Thursday

March 5, 2015

March 5, 2015

Number of results: 76,678

**MATH**

Triangle T has vertices A(-9, 10)B(1,0)and C(5,4). Points A, B, and P(also on th xy plane) form a triangle that is congruent to triangle T. Find all the possible coordinates for P.
*September 15, 2011 by Chris *

**MATH**

One side of a rectangle is 53cm another, another side is 29 cm. What is the perimeter of the rectangle
*April 10, 2011 by JORDAN*

**math**

If the rectangle is 53 cm on one side and the other side is 29 cm what is the perimeter of the rectangle.
*March 20, 2014 by zoye*

**math**

if a square pyramid has a base side length of 6.3 m and a slant height of 4 m. find its surface area
*May 27, 2008 by brooke*

**geometry**

The area of a triangular garden can be no more than 120 feet square feet. The base of the triangle is 16 feet. What is the height of the triangle?
*August 31, 2011 by Samantha *

**Algebra II**

The base of a triangle is 8 cm greater than the height. The area is 24cm^2. What is the base and height?
*January 17, 2011 by Nancy*

**Math**

The radius of the circumscribed circle of the triangle abc is 15cm. given that B is a 49-degree angle; find the length of the side AC
*September 7, 2010 by Crystal Johnson*

**trig**

Ok, so im brand new at trigonometry. If i have a right triangle with an acute angle of 30° an opposite side of 4 and a hypotenuse of x how do ii find x
*May 30, 2011 by maya*

**algebra,math**

Use the Pythagorean Theorem to find the missing side of the triangle. Round to the nearest tenth, if necessary. a = ?, b = 5, c = 8 A. 6.0 B. 6.1 C. 6.2 D. 6.3
*October 24, 2011 by tracy*

**calculus**

find the area of the largest rectangle having one side on the x axis and inscribed in the triangle formed by the lines y=x, y=0, and 3x + y = 20
*November 16, 2012 by eav*

**Math**

One side of a triangle is 5cm more than the other and 2cm less than the hypotenuse. Find the lengths of the 3 sides?
*July 12, 2014 by Jonel*

**Maths**

The sides of a triangle are 4.53cm, 5.70cm and 6.21cm. By what percentage (correct to two decimal places) is the longest side is greater than the shortest side Working Out please
*January 7, 2012 by Math's Noob*

**Math**

1)Forty solid hemisphere each of diameter 2cm , are melted to form a solid cone with a base diameter 6cm .Find the height of the cone? 2)A pyramid has a square base of side 12cm and a height of 15cm .Calculate its volume and total surface area?
*May 23, 2011 by Reshma *

**Rae**

The sides and classifications of a triangle are given below. The length of the longest side is the integer given. What value(s) of x make the triangle? x,x, 8; right Please provide an explanation as well. Thank you.
*December 5, 2012 by Geometry*

**Ottawa University **

Triangle T has vertices A(-9, 10)B(1,0)and C(5,4). Points A, B, and P(also on th xy plane) form a triangle that is congruent to triangle T. Find all the possible coordinates for P.
*September 15, 2011 by Chris *

**trig**

Please answer b)only a) If a triangle has angles of 35 and 65 degrees, what is the measurment of the third angle? Is it a right triangle? b)Find all angles of a right triangle triangle RST given that r = 18 cm and s = 20 cm
*April 16, 2008 by Abigail*

**math**

Can someone please explain this problem to me: I have to use integrals to find volumes with known cross sections but i just don't understand. I have to do a lot of examples for homework like this so can someone show me so I can do my other problems? Thanks! Consider a solid ...
*April 7, 2010 by summer*

**Maths**

What is the perimeter formula for an equilateral triangle?
*October 12, 2010 by Jannie*

**5th grade**

Draw a triangle with a perimeter of 50 ft.
*November 30, 2010 by Chance*

**geometry**

What is the perimeter of a triangle ABC with vertices A(3,5), B(3,1), and C(0,1)
*August 23, 2011 by Casie*

**geomerty**

how do you figure out the perimeter of a triangle?
*December 18, 2011 by jocelyn jones*

**Math**

What is the perimeter of a triangle 46m 36m and 9.5
*February 12, 2012 by Landon*

**Parent**

the perimeter of the triangle is 55 inches. what is the value of X?
*November 1, 2012 by Pat*

**MATH HELP PLZ**

in RIGHT triangle abc the radian measure of angle c is pi/6, what is the length of bc? ab = 2 i was thinking of taking the sin of pi/6 since bc is the y axis. but it does not match the answer of 2 root 3 I would have to know where the right angle is. You are clearly dealing ...
*July 16, 2007 by tushar*

