Wednesday

February 10, 2016
Number of results: 15,801

**math**

the perimeter of a room is 45 yards and the area is 120 square yards. what would be the perimeter and the area of the room on a scale drawing with the scale of 3 feet to 1 yard?
*March 27, 2012 by Taylor*

**geometery**

Rectangles ABCD and EFGH are similar. The perimeter of rectangle ABCD is 5 times greater than the perimeter of rectangle EFGH. What is the relationship between the areas of the rectangles?
*June 11, 2012 by jessica*

**Physics/ Science**

Cars A and B, each moving at 70 km/h, are approaching one another on a straight highway. After how many seconds will they meet if they were initially 1 km apart?
*September 5, 2010 by Ryan Jude*

**physics**

You are driving north on a highway. Then, without changing speed, you round a curve and drive east. Does your velocity change?
*August 31, 2011 by sandra*

**physics**

At highway speeds, a particular automobile is capable of an acceleration of about 1.6 m/s2. At this rate, how long does it take to accelerate from 81 km/h to 117 km/h?
*August 28, 2011 by zoey*

**science**

Simpson drives his car with an average velocity of 48.0 km/h to the east. How long will it take him to drive 144 km on a straight highway?
*September 11, 2011 by Chris*

**physics**

At highway speeds, a particular automobile is capable of an acceleration of about 1.6 m/s2. At this rate, how long does it take to accelerate from 79 km/h to 102 km/h?
*September 21, 2011 by Morgan*

**physics**

At highway speeds, a particular automobile is capable of an acceleration of about 1.6 m/s2. At this rate, how long does it take to accelerate from 76 km/h to 118 km/h
*September 22, 2011 by Tiffany*

**physics**

At highway speeds, a particular automobile is capable of an acceleration of about 1.6 m/s2. At this rate, how long does it take to accelerate from 81 km/h to 107 km/h?
*September 26, 2011 by Anonymous*

**Physics**

At highway speeds, a particular automobile is capable of an acceleration of about 1.52 m/s2. At this rate, how long does it take to accelerate from 74.0 km/h to 104.0 km/h? (in s)
*January 19, 2015 by Madison*

**PHYSICS HELP!!**

3.) Draw a free body diagram of a boat being pulled at an accelerated rated by a truck down a highway.
*February 5, 2013 by AMANDA*

**physics**

at highway speeds, a particular automobile is capable of an acceleration of about 2.6 m/s^2. at this rate, how long does it take to accelerate from 60 km/h to 110 km/h?
*March 11, 2013 by samantha *

**physics**

You are driving north on a highway. Then, without changing speed, you round a curve and drive east. Does your velocity change
*October 24, 2013 by Anonymous*

**help**

Which of the following contributed to rural poverty? A. immigration B. corporate farming C. urban renewal projects D. interstate highway construction
*October 5, 2015 by american history*

**math**

The director of the center has asked you to design a garden. The director has asked you to design different sections of the garden that meet the following: Section 1 must be shaped like a square. Section 1 must have an area between 26 square feet and 50 square feet. section 2 ...
*April 13, 2014 by Steven*

**algebra**

1).Map. On a map, the coordinates of the corners of a town are A(0.5),B(2,3.5), C(5,1.5), and D(3,1) The map is dilated so that the perimeter of the town is five times its original perimeter. Find the coordinates of C. a. (25,7.5) b. (1,0.3) c. (25,1.5) d. (10,6.5) 2).Trangle ...
*June 30, 2008 by Mary*

**Math**

32. The area of a square postage stamp is 81/100 in. to the second power. What is the side length of the stamp? 33. The area of a square boxing ring is 484 ft. to the second power. What is the perimeter of the boxing ring?
*January 23, 2014 by Sandy*

**Math(trigonometry)**

Data: á = 32 degrees, side a = 2.5 feet and side b = 4 feet 1. Identify the swinging side and the fixed side in a possible triangle. 2. Compute the length of the shortest swinging side that will construct a triangle containing the data. (compute the length of h) 3. How many ...
*April 13, 2008 by dena*

**Math**

The perimeter of a rectangle equals the sum of the length of its four sides.If the width of the rectangle if 7 inches and its perimeter is 48 inches, what is the length of the rectangle?
*August 1, 2012 by Lori*

**math**

four square tables are arranged next to each other to form one large rectangular table.the perimeter of the large rectangular table is 20m.what is the perimeter and area nof each square table?
*July 2, 2012 by jessica*

