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Here is one way:

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These are {45°, 45°, 90°} triangles. There are 3 on the bottom row, and 1 on top. Actually, any four identical isosceles triangles would work.

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Q: How do you use 4 identical isosceles triangles to make an isosceles triangle?
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Why is it possible to make an isosceles triangle from two identical right angled triangle?

An isosceles triangle is defined as a triangle that has two sides of the same length. With two identical right triangles, it is possible to arrange them into a bigger triangle that has two sides that are the same length.


What kind of triangle make a rhombus?

A rhombus can be split into 2 isosceles triangles or divided into 4 right angle triangles


How do you make a parallelogram that is not a square from 4 identical isosceles right triangles?

Two isosceles right triangles, if joined hypotenuse-to-hypotenuse will make a square. Two squares, sided by side, make a rectangle which is a parallelogram, and not a square.


How do you find the height of an isosceles triangle when given only the three side lengths?

Make it a right triangle where one side of the right triangle is half the length of the non-identical side of the isosceles, the hypotenuse of the right triangle is the length of one of the identical sides of the isosceles triangle, then use the Pythagorean theorem. a^2+b^2=c^2. Where "a" is the length of one of the identical sides, and "c" is the length of half the non-identical sides. Solve for "b" and that is your height.


How do you put 20 iscocoels triangles into a square?

NOT POSSIBLEIt is not possible to put 20 isosceles triangles into the form of a square. It takes 2 isosceles triangles to make one square. 6 more isosceles triangles would have to be added before a larger square could be made.For an isosceles triangle with leg length x, the number of triangles needed to make a square is modeled by the equationN = 2 * x2where N is the number of triangles and x is the number of isosceles triangles touching any side of the square.There is no integer solution for x when N = 20, meaning it is not possible to arrange 20 isosceles triangles in the shape of a square.

Related questions

Why is it possible to make an isosceles triangle from two identical right angled triangle?

An isosceles triangle is defined as a triangle that has two sides of the same length. With two identical right triangles, it is possible to arrange them into a bigger triangle that has two sides that are the same length.


What congruent shape can 2 right-angled triangles make?

Isosceles triangle


What kind of triangle make a rhombus?

A rhombus can be split into 2 isosceles triangles or divided into 4 right angle triangles


How do you make a parallelogram that is not a square from 4 identical isosceles right triangles?

Two isosceles right triangles, if joined hypotenuse-to-hypotenuse will make a square. Two squares, sided by side, make a rectangle which is a parallelogram, and not a square.


Can 2 triangles make a rhombus?

Two isosceles triangle can make a rhombus. Wish this will help.


What 4 identical shapes make triangle?

Four equilateral triangles make up another equilateral triangle.


What 4 identical shapes make a triangle?

4 Triangles A trapezoid makes 3 triangles. The 4th triangle can be placed on the top of the trapezoid.


Is it possible to make large square using only isosceles triangle?

Yes 2 congruent right angle isosceles triangles joined together will make a square


How do you find the height of an isosceles triangle when given only the three side lengths?

Make it a right triangle where one side of the right triangle is half the length of the non-identical side of the isosceles, the hypotenuse of the right triangle is the length of one of the identical sides of the isosceles triangle, then use the Pythagorean theorem. a^2+b^2=c^2. Where "a" is the length of one of the identical sides, and "c" is the length of half the non-identical sides. Solve for "b" and that is your height.


How do you put 20 iscocoels triangles into a square?

NOT POSSIBLEIt is not possible to put 20 isosceles triangles into the form of a square. It takes 2 isosceles triangles to make one square. 6 more isosceles triangles would have to be added before a larger square could be made.For an isosceles triangle with leg length x, the number of triangles needed to make a square is modeled by the equationN = 2 * x2where N is the number of triangles and x is the number of isosceles triangles touching any side of the square.There is no integer solution for x when N = 20, meaning it is not possible to arrange 20 isosceles triangles in the shape of a square.


What is the least amount of triangles to make a trapezoid?

Two Isosceles triangles.__ ^/ / / |/ / / |V --


How many short isosceles triangles are needed to build one great Icosahedron?

Well, honey, you're gonna need 20 short isosceles triangles to build that fabulous Icosahedron. Each face of the Icosahedron is made up of an isosceles triangle, and there are 20 faces in total. So, do the math and get building, darling!