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December 20, 2014

Search: isosceles triangle

Number of results: 5,259

Geometry
Two forces are pushing on an object, one at 12 lbs of Force and one at 5.66 lbs of Force. The angle between them is 35° (each is 72.5 from horizontal, such that the forces make a v with the object in the center). 17. What is the total Force on the object? 18. What is the ...
June 5, 2012 by Amber

math
Determine whether the following argument is correct. If it's not correct, explain what is wrong with ther argument and change the minor premise to make a correct argument. If a triangle is equilateral, then it has three equal sides. Triangle ABC doesn't have three equal sides...
December 11, 2012 by kai

physics (please help elena)
Three planets interact with one another through their mutual gravitational forces only; they are isolated in free space and do not interact with any other bodies. They orbit around an axis going through the center-of-mass of the system and perpendicular to the triangle formed ...
August 12, 2013 by Anonymous

math
Determine whether the following argument is correct. If it’s not correct, explain what is wrong with the argument and change the minor premise to make a correct argument. If a triangle is equilateral, then it has three equal sides. Triangle ABC doesn’t have three equal sides...
March 7, 2010 by bill

geometry
(imageshack)123 (.)us(/)photo 123 (/) my-images 123 (/)42(/) 123 2vja. jpg(/)123 Open that link please , just delete the parentheses and spaces and 123's please please help me with my assignments I beg you cooperate with me huhu 1. in the figure , the areas of traingle cef, ...
November 9, 2013 by Barbie lee

MATH
1. Let triangle ABC be a triangle such that angle ACB is 135 degrees. Prove that AB^2 = AC^2 + BC^2 - (Root 2) x AC x BC 2. Simplify: 2/1! - 3/2! + 4/3! - 5/4! + ..... + 2010/2009! - 2011/2010! Where k! is the multiplication of all numbers up to k (e.g. 5! = 5x4x3x2x1=120) 3. ...
August 21, 2010 by Gerald

geometry
Two forces are pushing on an object, one at 12 lbs of Force and one at 5.66 lbs of Force. The angle between them is 35° (each is 72.5 from horizontal, such that the forces make a v with the object in the center). 17. What is the total Force on the object? 18. What is the ...
December 6, 2011 by Cam

geometry
Two forces are pushing on an object, one at 12 lbs of Force and one at 5.66 lbs of Force. The angle between them is 35° (each is 72.5 from horizontal, such that the forces make a v with the object in the center). 17. What is the total Force on the object? 18. What is the ...
December 6, 2011 by Cam

geometry
Two forces are pushing on an object, one at 12 lbs of Force and one at 5.66 lbs of Force. The angle between them is 35° (each is 72.5 from horizontal, such that the forces make a v with the object in the center). 17. What is the total Force on the object? 18. What is the ...
December 16, 2011 by Cameron

Geometry
A triangle has two congruent angles and an exterior angle with measure 100. Find two possible sets of measures for the angles of the triangle.
March 17, 2011 by Timm

geometry
The hypotenuse of a right triangle is 25 cm long. One leg of the same triangle is 7 cm long. What is the length of the other leg? Explain how you found your answer.
June 30, 2011 by Zoey

math
For each right triangle, draw the rectangle made by drawing sides opposite the two shorter sides in the triangle. Find the area of each rectangle
October 19, 2011 by John

geometry
A 30-60-90 triangle is inscribed in a circle. The length of the hypotenuse is 12 inches. If a coin is tossed on the figure, what is the probability that the coin will land in the circle, but outside the triangle?
May 8, 2012 by Piggy

math
Two similar figures have sides in the ratio of 2:3. If a side of the smaller triangle has a length of 7, what is the length of the corresponding side of the other triangle?
May 9, 2012 by heather

geometry
A 30-60-90 triangle is inscribed in a circle. The length of the hypotenuse is 12 inches. If a coin is tossed on the figure, what is the probability that the coin will land in the circle, but outside the triangle?
May 10, 2012 by Piggy

math
The lenght of each of the two sides of an isisceles triangle is 10 meters. The angle between the two congruent sides is x. find the area of the triangle as a function of x/2.
December 5, 2012 by Haley

math
The lenght of each of the two sides of an isisceles triangle is 10 meters. The angle between the two congruent sides is x. find the area of the triangle as a function of x/2.
December 5, 2012 by Haley

