Two-dimensional geometric shapes

Special Triangles - Right Triangle, Equilateral Triangles, Isosceles Triangles

Keywords: special triangles - right triangle, equilateral triangles, isosceles triangles

RIGHT TRIANGLE

Derékszögű háromszög

Pythagorean Theorem

c2=a2+b2


Area of Right Triangles

T=a·b2=c·h2

Leg Theorem

a2=p·c  ;   b2=q·c

Altitude Theorem

h2=p·q

EQUILATERAL TRIANGLES

Equilateral Triangles

Height of Equilateral Triangles

h=32a

Area of Equilateral Triangles

A=a·h2

ISOSCELES TRIANGLES

Isosceles Triangles

Height of Isosceles Triangles

h=b2-a24

Area of Isosceles Triangles

A=a·h2