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Why is 10 called a triangular number?
A triangular number or triangle number counts the objects that can form an equilateral triangle. 10 objects can be formed into an equilateral triangle.
What is a triangular pyramind?
It can be a pyramid shape with an equilateral triangle base
What makes and equilateral triangle an equilateral triangle?
An equilateral triangle has 3 equal sides and 3 equal interior angles each measuring 60 degrees
What is a polyhedron with equilateral triangle faces?
It_is_a_triangular_prism.">It_is_a_triangular_prism.">It is a triangular prism.* * * * *While a triangular prism can have equilateral triangle faces, it has more faces that are quadrilateral (or rectangular).A polyhedron with only equilateral triangular faces could be a tetrahedron, an octahedron in the form of a square based dipyramid, or an icosahedron.
What is the area of an equilateral triangle that has an altitude of 9?
35.074 units2
Why is 10 called a triangular number?
A triangular number or triangle number counts the objects that can form an equilateral triangle. 10 objects can be formed into an equilateral triangle.
What is the length of a side of an equilateral triangle that has a altitude of 12?
Given an altitude of 12 units, an equilateral triangle has side lengths of 13.9 (13.85641) units.
Is the altitude of an equilateral triangle equal to a side length?
No. The altitude is smaller.
An equilateral triangle with sides measuring 8cm 9cm and 10 cm?
This is not an equilateral triangle.
What is a triangle with all angles measuring the same?
Equilateral triangle
The lenght of one side of an equilateral triangle is 10 cm find the altitude of the triangle?
The triangle's altitude is 8.7 (8.66025) cm.
What is a triangular pyramind?
It can be a pyramid shape with an equilateral triangle base
What makes and equilateral triangle an equilateral triangle?
An equilateral triangle has 3 equal sides and 3 equal interior angles each measuring 60 degrees
What is a polyhedron with equilateral triangle faces?
It_is_a_triangular_prism.">It_is_a_triangular_prism.">It is a triangular prism.* * * * *While a triangular prism can have equilateral triangle faces, it has more faces that are quadrilateral (or rectangular).A polyhedron with only equilateral triangular faces could be a tetrahedron, an octahedron in the form of a square based dipyramid, or an icosahedron.
Area of a equilateral triangle?
Area = 0.5*base*altitude
The altitude of an equilateral triangle is 8.3m. find the perimeter?
28.75m
What is the area of an equilateral triangle that has an altitude of 9?
35.074 units2