Government senior college ikoyi
An equilateral triangle of side 20cm is inscribed in a circle.calculate the distances of a side of the triangle from the centre of the circle.
April 5, 2013 by Monday Godwin

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
Using the information given about a triangle, which law must you use to solve the triangle? Law of Sines, Law of Cosines, or Neither. ASA SSS SAS AAA SSA AAS
February 13, 2012 by Katy

answer fast plsss
the measures of the2nd angle of a triangle is 20degree more than the complements of the first triangle and the 3rd angle is 4 degree less than half the supplement of the 1st.find the measure of each angle
October 11, 2013 by mier

answer fast plsss
the measures of the2nd angle of a triangle is 20degree more than the complements of the first triangle and the 3rd angle is 4 degree less than half the supplement of the 1st.find the measure of each angle
October 11, 2013 by mier

geometry
please help find answer. very urgent. triangle PQR is a 30-60-90 triangle with right angle Q and segment PQ as the longest. Find the possible coordinates of R if (2,6) and Q (2,-6). please help
November 8, 2008 by chippy

geometry
Triangle PEA has a 20-degree angle at P and a 120-degree angle at E, and the length of side EA is 6 inches. Find the lengths of the other two sides of this triangle.
April 12, 2010 by Beatrice

Geometry
I need to bisect two angles of a triangle, measure the triangle I didn't bisect, and then construct a point of intersection of the two angle bisectors. No idea what any of that means. thanks
August 25, 2010 by Lorenzo

algebra
A set of 2 similar triangles was drawn in a design. One of the triangles was ½ of the other. If the measures of the smaller triangle were 5, 7, and 12 cm, the measures of the larger triangle = 10,14 and 20 cm. true or false
March 24, 2011 by katie

Orthocenter Question
Triangle ABC has vertices A(0,6), B(4,6) and C(1,3) Find the orthocenter of triangle ABC. Please show your work so that I can understand how to do this type of problem. Thank You I really appreciate your help ^_^
January 3, 2012 by Hilary

honors algebra
the area of a triangle is 105 square feet. the height is two more than four times the base. find the base and height of the triangle
March 6, 2013 by Madison

math
Find the area of the segment of the circle. Leave your answer in terms of pi. there is a circle with a shaded area that has a 90 degree triangle in it and a 3 next to one soide of the triangle
May 4, 2013 by becca

math
The base of a triangle is 11. The other two sides are integers and one of the sides is twice as long as the other. What is the shortest possible length of a side of the triangle?
August 7, 2014 by john

Right triangle
Determine whether this is a right triangle vertices: G(1, -1) H(5, 0) and J(3, 8) Should I use distance formula to find the sides and use Pythagorean theorem to prove it? Or is there another method? Thanks.
February 15, 2008 by Jen

Geometry(Very Urgent!!!)
Triangle NQP is an equilateral triangle with the measure of angle N=5x-2y and the measure of angle P=x+2y. Find the values of x and y. Show all work to receive credit.
November 5, 2008 by Abbey

Quadratic Equations
The height of a triangle is 1 in. more than twice the base. Find the base and the height if the area of the triangle is 52-1/2 sq in. (Please provide steps/explanation to solve this problem.)
March 29, 2009 by purpletree

geometry
Which geometric figure could not be drawn using both perpendicular line segements and parallel line segements? A.a pentagon B. a rectangle C. a trapezoid D. a triangle IS the answer(D) a triangle
February 13, 2010 by Marie

Geometry
A regular hexagon is made from equilateral triangle by cutting along the dotted lines and removing the three smaller triangles. if triangle has a perimeter of 18, what is the perimeter of hexagon?
June 10, 2010 by DJ

math
i am a fifth grader and behind in math can you show me how to work this problem. two angles in a triangle are given. find x if x is the third in the triangle. 100 degree, 56 degree, x
March 31, 2011 by Anonymous

physics
Three resistors, each of resistance 6 Ω, are connected in such a way that that they form the three sides of a triangle. What is the equivalent resistance between any two vertices of the triangle?
May 23, 2011 by ashley --- HELP PLEASEE!!!

physics
Three resistors, each of resistance 6 Ω, are connected in such a way that that they form the three sides of a triangle. What is the equivalent resistance between any two vertices of the triangle?
May 23, 2011 by ashley --- HELP PLEASEE!!!

