?

Geometry
Which of the following represents a chord but not a diameter of the circle? A. TR B. SN C. PM D. SM

Geometry
What is the difference between the symmetric and reflexive properties when doing triangle congruency proofs?

Geometry
right triangle ABC B is vertex with right angle <A=30 <C=60 AB= square root of 3 (cm) what is BC and AC

Geometry
The segment joining p1(-4,-7)and p2(6,9)is divided in to four equal parts find the points of division

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Homework Help: Math