Question

An equilateral triangle has a perimeter of 300 cm. A second triangle is formed by joining the mid points of the first triangle. If eight such triangles are formed by joining the mid points of the previous triangle, find
a) the perimeter of the 8th triangle
b) the sum of the perimeter of the eight triangles.

Answer 1

Answer:

perimeter of eight triangle is 300÷8=37.5

perimeter of 8 triangles=300