Geometry
Use any tools to construct each of the following, if possible: a. A right triangle with one acute angle measuring 75° and a leg of 5 cm on a side of the 75° angle b. A triangle with angles measuring 30°, 60°, and 90°
August 1, 2011 by Adalgisa

Math
In triangle XYZ, |XY|= 8 cm and |YZ|=6m. The area of triangle XYZ is 12cm^2. The |<PQR|= 30 degrees, 150 degrees. Find the two possible values of |XZ, correct 1 decimal place
October 18, 2012 by Anonymous

Math
In triangle XYZ, |XY|= 8 cm and |YZ|=6m. The area of triangle XYZ is 12cm^2. The |<PQR|= 30 degrees, 150 degrees. Find the two possible values of |XZ, correct 1 decimal place
October 18, 2012 by Nix

physics
Three resistors, each of resistance 6 Ω, are connected in such a way that that they form the three sides of a triangle. What is the equivalent resistance between any two vertices of the triangle?
April 23, 2014 by m

Geometry
In a triangle with integer side lengths, one side is three times as long as a second side, and the length of the third side is 15. What is the greatest possible perimeter of the triangle?
August 15, 2014 by itrixie

Math
The coordinates of the vertices of triangle ABC are A (-5,1), B (-2,3) and C (-4,7). The triangle is reflected over the line x=2. What is the sum of the x-coordinates of points A', B' and C'(the points after the reflection)?
December 19, 2007 by Sam

Geometry
The hypotenuse of a right triangle is the side opposite the? a. 90 degree angle b. smallest angle of the triangle c. acute angle d. top angle I believe it is a
October 2, 2008 by Jen

geometry
A triangle has a 56-degree angle, formed by a 10-inch side and an x-inch side. Given that the area of the triangle is 18 square inches, find x.
April 11, 2010 by yadlay

math
A triangle has vertices P(7,7), Q(-3,-5), and R(5,-3). a. calculate the lengths of the midsegmaents b. calculate the lengths of the three side of triangle PQR. c. compare your answers in a. and b. what do you notice?
October 19, 2010 by Ted

math
A triangle has vertices P(7,7), Q(-3,-5), and R(5,-3). a. calculate the lengths of the midsegmaents b. calculate the lengths of the three side of triangle PQR. c. compare your answers in a. and b. what do you notice
October 20, 2010 by Ted

math
A triangle has vertices P(7,7), Q(-3,-5), and R(5,-3). a. calculate the lengths of the midsegmaents b. calculate the lengths of the three side of triangle PQR. c. compare your answers in a. and b. what do you notice
October 20, 2010 by Ted

calculus
the sides of an equilateral triangle are increasing at a rate of 27 in/sec. how fast is the triangles area increasing when the sides of the triangle are each 18 inches long?
October 25, 2010 by Anonymous

math
suppose a parallelogram has an area of 84 square units. Describe a triangle related to this parallelogram, and find the triangle's area, base, and height.
November 8, 2010 by jasmine

Geometry
A right triangle has an angle that measures 55 degress. The leg adjacent to this angle has a length of 43 cm. What is the length of the triangle? Round to the nearest tenth
February 14, 2011 by Marco

Alegebra 1
If all the vertices of a triangle are on the circle and one side of the triangle is the diameter of the circle it is a right angle. Find the length of the diameter (AC) if Ab =8 and BC = 15.
March 10, 2011 by Chip

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

geometry
you have a square wiht an 8-inch side. you want to draw a triangle with a base 3 times greater that a side of the square. what is the altitude of the triangle?
October 12, 2011 by uzziah

Maths
triangle ABC is right angled at A. AD is perpendicularto BC. If AB= 5cm,BC= 13cm and AC=12 cm.find the area of triangle ABC. Also find the length of AD.
December 6, 2011 by leon

geometry
The lengths of three sides of a triangle are given. Describe each triangle as acute. right. or obtuse. square root 5, 3, square root 14.
February 12, 2012 by Rachel

math
A Triangle has sides 4,8,and 11. In a similar triangle the shortest side is 8 and the longest side is x. a) Write a proportion that models the situation. b) Solve the proportion for x.
March 27, 2013 by Felicia

MATH Calculus Homework PLEASE HELP!
Let T be the triangle 1≤x≤2, 0≤y≤3x-3. Find the volume that results by rotating the triangle T around the line x=-1.
May 9, 2013 by Claire