**math**

A storage shed is in the shape of a square. A builder increases the length of one side of the shed by three feet and decreases the length of an adjacent side by two feet. The shed is now a rectangle with a perimeter of 70 feet. What is the measure of a side of the original ...
*July 27, 2013 by vincent*

**math**

The area of a rectangle is 25 sq in and the perimeter is 25 in. Find the length of the smaller side; enter answer as decimal rounded to 1 decimal place, no units (e.g., 6.0)
*January 23, 2011 by hillary*

**Math**

The perimeter of a rhombus is 40 cm and the distance between a pair of parallel side is 5.6 cm. If the length of one of its diagonals is 7 cm, find the length of the other diagonal.
*January 2, 2012 by Kamal*

**Math**

Hey People!! I need the answers to these questions really bad!!! OK so here we go.... Which side lengths form a triangle that is similar to triangle ABC? 30, 21,45 20, 14, 28 40,30,60 17,20,25 Find the missing length for the pair of similar figures. 1.125m 4.5m 7m 16m Find the...
*November 5, 2014 by Trinity*

**Math**

two angles ina triangle measure 24 degrees and 38 degrees. the longest side is 24cm long than the shortest side. how long is the shortest side?
*April 20, 2011 by Jess J*

**math**

1)The area A of a triangle varies jointly as the lengths of its base b and height h. If A is 75 when b=15 and h=10,find A when b=8 and h=6 2)Determine the equation of any vertical asymtotes of the graph of f(x)=2x+3/x^2+2x-3 1) Area of a triangle is 1/2 b*h=A use the formula ...
*August 21, 2007 by Marissa*

**math**

Let PSR be a triangle. Let A, B, C be the midpoints of the sides PS, PR and SR respectively. The following numbers 2,3,4 and 6 are lengths in inches of the three segments: AB, AC and BC and one of the sides of the given triangle PSR. Question: Which of the 4 lengths (2,3,4 or ...
*February 24, 2008 by brwe*

**Geometry**

Find the values of the variables and the lengths of the sides of this kite. Side A=y-4, side B=x+5,side C= x+12, side D= 2x+5
*December 14, 2012 by BaileyBubble*

**Math**

A room is in the shape of a right triangle. The hypotenuse is 8 meters longer than the short leg and the long leg is 4 meters longer than the short leg. Find the length of each side. (ok, now how can it be done if I change each side to cm and km, then ft and yards?)
*February 21, 2011 by Julie*

**math**

Do a two column proof. Given: HI=FG Prove: GH>FI If FGI is a triangle,and GIH is a triangle, and they both share a common side, GI, and FIH is a straight line, how do you prove the answer?
*December 17, 2012 by Ryan*

**Algebra**

I hope I can explain this. I can't draw the shape here, but it is a triangular prism that looks like a wedge of cheese. The height is 20 cm and the three sides are 13, 37, and 40 cm. There is also a line drawn from the corner of the two sides that are 13 and 37 cm, that makes ...
*February 27, 2013 by Sylvia*

**geometry**

the base of a right triangular prism has a width of 8 inches and a height of 6 inches. the length of the third side of the triangle is 10 inches and the length of the prism is 12 inches. What is the surface area of this prism?
*December 26, 2011 by julissa*

**geometry**

in triangle abc angle a is (3x+40) angle b is (8x+35) and c is 10x what is the longest side of the triangle
*February 7, 2012 by Anonymous*

**Honors Geometry**

In a proof, I am given that Triangle GCF is congruent to Triangle GKF is congruent to Triangle JHM. Triangle GCF and Triangle GKF are Vertical Angles. I am also given that Angle C(on Triangle GCF) is 4y, and Angle G(on Triangle GKF) is 16y. So, obviously, the angle opposite it...
*November 3, 2010 by Brenna*

**trigo**

in a right triangle XYZ where right angle at angle X, if z= 14 and angle Y = 27.7 degree. Find angle Z, side x and side y.
*February 21, 2011 by sheosono*

**Trigonometry**

The Statue of Liberty is approximatly 91.5 meters tall from the base of the pedestal to the tip of the torch. If a theodolite were placed 100 meters from the base of the pedestal, about how far would the theodolite be from the top of the torch? Sounds like you have a right ...
*April 17, 2007 by Kyonia'*

**Math**

I have the problem: A triangle has a base of 3.6 cm and an area of 22.32 cm squared. What is the height of this triangle. The teacher gave us the answer key and I know the answer is 12.4 but I don't know how they came to that answer. I can't figure out how you are supposed to ...
*February 1, 2012 by Brandi*