**Calculus**

Evaluate using integration by parts, substitution, or both if necessary. the intergral of cos 2x ln(sin 2x) dx My work: w= sin2x dw= 2cos2xdx 1/2 dw= cos2xdx 1/2 integrsl sign ln(w)dw u= lnw u'= 1/w v= w v'=1 1/2 [(lnw)(w)- integral sign (1/w)(w) dw] 1/2 (wlnw-w) Final Answer...
*November 5, 2015 by Anonymous*

**science**

what are the beakers called that are shaped like pears?
*September 1, 2010 by scooby*

**Biology**

Is cyanobacteria cocci, spirilla, or bacilli shaped?
*September 22, 2010 by Bubba*

**social studies**

What civilizations shaped early Europe?
*January 9, 2012 by Brianna*

**Math**

The Restaurant's two neon signs are turned on at the same time. Both signs blink as they are turned on. One sign blinks every 9 seconds. The other sign blinks every 15 seconds. In how many seconds will they blink together again ?
*September 18, 2012 by Gracie*

**math geometry**

if triangle ABC is a right triangle.If side AC=5 and side AB=10,what is the measure of side ABC?
*February 14, 2011 by Anonymous*

**Microeconomics**

Long-run average total costs curves are often U-shaped: A: For the same reasons that average total cost curces are often U-shaped. B: Because of constant returns to scales. C: Because of increasing coordination problems at low levels of production and increasing specailization...
*August 19, 2008 by Gigi*

**Algebra**

How do you know if a value is a solution for an inequality? How is this different from determining if a value is a solution to an equation? If replacing the equal sign of an equation and put an inequality sign in its polace, is there ever a time when the same value will be a ...
*September 18, 2008 by Kim*

**math pls**

The lengths of segments PQ and PR are 8 inches and 5 inches, respectively, and they make a 60-degree angle at P. (d) Find the sizes of the other two angles of triangle PQR. (e) Find the length of the median drawn to side PQ. (f) Find the length of the bisector of angle R. (g) ...
*April 21, 2010 by Maryann*

**geometry/math pls help**

The lengths of segments PQ and PR are 8 inches and 5 inches, respectively, and they make a 60-degree angle at P. (1) Find the sizes of the other two angles of triangle PQR. (2) Find the length of the median drawn to side PQ. (3) Find the length of the bisector of angle R. (4) ...
*April 21, 2010 by Maryann*

**math**

a 59 centimeter piece of rope is cut into two pieces. If one piece is x centimeters long, express the other length as an algebraic expression in x.
*February 25, 2011 by billy*

**math**

The density of a crystal is 2.65 grams per cubic centimeter. Ryan has a rectangular prism made of quartz. It measures 10 cm by 10 cm by 6 cm. Find the weight of this crystal in kilograms.
*April 6, 2011 by Dan*

**chemical calculations**

A brick of silver with a mass of 31.5 kg measures 0.150 m long, 42.0 cm wide, and 72.00 mm thick. Calculate density of silver in grams per cubic centimeter?
*February 2, 2014 by Michael G*

**Math**

In a circle whose radius is 13 cm, a central angle intercepts an arc that measures 65o. What is the arc length? Round your answer to the nearest hundredth of a centimeter.
*May 9, 2014 by Judy*

**math**

A regular hexagon is drawn inside of a circle so that each of its vertices touches the circle. The diameter of the circle is 4 centimeters and the perimeter of the hexagon is 12 centimeters. How much longer is the circumference of the circle than the perimeter of the hexagon...
*April 30, 2014 by Chris*

**Mathematrics**

Each diagram in the sequence is obtained by drawing of a 1 unit square on each side that forms the perimeter of the previous diagram, the 1st digram contains (1) square, the 2nd diagram (4) squares and the 3rd diagram (13) squares, I would like to know how to find how many ...
*June 17, 2009 by Brittany*

**Math**

Tory has two similar picture frames in her bathroom the ratio of the larger picture frame to the smaller picture is 5:2 if the perimeter of the smaller picture is 30 in what is the perimeter of the bigger picture frame
*February 10, 2014 by Paul*

**Physics**

A cable passes over a pulley. Because of friction, the tension in the cable is not eh same on opposite side of the pulley. The force in one side is 110 N, and the force on the other side is 100 N. Assume that the pulley is a uniform disk of mass 2.1kg and radius 0.21. ...
*October 15, 2010 by Rod*