Angles,Lines and Triangles
The sum of two angles of a triangle is 116 degree and their differences is 24 degree.Find the measure of each angle of the triangle.
June 17, 2014 by Harsh

Geometry-PSSA Practice
Which of the following quadrilaterals must have diagonals that bisect each other? Rectangle Parallelogram Rhombus Isosceles Trapezoid
March 13, 2008 by Christina

math
A triangle has sides of lengths 48 feet, 55 feet, and 74 feet. Which statement is true concerning this triangle?
March 2, 2011 by Lo

Math
What is the best estimate of the measure of: Right triangle, A,B,C, if there are no degrees. Ans. 15 degrees. How do you get this if there are no degrees on the triangle??
November 30, 2012 by Edna

Math help plz
Identify three different situations where you could apply the Pythagorean Theorem. help.. thank u The Pythagorean Theorem describes a right-triangle. Therefore it can be applied anywhere a triangle exists.
October 29, 2006 by Linsey

Calculus
The measurement of one side of a right triangle is found to be 9.5 inches, and the angle opposite that side is 26°45' with a possible error of 1.5'. Approximate the percent error in computing the area of the triangle.
October 28, 2009 by Calvin

Algebra
The sides of a square are one-third as long as the sides of an equilateral triangle. The difference between their perimeters is 20 centimeters. How long is each side of the triangle? Define your variables. Thx
March 8, 2010 by Renee

algebra
Find n so that the square and triangle have the same perimeter. The square is 8n+6, the triangle is 13n+2 on two of the sides and 30n-28 on the other side. This is the question that I have for homework,I don't understand it. Thanks
September 29, 2010 by art

Math
the right triangle ABC, the altitude from vertex C divides the hypotenuse into two segments, one of length 2 and the other of length 16. Find the perimeter of triangle ABC.
December 7, 2013 by Lily

math
Tom drew a triangle with angle measures of 130°, 24°, and 26°. How would you classify Tom’s triangle based on the measures of the angles?
May 24, 2010 by Anonymous

8th grade
Right triangle ABC is similar to triangle XYZ because angle B is congruent to angle Y. If angle C equals 27°,what is the measure of angle Z?
June 23, 2010 by Anonymous

Geometry
Rectangle ABCD has diagonals AC and BD. E is the point of intersection of the two diagonals. If the area of triangle AEB is 8, what is the area of triangle ACD?
November 19, 2010 by Jen

geometry
Indirect proof given triangle ABC,<B is an obtuse angle prove there can only be one obtuse angle in triangle.
December 17, 2010 by Alfa

maths
i have got to find the perimeter of a triangle that has one side of 8x-7w another that says 3x+9y and then another that says 3y+5w whats the perimeter of the triangle ??? please help
January 21, 2011 by sophie

math
A triangle whose sides are 5,12, and 13 inches is similar to a traingle whose longest side is 39 inches. What is the perimeter of the larger triangle?
February 23, 2011 by erika

Algebra II
The height of a right triangle is 7 inches greater than the length of its base. If the area of the triangle is 15 square inches, find the base.
July 1, 2011 by Nicole

geometry
the base of an isoscels triangle is 4x long. the altitude to the base is 3x cm long. Find the length of one other side of the triangle
February 23, 2012 by sara

>_<
The 3 sided triangle has an area of 14 in^2. Determine the lengths of the sides of the triangles.Remember that the area of a triangle is ½ bh. bottom length= x+3 side length= x
May 20, 2012 by Anonymous

Math
In triangle XYZ, |XY|= 8 cm and |YZ|=6m. The area of triangle XYZ is 12cm^2. The |<PQR|= 30 degrees, 150 degrees. Find the two possible |XZ|
October 18, 2012 by Anonymous

math URGENT!!
the midpoints of the sides of a triangle are (1,1),(4,3),and (3,5). find the area of the triangle. please answer and show how u did it step by step please!!!!
October 25, 2012 by dan