**math**

Classify the triangle with sides of length 6 inches, 8 inches, and 3 inches. A. equilateral B. isosceles C. straight D. scalene I know its not A but I really don't know answer
*October 6, 2014 by LovelyCaity *

**geometry **

I need to find the base, height, and volume of a triangu;ar prism. the front is 8 cm and the side bottom line is 19 cm
*May 27, 2013 by Hannah*

**Math 117**

1.) A rectangular solid and a circular cylinder have the same volume and the same height. The base of the rectangular solid is a square. Which (if any) of the following statements are true? (i) The rectangular solid and the cylinder have the same base area. (ii) The ...
*August 20, 2009 by Zack*

**dav**

the area of two similar triangle abc nd def are 15cm.sq nd 25cm.sq respectively.find the ratio of corresponding side
*September 15, 2014 by richa das*

**check!**

here is the question: log5(x-4)= log7x solve for x. These are just base 10 logs. log100 = 2 This equation has the same format as log 40 = log (2x20) Since both sides have log base 10, you divide by log base 10 and end up with 5(x-4) = 7x, so 5x -20 =7x x=-10 One doesn't ...
*September 29, 2006 by Anonymous*

**math**

HOW DO I FIND THA AREA OF A TRIANGLE? 1/2 times the base times the height.
*January 31, 2007 by hanna*

**algebra**

The height of a triangle is 4x + 5 inches and its base is equal to its height. Find its area.
*June 27, 2012 by Anonymous*

**Pre algebra**

The width of a triangle is x-3 and the length is 2x-1. Write and solve an equation to find the perimeter and area of the rectangle if the measures of its length and width are in a 1:3 proportion
*May 25, 2011 by Ashley*

**math**

find the perimeter and area of a right triangle if 1 leg measures 10 ft. and the other leg measures 24ft. show all work please.
*July 3, 2011 by jenna*

**Calculus**

The area of largest isosceles triangle that can be drawn with one vertex at the origin and with others on a line parallel to and above the x-axis and on the curve y=27-x^2 is.... A) 108 B) 27 C) 12 root 3 D) 54 E) 24 root 3
*March 8, 2011 by Sal *

**MATH **

FIND THE AREA OF A TRIANGLE IF THE BASE (b) IS 9 INCHES AND THE HEIGHT (h) IS = 12 INCHES???
*July 15, 2011 by SANDY*

**Calculus **

1) Find correct to six decimal places root of the equation cos(x)= x for xE[0, pi/2] using Newton's Method. 2) A triangle has two constant lengths of 10 cm and 15 cm. The angle between two constant sides increases at a rate of 9 deg/min. Find the rate of increase of the third ...
*May 4, 2013 by G*

**math,help**

help Probblem #6 solve by multiplying through with the common denominator (11)/(3)x + (1)/(6) = (8)/(3)x + (19)/(6) Problem #20 the perimeter of a rectangle is to be no greater than 300in. and the length must be 125in. write an inequality representing the maximum perimeter. i ...
*March 18, 2007 by jasort20*

**Math**

In triangle MABC, D bisects side BC, G bisects side AB, and the points E and F trisect side AC. What is the area of the shaded polygon, if the area of MABC is 108?
*December 6, 2013 by Xian*

**math**

find the base of a triangle whose height is 1.7 feet and whose area is 1.87ft2
*July 23, 2008 by Nathaniel*

**math**

he area of a triangle with base b and height h is given by A=1/2 bh. find the area when b =15 (meter) and h= 40m
*July 29, 2010 by Anonymous*

**honors/Geometry**

how do you write out proofs? To be more specific with my question, how do you find the alternate exterior angles theorem? Be sure the result is not a postulate. If it is then there's nothing to prove, it's given. If it is a theorem -a provable statement- then review the ...
*September 27, 2006 by chelsea*

**geometry**

The side of a triangle opposite a 58° measures 15 inches. To the nearest hundredth of an inch, what is the length of the side opposite a 53° angle
*September 5, 2010 by ben*

**Pre Calculus**

For a given right triangle, side a = 76.4 feet and side b = 39.3 feet. What is the measure of angle A to the nearest degree?
*November 30, 2012 by Kelsey*

**Algebra**

A triangular pennant has two sides the same length. The third side is 9 in. shorter than either of the equal sides. The perimeter of the pennant is 57 in. How long is the shortest side?
*October 18, 2011 by Anonymous*

**algebra**

what are the formulas for finding perimeter and area of a triangle?
*December 5, 2007 by Tabby*