**math dealing with varibles**

solve this problem S-46=14 is it... a)34 b)31 c)32 d)none of the above do you know how to solve for S? You want all of the variables (in this case S) on one side and the numbers on the other. We have S on the left side; we leave it there. We need to move 46 to the right side. ...
*November 15, 2006 by Tre'Chon Williams*

**math**

the density of a diamond is 3.52 grams per cubic centimeter. Sally has a diamond that has a volume of 20 mm^3. What is the weight of the diamond?.
*April 6, 2011 by Dan*

**Geometry **

A line parallel to one side of a triangle divides one of the other sides into segments of lengths 15 and 9 and divides the third side so that the longest portion is 36. How long is the shorter portion of the third side?
*April 4, 2011 by Kareem *

**Physics**

An trapdoor is 0.91 m square, has a mass of 11 kg, and is hinged along one side with a latch on the opposite side. If the center of mass is located 0.1 m toward the hinged side from the center, what are the magnitudes of the forces on the latch and the hinge from the door?
*April 28, 2013 by Ben*

**8th grade math**

Jessica is creating a heart-shaped card to give to her valentine. She has folded a square piece of paper in half and traced the pattern onto one half of the folded paper. The pattern consists of a right triangle with hypotenuse of length 7 1/2 inches and a semi-circle with a ...
*February 16, 2011 by Anonymous*

**math**

Suppose that a given parallelogram is not a rhombus or a rectangle. Which of the following can you conclude about this parallelogram A) It is a square. B) Its angles are not all congruent. C) Its diagonals are perpendicular bisectors of each other. D) None of the above
*October 11, 2009 by chandice*

**geometry**

Determine the name of the quadrilateral that fits the given property. Only one pair of opposite sides is parallel. This quadrilateral is a _________. A. kite B. rectangle C. rhombus D. square E. trapezoid
*March 19, 2012 by Sarah*

**Math Help**

Use a proportion to find the length of side x for the pair of smilar figures below. They're both right triangles. Triangle 1 has 14cm on the the right side and 10cm on the bottom. Triangle 2 has x on the right side and 22cm on the bottom. My answer 14/10=x/22 10*x=14*22 10x/10...
*November 20, 2014 by callie*

**math**

on the right triangle, the adjacent side's top is T and the bottom is S. the hypotenuse's side equals 13. the oppisite side is equals 12. and the the point oppisite from the adjacent, is R. using this info, what is the sin. of R,the cos. of R, the sin of T, and the tan of T?
*March 21, 2011 by anonymous*

**math**

How is this different from determining if a value is a solution to an equation? If you replace the equal sign of an equation and put an inequality sign in its place, is there ever a time when the same value will be a solution to both the equation and inequality? Write an ...
*May 21, 2009 by scooby9132002*

**Science**

Which side of the equation are the reactants and products on? Which side is energy in an exothermic reaction?
*February 28, 2008 by Emily*

**algebra**

1/3 (2w-6)= -10 subtract 2w from each side 1/3(2w-2w-6)= -10-2w 1/3-6 = -8w add 6 to each side 1/3-6+6=-8w+6 1/3=-2w bobprusly what do i do from here am i correct so far???
*October 27, 2009 by bev*

**Math**

What is the value of x? A isosceles triangle: bottom - x+3 one side - 2x+5 other side - 3x+2
*January 17, 2011 by Brittany*

**geometry**

how do I find the measurement of the hypotenuse side of a triangle when the other side measurements are 5 and 12
*May 1, 2011 by katie*

**Geometry **

The area of a rectangle is 54 centimeters squared. The side lengths are 2x+1 and x+2. What is the measure of each side
*September 5, 2011 by Edith *

**math**

What is the ratio of the measures of side BC to side RS in simplest form? (1 point)2:1 6:12 1:2 none of these
*January 7, 2013 by Anonymous*

**math**

what is the surface area of the triangle prism. b=9 h=12 side=7 side=15 the answer is 413.39
*June 16, 2015 by siulanis perez*

**zphs**

In a right angle two side are 9m and12m what would be third side?
*September 18, 2015 by ramu*

**Math**

It has four side and all opposite side are parallel and has no right angles
*October 26, 2015 by chris*

**Math**

Choose the most specific term that will make the following statement true. Do not assume anything more than the information given. I am a ____ because my opposite sides are congruent and parallel. square rectangle parallelogram rhombus
*April 13, 2014 by lina*

**geometry**

could a kite be equilateral? could a square or rhombus be a kite ? is it possible to be a kite?
*January 23, 2011 by 000*

