How to find the perimeter of an equilateral triangle

Practice Questions

SAT Math › How to find the perimeter of an equilateral triangle

Questions
2
1

The height of an equilateral triangle is \dpi{100} \small 2\sqrt{3}

What is the triangle's perimeter?

2

Gre11

A square rug border consists of a continuous pattern of equilateral triangles, with isosceles triangles as corners, one of which is shown above. If the length of each equilateral triangle side is 5 inches, and there are 40 triangles in total, what is the total perimeter of the rug?

The inner angles of the corner triangles is 30°.

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