**math**

what is the perimeter of a triangle which sides mesure 6,8,and 10 inches?
*February 12, 2008 by erica*

**Math**

What is the perimeter of an equilateral triangle with an altitude of 15m?
*March 14, 2013 by Amber*

**math**

A right triangle has a hypotenuse of length 3.00 m, and one of its angles is 30.0°. What are the lengths of (a) the side opposite the 30.0° angle and (b) the side adjacent to the 30.0° angle?
*July 19, 2009 by steven*

**PRECAL MULTIPLE CHOICE **

If a triangle ABC has A = 52 degrees, side a = 178, and side b = 234, then what is the measure of B? B= 62.3 or 117.7 B = 62.3 B = 117.7 there is no solution
*May 28, 2014 by l*

**geometry**

In the accompanying diagram of triangle ABC side DE is parallel to AC. If BD is 8 and BA is 18, that is all on side d is the midpoint of BA and BC is 27 with the midpoint E what is the length of BE??
*June 8, 2010 by Michelle *

**grade 6 math**

The shorter side of a rectangle is 20 m. Decreasing the longer side by 30 cm reduces the perimeter by one half. How long are the longer sides of the original rectangle? Explain the reasoning.
*March 2, 2009 by vana*

**math**

consider a square and a regular pentagon. one side of the square is 6 feet longer than a side of the pentagon, and the figures have the same perimeter. what are the lengths of the sides of each figure?
*September 24, 2010 by ???*

**Math**

in a rectangle the measures of the base and the altitude are in a ratio of 1:4. I f the rectangle is equal in area to a square with a perimeter of 60 feet, find the dimensions of the rectangle HELP PLEASE TYSM!!
*October 7, 2014 by Melinda*

**math**

2m shorter than twice side b and side c 3m longer than side b find the length of each side
*April 25, 2011 by jem,s*

**geometry**

A triangle is inscribed in a circle. One side of the triagle has lenghth 12 cm, and the angle opposite that side measures 30 degrees. What is the diameter of the circle?
*March 8, 2012 by Jenna*

**pre calculus**

For a given right triangle, side a = 400 feet and side b = 900 feet.What is the measure of angle A to the nearest degree?
*November 30, 2012 by Kelsey*

**pre calculus**

For a given right triangle, side a = 400 feet and side b = 900 feet. What is the measure of angle B to the nearest degree?
*November 30, 2012 by Kelsey*

**pre calculus**

For a given right triangle, side a = 490 feet and side b = 960 feet. What is the measure of angle B to the nearest degree?
*November 30, 2012 by Kelsey*

**math115**

divide 30/49 divide 16/21= 45/56 a triangle has a base 15ft and an altitude of 8ft find the area =60ft^2
*October 20, 2009 by david*

**math**

the length of the base of a triangle is 4 times its altitude. if the area of a triangles is 162cm2 find the altitude
*February 11, 2011 by annette*

** 6 grade math**

how do you find the height of a triangle with an area of 245 square inches and a base of 14 inches.
*March 19, 2012 by justin*

**Algebra**

The base of a triangle in terms of x is: 2^2+4x+2 and the height is x^2+3x-4 Area=1/2(2x^2+4x+2) (x^2+3x-4)= 6x^2+2 (x^2+3x-4) Trying to find the area and not sure which direction to go
*November 2, 2014 by Babydoll2007*

**math**

A softball diamond is a square with sides of 60 feet long. How far is home plate to second base? Round to the nearest tenth if necessary. 60 Home plate, first base, and second base form a right-angled triangle, with home plate to second as the hypotenuse. Call that distance h ...
*April 9, 2007 by ana*

**algebra**

the perimeter P of a square is four times the length of ones side s, or P=4s. Is (1455) a solution of this equation? If not, find a solution that uses one of the given values
*November 1, 2011 by jacky *

**math**

The aera of rectangle MATH is 30 sq cm and each side-length is a counting number of cm. H is the midpoint of TO. The area of square ECHO is between 5 sq cm and 24 sq cm. Find the perimeter of the entire fiure in cm.
*December 10, 2012 by nguyen*

**Pre Calculus**

1. A rectangular box has a square base, four sides, but no top. It has a volume of 20 cubic feet. Let A be the surface area of the box, and L the length of one side of the base. (a) The volume is measured in cubic feet. What units are convenient to use for the area A and the ...
*September 11, 2012 by Mario Trujillo*

**Precalc**

Okay for this question I know I am supposed to use the law of sines. But how can i tell what side is what? In right triangle ABC, a = 120 and c = 140, and ÐC is the right angle. Solve the triangle. Round to the nearest tenth, if necessary.
*August 5, 2011 by anna*