Geometry-8th gr
Can you please help me with this question? 1.) Given: triangle ABC ~ triangle XYZ, m<A= 50 degrees, m<X= (2x +5y) degrees, m>Z=( 55 + y) degrees, and that m<B=(102-x) degrees. Find m<Z. Thanks.
January 31, 2013 by Mona

geometry
Triangle ABC and triangle XYZ are similar. If AB, BC, and AC are 7 inches, 9 inches, and 10 inches respectively, and XY is 9 inches, find XZ to the nearest tenth of an inch.
February 3, 2013 by Anonymous

maths-areas
in triangle ABC P, Q AND R ARE the mid points of side AB, BC, CA.prove that area of parallelogram APQR=( 1/2)* area of triangle[ABC]
March 15, 2013 by anoynomous

algebra 1
write an algebraic expression that could be used to represent the perimeter of the triangle below. write the expression in simplest form. triangle 3x+1 3-x 2x+4 A: 6x+2 B: 5x-8 C: 4x+8 D: 6x-2
March 28, 2013 by Anonymous

math
the height of a triangle is 5 cm more than the length of the base. if the area of a triangle is 133 cm^2 find the hight nad length of the base
March 31, 2013 by luz

math
A triangle has vertices with coordinates (2, 0), (3, -1), and (-2, -5). If the triangle is dilated by a scale factor of 3 with the origin as the center of dilation, what are the coordinates of the vertices of the image.
December 19, 2013 by james

math
A triangle has vertices with coordinates (2, 0), (3, -1), and (-2, -5). If the triangle is dilated by a scale factor of 3 with the origin as the center of dilation, what are the coordinates of the vertices of the image.
December 19, 2013 by james

Math
If a circle is inscribed in a triangle with vertex angles 30o - 60o - 90o , then what is the area of the triangle divided by the area of the circle?
May 9, 2014 by Judy

math
find the volume triangular pyramid: triangle base 20mm triangle height 22mm, pyramid height 14mm
November 16, 2014 by jill

Trigonometry
Usa a right triangle to write each expression as an algebraic expression. Assume the referenced angle is theta, and x is positive and in the domain of the given inverse trig. function. Label the triangle. 1. sec^sq(tan^-1x) 2. sin(arccot x/(sqrt)1-x^2)
May 12, 2010 by David M.

Math - check my answers :)
1. Find the amplitude, if it exists, and the period of y=tan 1/4È Answer: No limits in amplitude, y=tanÈ/4 period is 4pi 2.Solve x = Arctan(-sqrt3) Work: Pythagorean theorem: sqrt(1^2+3)= sqrt4=2 in length. Triangle is 1, sqrt 3,2 Answer: -60° 3. In triangleABC, A = 35°, a = ...
January 30, 2009 by Grace

Math repost for Jose
Math - jose, Sunday, October 14, 2007 at 12:55pm <EAB and < ABC are right angles,AB=4,BC=6,AE=8,AC and BE interset at D.What is the differens the area of triangle ADE and triangle BDC
October 14, 2007 by Ms. Sue

geometry
The coordinates of point A on triangle ABC are (2, -4). What would be the image of point A after triangle ABC is reflected over the y-axis andthen rotated about the origin 180 degree?
May 5, 2012 by Piggy

Math 2 questions
1.5.652 rounded to the nearest tenth. 2. The two triangles below are similar. Find the value of x. triangle 1: base: 4 height: 10 triangle 2: base: x height: 20 what would X be? my guess 8.
March 10, 2014 by anonymous

geometry
Rewrite the statement in if-then form. All equilateral triangles have three congruent sides. a. a figure has three congruent sides if and only if it is an equilateral triangle. b. a figure is an equilateral triangle if and only if it has three congruent sides. c. if a figure ...
October 2, 2007 by alan

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
Explain how the triangle similarity postulates and theorems are alike and how they differ from triangle congruence postulates Name something with a height that would be difficult to measure directly. Describe how you could measure it indirectly
January 25, 2008 by help plz

Trigonometry
Hi, this question concerns a right angled triangle. If I know the hypotenuse of the triangle is 16cm and I know the adjacent side to an unknown angle is 14cm which trigonometric ratio would I need to find the unknown angle? Many thanks
July 4, 2010 by Sam

geometry
Plot the points (2,4), (-1,4) and (2,1) and connect them to form a triangle. What rule would you use to translate the triangle 5 units to the right? Write your rule in the form H(x,y) = (?,?). Draw the translated figure and label its coordinates.
January 30, 2012 by Anonymous

geometry
Plot the points (2,4), (-1,4) and (2,1) and connect them to form a triangle. What rule would you use to translate the triangle 5 units to the right? Write your rule in the form H(x,y) = (?,?). Draw the translated figure and label its coordinates
February 6, 2012 by Anonymous

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