**Home Economics**

Why arethere two sinks side by side in the kitchen?
*January 9, 2011 by Mel*

**algebra/trignometry**

if angle x is 30 degrees and side yz is 10ft, how long is side xy?
*June 29, 2011 by maria*

**geometry**

ONE SIDE IS 57 AND 2ND SIDE 15.FIND PARALLEL DISTANCE
*October 18, 2011 by Anonymous*

**physics**

a right triangle has a side of 41.2 m and a side of 9.8 m. find the length of hypotenuse
*March 6, 2012 by Anonymous*

**Science**

Is the near side (facing earth)always the dark side?
*May 15, 2013 by Anonymous*

**maths**

how many cubes of side 1cm will make a cube of side 3cm
*August 3, 2014 by riya *

**Math**

Find the length of the side of a right triangle side a is 40 mm the opposite is 41 mm
*April 29, 2015 by Em*

**Math - 8th grade**

We are just starting this section, and I'm confused...Please help me understand how to solve this inequality: (one fifth r is less than two) 1/5r < 2 Also, simplify: (the #s are exponents) z3 . z3 x12/x3 By 1/5r you mean r/5 or 1/(5r)? z^3 . z^3 = z^6 x^12/x^3 = x^9 If you ...
*January 3, 2007 by Shawn*

**math**

GEOMETRY The formula for the perimeter of a rectangle is P = 2 + 2w, where is the length and w is the width. A rectangle has a perimeter of 24 inches. Find its dimensions if its length is 3 inches greater than its width.
*November 3, 2015 by Sally*

**PHYSICS**

SIMPSON DRIVES HIS CAR WITH AN AVERAGE VELOCITY OF 48.0KM/H TO THE EAST. HOW LONG WILL IT TAKE HIM TO DRIVE 144KM ON A STRAIGHT HIGHWAY?
*September 5, 2007 by Susie*

**science**

A person's body is thronw outward as a car rounds a curve on the highway is this newton's 1st 2nd or 3rd law
*January 24, 2008 by summer*

**physics**

When moving at highway speed, a Triumph America motorcycle is capable of accelerating at 2.1 m/s2. At this rate, how long does it take to accelerate from 103 km/h to 88 km/h?
*September 12, 2012 by sara*

**PHYSICS**

When moving at highway speed, a Triumph America motorcycle is capable of accelerating at 2.1 m/s2. At this rate, how long does it take to accelerate from 103 km/h to 88 km/h?
*September 12, 2012 by sara*

**physics **

At highway speed, a particular car is capable of an acceleration of about 1.7m/s^2.At this rate how long does it take to accelerate from 90 km/h to 110 km/h? (in seconds)
*September 18, 2012 by EJ*

**Physics**

A windowpane is half a centimeter thick and has an area of 1.0 m2. The temperature difference between the inside and outside surfaces of the pane is 15° C. What is the rate of heat flow through this window? (Thermal conductivity for glass is 0.84 J/s×m×°C.)
*December 19, 2010 by Jesse*

**PhysicsI**

A windowpane is half a centimeter thick and has an area of 1.0 m2. The temperature difference between the inside and outside surfaces of the pane is 15° C. What is the rate of heat flow through this window? (Thermal conductivity for glass is 0.84 J/s×m×°C.)
*July 24, 2014 by Fred*

**math**

If square ABCD has a larger area than rectangle EFGH, does it follow that ABCD must have a perimeter larger than that of EFGH? Why or why not? I believe it will have a larger perimeter that the other, is this correct?
*January 4, 2011 by m*

**Algebra**

represent the relationship between the number of triangles and the perimeter of the figures they form. fill in table below. triangle 1: 6-6-5(b) triangle 2:6-6-5(b)&(H) triangle 3: 6-6-5 (b)-5 (B) 5 (h) fill in number of triangles-1, 2, 3, and perimeter they have? Help
*March 4, 2013 by Brieson*

**Physics **

Instructions: Read the following paragraph carefully. Then use what you know about momentum, work, and energy to answer the following questions. Be sure to show your work. You are a traffic accident investigator. You have arrived at the scene of an accident. Two cars of equal ...
*December 15, 2014 by Anonymous*

**MATH**

Prove that C(n+1,r) = C(n,r)+ C(n,r-1) ~~~~~ I know the defintion of a combination is... C= n!/(n-r)!r! but i still cant get left side to equal right side. help.
*March 4, 2009 by Alex*

**10th grade**

what is the area of 2 triangles whose legs are 2 feet each and touch side to side???
*November 8, 2010 by Ally *

