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It is an isosceles triangle with a perimeter of 26+(4 times square root of 13) linear units and an area of 78 square units
is the perimeter of the triangle whose sides measure 7.5 7.1 and 8.1
triangle
No.
Yes, the Euclidean distance is the length of the hypotenuse of the right angled triangle whose other two vertices are at the two given points.
It is: 3*7.5 = 22.5 cm which is the perimeter of the equilateral triangle
It is the vertex whose plural is vertices
28.5
22cm
Inscribed Polygon
It is: 3*7 = 21cm
22.5 cm