**Math HELP!**

Sylvia made a poster shaped like the triangle shown below. The hypotenuse is 26in. one like is is 24 in. and the bottom leg is blank. What is the length of the the third side of the triangle? A. 10 in. B. 12 in. C. 14 in. D. 16 in. Is the answer D? Thank you
*November 5, 2014 by Callie*

**calculus**

a trapezoid is a quadrilateral with (only) two sides (called bases) that are parallel. an isosceles trapezoid has two equal legs. the area of a trapezoid is A=(1/2)*h*(b1+b2) where b1 and b2 are the two parallel bases and h is the altitude. your problem: a water viaduct has a ...
*November 17, 2011 by robert*

**College Algrebra Math 133 unti 1 IP 1**

Suppose the width of a rectangle is 5 inches shorter than the length and that the perimeter of the rectangle is 80 inches. The formula for the perimeter of a rectangle is P=2L + 2W. Set up an equation for the perimeter involving only the L the length of the rectancle. And ...
*May 11, 2013 by Dana*

**math**

A triangle has an area of 15 cm^2 and a base of 5 cm. If a circle is drawn with a diameter equal to the length of the triangle's height, what is the area of the circle ? a. 6 pi cm^2 b. 9 pi cm^2 c. 12 pi cm^2 d. 18 pi cm^2 e. 36 pi cm^2 please answer and explain
*January 5, 2014 by Thomas*

**Algebra 2**

-Explain the difference between log base b (mn) and ( log base b of m)(log base b of n). Are they equivalent? My answer: Let b=2, m=8, n=16 *log base b (mn)=log base b of m + log base b of n log base 2 of 8+ log base 2 of 16=7 * (log base b of m) (log base b of n)=(log base 2 ...
*July 21, 2013 by Anonymous*

**Math**

Suppose Triangle ABC has right angle C. Find the measures of the other sides to the nearest whole number if...? the measure of angle A is 32 degrees, and the measure of AB is 42. For one side, I got 23, and for the other side, I got 35. Am I right?
*May 16, 2009 by Angie*

**Math**

Can someone help me understand how to convert numbers to base numbers. Such as.... 1. 40 to base two 2. 502 to base eight 3. 42 to base five I have researched the web and cannot find a site that explains it in normal english! Any help would be appreciated.
*May 14, 2009 by Lisa*

**math**

Perimeter of rectangle and a square are equal. Perimeter of the square is 96 cm and breadth of the rectangle is 4 cm less than the side of the square. Then two times the area of the rectangle is
*January 24, 2015 by ARUN*

**Math**

A triangle and trapezoid share a 15 inch base and a height of 10 inches. For what values of b is the area of the trapezoid less than twice the area of the triangle?
*October 3, 2011 by Jessica*

**Pre-Algebra**

Find the dimensions of the rectangle.The perimeter is given. Rectangle: P= 210 ft. w;side of rec. 2w=15;bottom of rectangle Help!
*February 8, 2012 by Cassie*

**mathematics**

The base of a pyramid is a regular hexagon consisting of six equilateral triangles with side of 30cm .Calculate the area of the base of the pyramid?
*July 23, 2013 by Gail*

**math**

15.a. Find x. The figure is not drawn to scale. b. Is the triangle equilateral, isosceles, or scalene? Explain. connexus. com /content/media / 461958-3292011-34843-PM-1262076942/ res00000/ ppg /examview/ S_GEOMB_06_06_06_Unit_6B_Test / sa012-1.jpg 16.The equation (x + 6)2 + (y...
*May 23, 2012 by dreamwishbelieve*

**math problem**

The area A of a triangle with base b and height h is given by A = ½ bh. Find the area when b = 24m (meters) and h = 12m.
*August 22, 2008 by Ann*

**algebra **

The area A of a triangle with base b and height h is given by A=1/2bh. Find the area when b=45m(meters) and h=86m.
*May 27, 2011 by shawn*

**Physics**

Three identical charges of 2.0 uC are placed at the vertices of an equilateral triangle, 0.15m on a side. Find the net force acting on each angle.
*February 22, 2012 by Brandon*

**Math**

Find the surface area of rectangular pyramids 1. Length= 1.15ft Width=0.82 ft Height of the slanted face =3.17ft Surface Area=7.1879ft^2 Formula for Rectangular Pyramid Surface Area : B+1/2pl B=area of base p=perimeter of base l=height of slanted face
*February 5, 2014 by Jerald*

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