**Computers**

What is the pseudocode of a square with side X, A = X^ 2; circle with radius X, A = 3.14 * X 2; equilateral triangle with side X, A = Sqrt (3)/4 * X^2
*April 30, 2012 by Marcelino*

**Math**

Can u solve and show steps for x/2 + 1 = 1/4x - 6? I subtract 1 from each side. Then I times each side by 2 to get x alone. Do I multiply 2 1/4 and 7?
*September 12, 2012 by Kelley*

**Computers**

In vista and windows 7, which process allows you to display two documents side by side?
*January 5, 2013 by Linda*

**Maths**

Expand and simplify expression for the area of an rectangle Shorter side = x+3 Longer side = 5x-4
*November 18, 2013 by Susanna*

**precal help asap**

If a triangle ABC has A = 52 degrees, side a = 178, and side b = 234, then what is the measure of B?
*May 28, 2014 by l*

**Math**

For a given right, side a = 76.4 feet and side b = 39.3, what is the measure of angle b to the nearest degree
*August 16, 2014 by Kevin*

**Math**

A trapezoid has an area of 91 cm2. If the height is 13 cm and one side is 6 cm, what is the length of the other side?
*February 26, 2015 by Anonymous*

**Algebra**

Write two different inequalities that you can solve by adding 2 to each side and then dividing each side by -12.
*November 12, 2015 by Zero*

**Physics**

A cube of wood and a cube of concrete, each 0.17 m on a side, are placed side by side. One of the long faces of the rectangular prism formed by the two cubes is held at 17°C, and the opposite long face is held at 32°C. What is the total rate of heat transfer through the cubes?
*June 21, 2012 by Emily*

**Physics!!!**

A cube of wood and a cube of concrete, each 0.17 m on a side, are placed side by side. One of the long faces of the rectangular prism formed by the two cubes is held at 17°C, and the opposite long face is held at 32°C. What is the total rate of heat transfer through the cubes?
*June 22, 2012 by Emily*

**math**

1.) The first person who requires your assistance is Tina the bearded lady. Tina’s side job is to look after the elephants (she double majored at circus university.) a. Tina must fill the semi-circular trough shown above with peanuts. Tina knows that the store bought peanuts ...
*February 11, 2012 by harry*

**Science**

Mirror images are formed by light from the object's right side reflecting from the right side of the mirror and light from the object's left side reflecting from the left side of the mirror. True or False please help! thanks
*September 25, 2012 by Sunny*

**geometry**

In the accompanying diagram, triangle ABCis similar to triangle DEF, AC = 6, AB = BC = 12, and DF = 8. Find the perimeter of triangle DEF. it an isoslese triangle 6 and 8 are both base my work 6+2=8 12+2=14 2(14)+6=p 24+6=28 I don't understand how to find the perimeter of ...
*July 16, 2015 by Samantha*

**physics another one**

A laser emitting light of wavelength 580 nm is incident on a diffraction grating. What is the maximum number of lines per centimeter for which the m=5 principal maximum will be visible
*October 4, 2010 by Alex*

**geometry**

The rectangular label will completely cover the lateral surface of the can using as little paper as possible. If the can has a height of 12 cm and a diameter of 5 cm, then what are the width and length (to the nearest centimeter) of the label?
*January 24, 2011 by Austin*

**geometry**

The rectangular label will completely cover the lateral surface of the can using as little paper as possible. If the can has a height of 8 cm and a diameter of 7 cm, then what are the width and length (to the nearest centimeter) of the label?
*February 21, 2011 by Emma*

**math**

aiden knows the length of only one side of his garden. He says he will be able to find the area knowing only one side. Explain how this can be true. If there's only one side then Aiden should multiple it...? But if so, how many times 2, 3, 4...?
*October 8, 2015 by Evelyn*

**Physics**

[Young & Freedman, 3-12] A military airplane on a routine training mission is flying horizontally (in the positive x-direction) at a speed of 120. m/s and accidently drops a bomb (fortunately not armed) at an elevation of 2090 m. Air resistance may be ignored and answer with ...
*November 23, 2011 by John*

**math**

is a rectangle a parallelogram is a square a parallelogram is a square a rhombus is a trapazoid a parallelogram___________-______ p.s yes or no 5+5= 10 I will be happy to critique your answers. 6/8-6/9=
*August 22, 2006 by michael*

**math**

which of the following have congruent diagonals? square rhombus parallelogram rectangle i believe the answer is the square and rectangle.
*March 16, 2009 by Anonymous*